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Home My WebLink About3810 S Timber St & #2 - Plan3810 S Timber St & #23/7/2025 3810 S Timber St & #23/7/2025 3810 S Timber St & #23/7/2025 3810 S Timber St & #23/7/2025 Bldg #102121598 & 600 APPROVALS: PLNG - C. Santana BLDG - J. Lo POLICE - B. Martin PUBLIC WORKS - Y. Soto 3810 S Timber St & #23/7/2025 3810 S Timber St & #23/7/2025 3810 S Timber St & #23/7/2025 3810 S Timber St & #23/7/2025 CHAPTER 4 RESIDENTIAL MANDATORY MEASURES DIVISION 4.1 PLANNING AND DESIGN 4.201 GENERAL 4.201.1 SCOPE. For the purposes of mandatory energy efficiency standards in this code, the California Energy Commission will continue to adopt mandatory standards. DIVISION 4.2 ENERGY EFFICIENCY DIVISION 4.3 WATER EFFICIENCY AND CONSERVATION 4.406 ENHANCED DURABILITY AND REDUCED MAINTENANCE 4.406.1 RODENT PROOFING. Annular spaces around pipes, electric cables, conduits or other openings in sole/bottom plates at exterior walls shall be protected against the passage of rodents by closing such openings with cement mortar, concrete masonry or a similar method acceptable to the enforcing agency. 4.408 CONSTRUCTION WASTE REDUCTION, DISPOSAL AND RECYCLING 4.408.1 CONSTRUCTION WASTE MANAGEMENT. Recycle and/or salvage for reuse a minimum of 65 percent of the non-hazardous construction and demolition waste in accordance with either Section 4.408.2, 4.408.3 or 4.408.4, or meet a more stringent local construction and demolition waste management ordinance. Exceptions: 1. Excavated soil and land-clearing debris. 2. Alternate waste reduction methods developed by working with local agencies if diversion or recycle facilities capable of compliance with this item do not exist or are not located reasonably close to the jobsite. 3. The enforcing agency may make exceptions to the requirements of this section when isolated jobsites are located in areas beyond the haul boundaries of the diversion facility. 4.408.2 CONSTRUCTION WASTE MANAGEMENT PLAN. Submit a construction waste management plan in conformance with Items 1 through 5. The construction waste management plan shall be updated as necessary and shall be available during construction for examination by the enforcing agency. 1. Identify the construction and demolition waste materials to be diverted from disposal by recycling, reuse on the project or salvage for future use or sale. 2. Specify if construction and demolition waste materials will be sorted on-site (source separated) or bulk mixed (single stream). 3. Identify diversion facilities where the construction and demolition waste material collected will be taken. 4. Identify construction methods employed to reduce the amount of construction and demolition waste generated. 5. Specify that the amount of construction and demolition waste materials diverted shall be calculated by weight or volume, but not by both. 4.408.3 WASTE MANAGEMENT COMPANY. Utilize a waste management company, approved by the enforcing agency, which can provide verifiable documentation that the percentage of construction and demolition waste material diverted from the landfill complies with Section 4.408.1. Note: The owner or contractor may make the determination if the construction and demolition waste materials will be diverted by a waste management company. 4.408.4 WASTE STREAM REDUCTION ALTERNATIVE [LR]. Projects that generate a total combined weight of construction and demolition waste disposed of in landfills, which do not exceed 3.4 lbs./sq.ft. of the building area shall meet the minimum 65% construction waste reduction requirement in Section 4.408.1 4.408.4.1 WASTE STREAM REDUCTION ALTERNATIVE. Projects that generate a total combined weight of construction and demolition waste disposed of in landfills, which do not exceed 2 pounds per square foot of the building area, shall meet the minimum 65% construction waste reduction requirement in Section 4.408.1 4.408.5 DOCUMENTATION. Documentation shall be provided to the enforcing agency which demonstrates compliance with Section 4.408.2, items 1 through 5, Section 4.408.3 or Section 4.408.4.. Notes: 1. Sample forms found in "A Guide to the California Green Building Standards Code (Residential)" located at www.hcd.ca.gov/CALGreen.html may be used to assist in documenting compliance with this section. 2. Mixed construction and demolition debris (C & D) processors can be located at the California Department of Resources Recycling and Recovery (CalRecycle). 4.410 BUILDING MAINTENANCE AND OPERATION 4.410.1 OPERATION AND MAINTENANCE MANUAL. At the time of final inspection, a manual, compact disc, web-based reference or other media acceptable to the enforcing agency which includes all of the following shall be placed in the building: 1. Directions to the owner or occupant that the manual shall remain with the building throughout the life cycle of the structure. 2. Operation and maintenance instructions for the following: a. Equipment and appliances, including water-saving devices and systems, HVAC systems, photovoltaic systems, electric vehicle chargers, water-heating systems and other major appliances and equipment. b. Roof and yard drainage, including gutters and downspouts. c. Space conditioning systems, including condensers and air filters. d. Landscape irrigation systems. e. Water reuse systems. 3. Information from local utility, water and waste recovery providers on methods to further reduce resource consumption, including recycle programs and locations. 4. Public transportation and/or carpool options available in the area. 5. Educational material on the positive impacts of an interior relative humidity between 30-60 percent and what methods an occupant may use to maintain the relative humidity level in that range. 6. Information about water-conserving landscape and irrigation design and controllers which conserve water. 7. Instructions for maintaining gutters and downspouts and the importance of diverting water at least 5 feet away from the foundation. 8. Information on required routine maintenance measures, including, but not limited to, caulking, painting, grading around the building, etc. 9. Information about state solar energy and incentive programs available. 10. A copy of all special inspections verifications required by the enforcing agency or this code. 4.410.2 RECYCLING BY OCCUPANTS. Where 5 or more multifamily dwelling units are constructed on a building site, provide readily accessible area(s) that serves all buildings on the site and are identified for the depositing, storage and collection of non-hazardous materials for recycling, including (at a minimum) paper, corrugated cardboard, glass, plastics, organic waster, and metals, or meet a lawfully enacted local recycling ordinance, if more restrictive. Exception: Rural jurisdictions that meet and apply for the exemption in Public Resources Code Section 42649.82 (a)(2)(A) et seq. are note required to comply with the organic waste portion of this section. DIVISION 4.4 MATERIAL CONSERVATION AND RESOURCE EFFICIENCY DIVISION 4.5 ENVIRONMENTAL QUALITY 4.303 INDOOR WATER USE 4.303.1 WATER CONSERVING PLUMBING FIXTURES AND FITTINGS. Plumbing fixtures (water closets and urinals) and fittings (faucets and showerheads) shall comply with the sections 4.303.1.1, 4.303.1.2, 4.303.1.3, and 4.303.4.4. Note: All noncompliant plumbing fixtures in any residential real property shall be replaced with water-conserving plumbing fixtures. Plumbing fixture replacement is required prior to issuance of a certificate of final completion, certificate of occupancy, or final permit approval by the local building department. See Civil Code Section 1101.1, et seq., for the definition of a noncompliant plumbing fixture, types of residential buildings affected and other important enactment dates. 4.303.1.1 Water Closets. The effective flush volume of all water closets shall not exceed 1.28 gallons per flush. Tank-type water closets shall be certified to the performance criteria of the U.S. EPA WaterSense Specification for Tank-type Toilets. Note: The effective flush volume of dual flush toilets is defined as the composite, average flush volume of two reduced flushes and one full flush. 4.303.1.2 Urinals. The effective flush volume of wall mounted urinals shall not exceed 0.125 gallons per flush. The effective flush volume of all other urinals shall not exceed 0.5 gallons per flush. 4.303.1.3 Showerheads. 4.303.1.3.1 Single Showerhead. Showerheads shall have a maximum flow rate of not more than 1.8 gallons per minute at 80 psi. Showerheads shall be certified to the performance criteria of the U.S. EPA WaterSense Specification for Showerheads. 4.303.1.3.2 Multiple showerheads serving one shower. When a shower is served by more than one showerhead, the combined flow rate of all the showerheads and/or other shower outlets controlled by a single valve shall not exceed 1.8 gallons per minute at 80 psi, or the shower shall be designed to only allow one shower outlet to be in operation at a time. Note: A hand-held shower shall be considered a showerhead. 4.303.1.4 Faucets. 4.303.1.4.1 Residential Lavatory Faucets. The maximum flow rate of residential lavatory faucets shall not exceed 1.2 gallons per minute at 60 psi. The minimum flow rate of residential lavatory faucets shall not be less than 0.8 gallons per minute at 20 psi. 4.303.1.4.2 Lavatory Faucets in Common and Public Use Areas. The maximum flow rate of lavatory faucets installed in common and public use areas (outside of dwellings or sleeping units) in residential buildings shall not exceed 0.5 gallons per minute at 60 psi. 4.303.1.4.3 Metering Faucets. Metering faucets when installed in residential buildings shall not deliver more than 0.2 gallons per cycle. 4.303.1.4.4 Kitchen Faucets. The maximum flow rate of kitchen faucets shall not exceed 1.8 gallons per minute at 60 psi. Kitchen faucets may temporarily increase the flow above the maximum rate, but not to exceed 2.2 gallons per minute at 60 psi, and must default to a maximum flow rate of 1.8 gallons per minute at 60 psi. Note: Where complying faucets are unavailable, aerators or other means may be used to achieve reduction. 4.303.2 STANDARDS FOR PLUMBING FIXTURES AND FITTINGS. Plumbing fixtures and fittings shall be installed in accordance with the California Plumbing Code, and shall meet the applicable standards referenced in Table 1701.1 of the California Plumbing Code. TABLE - MAXIMUM FIXTURE WATER USE FIXTURE TYPE FLOW RATE SHOWER HEADS (RESIDENTIAL)1.8 GMP @ 80 PSI LAVATORY FAUCETS (RESIDENTIAL) MAX. 1.2 GPM @ 60 PSI MIN. 0.8 GPM @ 20 PSI LAVATORY FAUCETS IN COMMON & PUBLIC USE AREAS 0.5 GPM @ 60 PSI KITCHEN FAUCETS 1.8 GPM @ 60 PSI METERING FAUCETS 0.2 GAL/CYCLE WATER CLOSET 1.28 GAL/FLUSH URINALS 0.125 GAL/FLUSH 4.304 OUTDOOR WATER USE 4.304.1 OUTDOOR POTABLE WATER USE IN LANDSCAPE AREAS. Residential developments shall comply with a local water efficient landscape ordinance or the current California Department of Water Resources' Model Water Efficient Landscape Ordinance (MWELO), whichever is more stringent. NOTES: 1. The Model Water Efficient Landscape Ordinance (MWELO) is located in the California Code Regulations, Title 23, Chapter 2.7, Division 2. MWELO and supporting documents, including water budget calculator, are available at: https://www.water.ca.gov/ ABBREVIATION DEFINITIONS: HCD Department of Housing and Community Development BSC California Building Standards Commission DSA-SS Division of the State Architect, Structural Safety OSHPD Office of Statewide Health Planning and Development LR Low Rise HR High Rise AA Additions and Alterations N New NOTE: THIS TABLE COMPILES THE DATA IN SECTION 4.303.1, AND IS INCLUDED AS A CONVENIENCE FOR THE USER. SECTION 4.102 DEFINITIONS 4.102.1 DEFINITIONS The following terms are defined in Chapter 2 (and are included here for reference) FRENCH DRAIN. A trench, hole or other depressed area loosely filled with rock, gravel, fragments of brick or similar pervious material used to collect or channel drainage or runoff water. WATTLES. Wattles are used to reduce sediment in runoff. Wattles are often constructed of natural plant materials such as hay, straw or similar material shaped in the form of tubes and placed on a downflow slope. Wattles are also used for perimeter and inlet controls. 4.106 SITE DEVELOPMENT 4.106.1 GENERAL. Preservation and use of available natural resources shall be accomplished through evaluation and careful planning to minimize negative effects on the site and adjacent areas. Preservation of slopes, management of storm water drainage and erosion controls shall comply with this section. 4.106.2 STORM WATER DRAINAGE AND RETENTION DURING CONSTRUCTION. Projects which disturb less than one acre of soil and are not part of a larger common plan of development which in total disturbs one acre or more, shall manage storm water drainage during construction. In order to manage storm water drainage during construction, one or more of the following measures shall be implemented to prevent flooding of adjacent property, prevent erosion and retain soil runoff on the site. 1. Retention basins of sufficient size shall be utilized to retain storm water on the site. 2. Where storm water is conveyed to a public drainage system, collection point, gutter or similar disposal method, water shall be filtered by use of a barrier system, wattle or other method approved by the enforcing agency. 3. Compliance with a lawfully enacted storm water management ordinance. Note: Refer to the State Water Resources Control Board for projects which disturb one acre or more of soil, or are part of a larger common plan of development which in total disturbs one acre or more of soil. (Website: https://www.waterboards.ca.gov/water_issues/programs/stormwater/construction.html) 4.106.3 GRADING AND PAVING. Construction plans shall indicate how the site grading or drainage system will manage all surface water flows to keep water from entering buildings. Examples of methods to manage surface water include, but are not limited to, the following: 1. Swales 2. Water collection and disposal systems 3. French drains 4. Water retention gardens 5. Other water measures which keep surface water away from buildings and aid in groundwater recharge. Exception: Additions and alterations not altering the drainage path. 4.106.4 Electric vehicle (EV) charging for new construction. New construction shall comply with Sections 4.106.4.1, 4.106.4.2, or 4.106.4.3 to facilitate future installation and use of EV chargers. Electric vehicle supply equipment (EVSE) shall be installed in accordance with the California Electrical Code, Article 625. Exceptions: 1. On a case-by-case basis, where the local enforcing agency has determined EV charging and infrastructure are not feasible based upon one or more of the following conditions: 1.1 Where there is no commercial power supply. 1.2 Where there is evidence substantiating that meeting the requirements will alter the local utility infrastructure design requirements on the utility side of the meter so as to increase the utility side cost to the homeowner or the developer by more than $400.00 per dwelling unit. 2. Accessory Dwelling Units (ADU) and Junior Accessory Dwelling Units (JADU) without additional parking facilities. 4.106.4.1 New one- and two-family dwellings and townhouses with attached private garages. For each dwelling unit, install a listed raceway to accommodate a dedicated 208/240-volt branch circuit. The raceway shall not be less than trade size 1 (nominal 1-inch inside diameter). The raceway shall originate at the main service or subpanel and shall terminate into a listed cabinet, box or other enclosure in close proximity to the proposed location of an EV charger. Raceways are required to be continuous at enclosed, inaccessible or concealed areas and spaces. The service panel and/or subpanel shall provide capacity to install a 40-ampere minimum dedicated branch circuit and space(s) reserved to permit installation of a branch circuit overcurrent protective device. 4.106.4.1.1 Identification. The service panel or subpanel circuit directory shall identify the overcurrent protective device space(s) reserved for future EV charging as "EV CAPABLE". The raceway termination location shall be permanently and visibly marked as "EV CAPABLE". 4.106.4.2 New multifamily dwellings. If residential parking is available, ten (10) percent of the total number of parking spaces on a building site, provided for all types of parking facilities, shall be electric vehicle charging spaces (EV spaces) capable of supporting future EVSE. Calculations for the required number of EV spaces shall be rounded up to the nearest whole number. Notes: 1. Construction documents are intended to demonstrate the project's capability and capacity for facilitating future EV charging. 2. There is no requirement for EV spaces to be constructed or available until EV chargers are installed for use. 4.106.4.2.1 Electric vehicle charging space (EV space) locations. Construction documents shall indicate the location of proposed EV spaces. Where common use parking is provided at least one EV space shall be located in the common use parking area and shall be available for use by all residents. CHAPTER 3 GREEN BUILDING SECTION 301 GENERAL 301.1 SCOPE. Buildings shall be designed to include the green building measures specified as mandatory in the application checklists contained in this code. Voluntary green building measures are also included in the application checklists and may be included in the design and construction of structures covered by this code, but are not required unless adopted by a city, county, or city and county as specified in Section 101.7. 301.1.1 Additions and alterations. [HCD] The mandatory provisions of Chapter 4 shall be applied to additions or alterations of existing residential buildings where the addition or alteration increases the building's conditioned area, volume, or size. The requirements shall apply only to and/or within the specific area of the addition or alteration. Note: On and after January 1, 2014, residential buildings undergoing permitted alterations, additions, or improvements shall replace noncompliant plumbing fixtures with water-conserving plumbing fixtures. Plumbing fixture replacement is required prior to issuance of a certificate of final completion, certificate of occupancy or final permit approval by the local building department. See Civil Code Section 1101.1, et seq., for the definition of a noncompliant plumbing fixture, types of residential buildings affected and other important enactment dates. 301.2 LOW-RISE AND HIGH-RISE RESIDENTIAL BUILDINGS. [HCD] The provisions of individual sections of CALGreen may apply to either low-rise residential buildings high-rise residential buildings, or both. Individual sections will be designated by banners to indicate where the section applies specifically to low-rise only (LR) or high-rise only (HR). When the section applies to both low-rise and high-rise buildings, no banner will be used. SECTION 302 MIXED OCCUPANCY BUILDINGS 302.1 MIXED OCCUPANCY BUILDINGS. In mixed occupancy buildings, each portion of a building shall comply with the specific green building measures applicable to each specific occupancy. 4.106.4.2.1.1 Electric Vehicle Charging Stations (EVCS) When EV chargers are installed, EV spaces required by Section 4.106.2.2, Item 3, shall comply with at least one of the following options: 1. The EV space shall be located adjacent to an accessible parking space meeting the requirements of the California Building Code, Chapter 11A, to allow use of the EV charger from the accessible parking space. 2. The EV space shall be located on an accessible route, as defined in the California Building Code, Chapter 2, to the building. Exception: Electric vehicle charging stations designed and constructed in compliance with the California Building Code, Chapter 11B, are not required to comply with Section 4.106.4.2.1.1 and Section 4.106.4.2.2, Item 3. Note: Electric Vehicle charging stations serving public housing are required to comply with the California Building Code, Chapter 11B. 4.106.4.2.2 Electric vehicle charging space (EV space) dimensions. The EV space shall be designed to comply with the following: 1. The minimum length of each EV space shall be 18 feet (5486 mm). 2. The minimum width of each EV space shall be 9 feet (2743 mm). 3. One in every 25 EV spaces, but not less than one EV space, shall have an 8-foot (2438 mm) wide minimum aisle. A 5-foot (1524 mm) wide minimum aisle shall be permitted provided the minimum width of the EV space is 12 feet (3658 mm). a. Surface slope for this EV space and the aisle shall not exceed 1 unit vertical in 48 units horizontal (2.083 percent slope) in any direction. 4.106.4.2.3 Single EV space required. Install a listed raceway capable of accommodating a 208/240- volt dedicated branch circuit. The raceway shall not be less than trade size 1 (nominal 1-inch inside diameter). The raceway shall originate at the main service or subpanel and shall terminate into a listed cabinet, box or enclosure in close proximity to the proposed location of the EV space. Construction documents shall identify the raceway termination point. The service panel and/or subpanel shall provide capacity to install a 40-ampere minimum dedicated branch circuit and space(s) reserved to permit installation of a branch circuit overcurrent protective device. 4.106.4.2.4 Multiple EV spaces required. Construction documents shall indicate the raceway termination point and proposed location of future EV spaces and EV chargers. Construction documents shall also provide information on amperage of future EVSE, raceway method(s), wiring schematics and electrical load calculations to verify that the electrical panel service capacity and electrical system, including any on-site distribution transformer(s), have sufficient capacity to simultaneously charge all EVs at all required EV spaces at the full rated amperage of the EVSE. Plan design shall be based upon a 40-ampere minimum branch circuit. Required raceways and related components that are planned to be installed underground, enclosed, inaccessible or in concealed areas and spaces shall be installed at the time of original construction. 4.106.4.2.5 Identification. The service panel or subpanel circuit directory shall identify the overcurrent protective device space(s) reserved for future EV charging purposes as "EV CAPABLE" in accordance with the California Electrical Code. 4.106.4.3 New hotels and motels. All newly constructed hotels and motels shall provide EV spaces capable of supporting future installation of EVSE. The construction documents shall identify the location of the EV spaces. Notes: 1. Construction documents are intended to demonstrate the project's capability and capacity or facilitating future EV charging. 2. There is no requirement for EV spaces to be constructed or available until EV chargers are installed for use. 4.106.4.3.1 Number of required EV spaces. The number of required EV spaces shall be based on the total number of parking spaces provided for all types of parking facilities in accordance with Table 4.106.4.3.1. Calculations for the required number of EV spaces shall be rounded up to the nearest whole number. SECTION 4.501 GENERAL 4.501.1 Scope The provisions of this chapter shall outline means of reducing the quality of air contaminants that are odorous, irritating and/or harmful to the comfort and well being of a building's installers, occupants and neighbors. SECTION 4.502 DEFINITIONS 5.102.1 DEFINITIONS The following terms are defined in Chapter 2 (and are included here for reference) AGRIFIBER PRODUCTS. Agrifiber products include wheatboard, strawboard, panel substrates and door cores, not including furniture, fixtures and equipment (FF&E) not considered base building elements. COMPOSITE WOOD PRODUCTS. Composite wood products include hardwood plywood, particleboard and medium density fiberboard. "Composite wood products" does not include hardboard, structural plywood, structural panels, structural composite lumber, oriented strand board, glued laminated timber, prefabricated wood I-joists or finger-jointed lumber, all as specified in California Code of regulations (CCR), title 17, Section 93120.1. DIRECT-VENT APPLIANCE. A fuel-burning appliance with a sealed combustion system that draws all air for combustion from the outside atmosphere and discharges all flue gases to the outside atmosphere. TABLE 4.106.4.3.1 TOTAL NUMBER OF PARKING SPACES NUMBER OF REQUIRED EV SPACES 0-9 0 10-25 1 26-50 2 51-75 4 76-100 5 101-150 7 151-200 10 201 and over 6 percent of total 4.106.4.3.2 Electric vehicle charging space (EV space) dimensions. The EV spaces shall be designed to comply with the following: 1. The minimum length of each EV space shall be 18 feet (5486mm). 2. The minimum width of each EV space shall be 9 feet (2743mm) 4.106.4.3.3 Single EV space required. When a single EV space is required, the EV space shall be designed in accordance with Section 4.106.4.2.3. 4.106.4.3.4 Multiple EV spaces required. When multiple EV spaces are required, the EV spaces shall be designed in accordance with Section 4.106.4.2.4. 4.106.4.3.5 Identification. The service panels or sub-panels shall be identified in accordance with Section 4.106.4.2.5. 4.106.4.3.6 Accessible EV spaces. In addition to the requirements in Section 4.106.4.3, EV spaces for hotels/motels and all EVSE, when installed, shall comply with the accessibility provisions for the EV charging stations in the California Building Code, Chapter 11B. Y N/AYN/AYN/AYN/A RESPON. PARTY RESPON. PARTY RESPON. PARTY RESPON. PARTY 2022 CALIFORNIA GREEN BUILDING STANDARDS CODE RESIDENTIAL MANDATORY MEASURES, SHEET 1 Y = YES N/A =NOT APPLICABLE RESPON. PARTY =RESPONSIBLE PARTY (ie: ARCHITECT, ENGINEER, OWNER, CONTRACTOR, INSPECTOR ETC.) RE M A R K S DA T E DRAWN BY:F.L. AS NOTED JOB NO.: SCALE: SHEET CHECK'D BY:F.L. RE V I S I O N S PCN #: CG1 AD D R E S S : OW N E R : SH E E T CO N T E N T : CA L G R E E N C H E C K L I S T CO N T R A C T O R YE S NO T A P P L I C A B L E NO T A P P L I C A B L E NO T AP P L I C A B L E NO T A P P L I C A B L E YE S CO N - TR A C T O R YE S CO N - TR A C T O R YE S CO N - TR A C T O R YE S CO N - TR A C T O R YE S CO N - TR A C T O R CO N T R A C T O R YE S YE S CO N - TR A C T O R YE S CO N - TR A C T O R YE S CO N - TR A C T O R YE S CO N - TR A C T O R YE S CO N - TR A C T O R YE S CO N - TR A C T O R YE S CO N - TR A C T O R YE S CO N - TR A C T O R YE S CO N - TR A C T O R YE S CO N - TR A C T O R NO T AP P L I C A B L E NO T AP P L I C A B L E GA R A G E T O A D U TH E N G U Y E N R E S I D E N C E 38 1 0 S T I M B E R S T SA N T A A N A , C A 9 2 7 0 7 CO N T R A C T O R YE S CO N T R A C T O R YE S CO N T R A C T O R YE S CO N T R A C T O R YE S CO N T R A C T O R YE S C64806 F RA N K L I U ê ê EXP 6/30/2025 38 1 0 S T I M B E R S T , U N I T 2 3810 S Timber St & #23/7/2025 MAXIMUM INCREMENTAL REACTIVITY (MIR). The maximum change in weight of ozone formed by adding a compound to the "Base Reactive Organic Gas (ROG) Mixture" per weight of compound added, expressed to hundredths of a gram (g O³/g ROC). Note: MIR values for individual compounds and hydrocarbon solvents are specified in CCR, Title 17, Sections 94700 and 94701. MOISTURE CONTENT. The weight of the water in wood expressed in percentage of the weight of the oven-dry wood. PRODUCT-WEIGHTED MIR (PWMIR). The sum of all weighted-MIR for all ingredients in a product subject to this article. The PWMIR is the total product reactivity expressed to hundredths of a gram of ozone formed per gram of product (excluding container and packaging). Note: PWMIR is calculated according to equations found in CCR, Title 17, Section 94521 (a). REACTIVE ORGANIC COMPOUND (ROC). Any compound that has the potential, once emitted, to contribute to ozone formation in the troposphere. VOC. A volatile organic compound (VOC) broadly defined as a chemical compound based on carbon chains or rings with vapor pressures greater than 0.1 millimeters of mercury at room temperature. These compounds typically contain hydrogen and may contain oxygen, nitrogen and other elements. See CCR Title 17, Section 94508(a). 4.503 FIREPLACES 4.503.1 GENERAL. Any installed gas fireplace shall be a direct-vent sealed-combustion type. Any installed woodstove or pellet stove shall comply with U.S. EPA New Source Performance Standards (NSPS) emission limits as applicable, and shall have a permanent label indicating they are certified to meet the emission limits. Woodstoves, pellet stoves and fireplaces shall also comply with applicable local ordinances. 4.504 POLLUTANT CONTROL 4.504.1 COVERING OF DUCT OPENINGS & PROTECTION OF MECHANICAL EQUIPMENT DURING CONSTRUCTION. At the time of rough installation, during storage on the construction site and until final startup of the heating, cooling and ventilating equipment, all duct and other related air distribution component openings shall be covered with tape, plastic, sheet metal or other methods acceptable to the enforcing agency to reduce the amount of water, dust or debris which may enter the system. 4.504.2 FINISH MATERIAL POLLUTANT CONTROL. Finish materials shall comply with this section. 4.504.2.1 Adhesives, Sealants and Caulks. Adhesives, sealant and caulks used on the project shall meet the requirements of the following standards unless more stringent local or regional air pollution or air quality management district rules apply: 1. Adhesives, adhesive bonding primers, adhesive primers, sealants, sealant primers and caulks shall comply with local or regional air pollution control or air quality management district rules where applicable or SCAQMD Rule 1168 VOC limits, as shown in Table 4.504.1 or 4.504.2, as applicable. Such products also shall comply with the Rule 1168 prohibition on the use of certain toxic compounds (chloroform, ethylene dichloride, methylene chloride, perchloroethylene and tricloroethylene), except for aerosol products, as specified in Subsection 2 below. 2. Aerosol adhesives, and smaller unit sizes of adhesives, and sealant or caulking compounds (in units of product, less packaging, which do not weigh more than 1 pound and do not consist of more than 16 fluid ounces) shall comply with statewide VOC standards and other requirements, including prohibitions on use of certain toxic compounds, of California Code of Regulations, Title 17, commencing with section 94507. 4.504.2.2 Paints and Coatings. Architectural paints and coatings shall comply with VOC limits in Table 1 of the ARB Architectural Suggested Control Measure, as shown in Table 4.504.3, unless more stringent local limits apply. The VOC content limit for coatings that do not meet the definitions for the specialty coatings categories listed in Table 4.504.3 shall be determined by classifying the coating as a Flat, Nonflat or Nonflat-High Gloss coating, based on its gloss, as defined in subsections 4.21, 4.36, and 4.37 of the 2007 California Air Resources Board, Suggested Control Measure, and the corresponding Flat, Nonflat or Nonflat-High Gloss VOC limit in Table 4.504.3 shall apply. 4.504.2.3 Aerosol Paints and Coatings. Aerosol paints and coatings shall meet the Product-weighted MIR Limits for ROC in Section 94522(a)(2) and other requirements, including prohibitions on use of certain toxic compounds and ozone depleting substances, in Sections 94522(e)(1) and (f)(1) of California Code of Regulations, Title 17, commencing with Section 94520; and in areas under the jurisdiction of the Bay Area Air Quality Management District additionally comply with the percent VOC by weight of product limits of Regulation 8, Rule 49. 4.504.2.4 Verification. Verification of compliance with this section shall be provided at the request of the enforcing agency. Documentation may include, but is not limited to, the following: 1. Manufacturer's product specification. 2. Field verification of on-site product containers. CHAPTER 7 INSTALLER & SPECIAL INSPECTOR QUALIFICATIONS 702 QUALIFICATIONS 702.1 INSTALLER TRAINING. HVAC system installers shall be trained and certified in the proper installation of HVAC systems including ducts and equipment by a nationally or regionally recognized training or certification program. Uncertified persons may perform HVAC installations when under the direct supervision and responsibility of a person trained and certified to install HVAC systems or contractor licensed to install HVAC systems. Examples of acceptable HVAC training and certification programs include but are not limited to the following: 1. State certified apprenticeship programs. 2. Public utility training programs. 3. Training programs sponsored by trade, labor or statewide energy consulting or verification organizations. 4. Programs sponsored by manufacturing organizations. 5. Other programs acceptable to the enforcing agency. 702.2 SPECIAL INSPECTION [HCD]. When required by the enforcing agency, the owner or the responsible entity acting as the owner's agent shall employ one or more special inspectors to provide inspection or other duties necessary to substantiate compliance with this code. Special inspectors shall demonstrate competence to the satisfaction of the enforcing agency for the particular type of inspection or task to be performed. In addition to other certifications or qualifications acceptable to the enforcing agency, the following certifications or education may be considered by the enforcing agency when evaluating the qualifications of a special inspector: 1. Certification by a national or regional green building program or standard publisher. 2. Certification by a statewide energy consulting or verification organization, such as HERS raters, building performance contractors, and home energy auditors. 3. Successful completion of a third party apprentice training program in the appropriate trade. 4. Other programs acceptable to the enforcing agency. Notes: 1. Special inspectors shall be independent entities with no financial interest in the materials or the project they are inspecting for compliance with this code. 2. HERS raters are special inspectors certified by the California Energy Commission (CEC) to rate homes in California according to the Home Energy Rating System (HERS). [BSC] When required by the enforcing agency, the owner or the responsible entity acting as the owner's agent shall employ one or more special inspectors to provide inspection or other duties necessary to substantiate compliance with this code. Special inspectors shall demonstrate competence to the satisfaction of the enforcing agency for the particular type of inspection or task to be performed. In addition, the special inspector shall have a certification from a recognized state, national or international association, as determined by the local agency. The area of certification shall be closely related to the primary job function, as determined by the local agency. Note: Special inspectors shall be independent entities with no financial interest in the materials or the project they are inspecting for compliance with this code. 703 VERIFICATIONS 703.1 DOCUMENTATION. Documentation used to show compliance with this code shall include but is not limited to, construction documents, plans, specifications, builder or installer certification, inspection reports, or other methods acceptable to the enforcing agency which demonstrate substantial conformance. When specific documentation or special inspection is necessary to verify compliance, that method of compliance will be specified in the appropriate section or identified applicable checklist. 4.505 INTERIOR MOISTURE CONTROL 4.505.1 General. Buildings shall meet or exceed the provisions of the California Building Standards Code. 4.505.2 CONCRETE SLAB FOUNDATIONS. Concrete slab foundations required to have a vapor retarder by California Building Code, Chapter 19, or concrete slab-on-ground floors required to have a vapor retarder by the California Residential Code, Chapter 5, shall also comply with this section. 4.505.2.1 Capillary break. A capillary break shall be installed in compliance with at least one of the following: 1. A 4-inch (101.6 mm) thick base of 1/2 inch (12.7mm) or larger clean aggregate shall be provided with a vapor barrier in direct contact with concrete and a concrete mix design, which will address bleeding, shrinkage, and curling, shall be used. For additional information, see American Concrete Institute, ACI 302.2R-06. 2. Other equivalent methods approved by the enforcing agency. 3. A slab design specified by a licensed design professional. 4.505.3 MOISTURE CONTENT OF BUILDING MATERIALS. Building materials with visible signs of water damage shall not be installed. Wall and floor framing shall not be enclosed when the framing members exceed 19 percent moisture content. Moisture content shall be verified in compliance with the following: 1. Moisture content shall be determined with either a probe-type or contact-type moisture meter.Equivalent moisture verification methods may be approved by the enforcing agency and shall satisfy requirements found in Section 101.8 of this code. 2. Moisture readings shall be taken at a point 2 feet (610 mm) to 4 feet (1219 mm) from the grade stamped end of each piece verified. 3. At least three random moisture readings shall be performed on wall and floor framing with documentation acceptable to the enforcing agency provided at the time of approval to enclose the wall and floor framing. Insulation products which are visibly wet or have a high moisture content shall be replaced or allowed to dry prior to enclosure in wall or floor cavities. Wet-applied insulation products shall follow the manufacturers' drying recommendations prior to enclosure. 4.506 INDOOR AIR QUALITY AND EXHAUST 4.506.1 Bathroom exhaust fans. Each bathroom shall be mechanically ventilated and shall comply with the following: 1. Fans shall be ENERGY STAR compliant and be ducted to terminate outside the building. 2. Unless functioning as a component of a whole house ventilation system, fans must be controlled by a humidity control. a. Humidity controls shall be capable of adjustment between a relative humidity range less than or equal to 50% to a maximum of 80%. A humidity control may utilize manual or automatic means of adjustment. b. A humidity control may be a separate component to the exhaust fan and is not required to be integral (i.e., built-in) Notes: 1. For the purposes of this section, a bathroom is a room which contains a bathtub, shower or tub/shower combination. 2. Lighting integral to bathroom exhaust fans shall comply with the California Energy Code. 4.507 ENVIRONMENTAL COMFORT 4.507.2 HEATING AND AIR-CONDITIONING SYSTEM DESIGN. Heating and air conditioning systems shall be sized, designed and have their equipment selected using the following methods: 1. The heat loss and heat gain is established according to ANSI/ACCA 2 Manual J - 2011 (Residential Load Calculation), ASHRAE handbooks or other equivalent design software or methods. 2. Duct systems are sized according to ANSI/ACCA 1 Manual D - 2014 (Residential Duct Systems), ASHRAE handbooks or other equivalent design software or methods. 3. Select heating and cooling equipment according to ANSI/ACCA 3 Manual S - 2014 (Residential Equipment Selection), or other equivalent design software or methods. Exception: Use of alternate design temperatures necessary to ensure the system functions are acceptable. TABLE 4.504.1 - ADHESIVE VOC LIMIT1,2 (Less Water and Less Exempt Compounds in Grams per Liter) ARCHITECTURAL APPLICATIONS VOC LIMIT INDOOR CARPET ADHESIVES 50 CARPET PAD ADHESIVES 50 OUTDOOR CARPET ADHESIVES 150 WOOD FLOORING ADHESIVES 100 RUBBER FLOOR ADHESIVES 60 SUBFLOOR ADHESIVES 50 CERAMIC TILE ADHESIVES 65 VCT & ASPHALT TILE ADHESIVES 50 DRYWALL & PANEL ADHESIVES 50 COVE BASE ADHESIVES 50 MULTIPURPOSE CONSTRUCTION ADHESIVE 70 STRUCTURAL GLAZING ADHESIVES 100 SINGLE-PLY ROOF MEMBRANE ADHESIVES 250 OTHER ADHESIVES NOT LISTED 50 SPECIALTY APPLICATIONS PVC WELDING 510 CPVC WELDING 490 ABS WELDING 325 PLASTIC CEMENT WELDING 250 ADHESIVE PRIMER FOR PLASTIC 550 CONTACT ADHESIVE 80 SPECIAL PURPOSE CONTACT ADHESIVE 250 STRUCTURAL WOOD MEMBER ADHESIVE 140 TOP & TRIM ADHESIVE 250 SUBSTRATE SPECIFIC APPLICATIONS METAL TO METAL 30 PLASTIC FOAMS 50 POROUS MATERIAL (EXCEPT WOOD)50 WOOD 30 FIBERGLASS 80 1. IF AN ADHESIVE IS USED TO BOND DISSIMILAR SUBSTRATES TOGETHER, THE ADHESIVE WITH THE HIGHEST VOC CONTENT SHALL BE ALLOWED. 2. FOR ADDITIONAL INFORMATION REGARDING METHODS TO MEASURE THE VOC CONTENT SPECIFIED IN THIS TABLE, SEE SOUTH COAST AIR QUALITY MANAGEMENT DISTRICT RULE 1168. TABLE 4.504.2 - SEALANT VOC LIMIT (Less Water and Less Exempt Compounds in Grams per Liter) SEALANTS VOC LIMIT ARCHITECTURAL 250 MARINE DECK 760 NONMEMBRANE ROOF 300 ROADWAY 250 SINGLE-PLY ROOF MEMBRANE 450 OTHER 420 SEALANT PRIMERS ARCHITECTURAL NON-POROUS 250 POROUS 775 MODIFIED BITUMINOUS 500 MARINE DECK 760 OTHER 750 TABLE 4.504.5 - FORMALDEHYDE LIMITS1 MAXIMUM FORMALDEHYDE EMISSIONS IN PARTS PER MILLION PRODUCT CURRENT LIMIT HARDWOOD PLYWOOD VENEER CORE 0.05 HARDWOOD PLYWOOD COMPOSITE CORE 0.05 PARTICLE BOARD 0.09 MEDIUM DENSITY FIBERBOARD 0.11 THIN MEDIUM DENSITY FIBERBOARD2 0.13 1. VALUES IN THIS TABLE ARE DERIVED FROM THOSE SPECIFIED BY THE CALIF. AIR RESOURCES BOARD, AIR TOXICS CONTROL MEASURE FOR COMPOSITE WOOD AS TESTED IN ACCORDANCE WITH ASTM E 1333. FOR ADDITIONAL INFORMATION, SEE CALIF. CODE OF REGULATIONS, TITLE 17, SECTIONS 93120 THROUGH 93120.12. 2. THIN MEDIUM DENSITY FIBERBOARD HAS A MAXIMUM THICKNESS OF 5/16" (8 MM). TABLE 4.504.3 - VOC CONTENT LIMITS FOR ARCHITECTURAL COATINGS2,3 GRAMS OF VOC PER LITER OF COATING, LESS WATER & LESS EXEMPT COMPOUNDS COATING CATEGORY VOC LIMIT FLAT COATINGS 50 NON-FLAT COATINGS 100 NONFLAT-HIGH GLOSS COATINGS 150 SPECIALTY COATINGS ALUMINUM ROOF COATINGS 400 BASEMENT SPECIALTY COATINGS 400 BITUMINOUS ROOF COATINGS 50 BITUMINOUS ROOF PRIMERS 350 BOND BREAKERS 350 CONCRETE CURING COMPOUNDS 350 CONCRETE/MASONRY SEALERS 100 DRIVEWAY SEALERS 50 DRY FOG COATINGS 150 FAUX FINISHING COATINGS 350 FIRE RESISTIVE COATINGS 350 FLOOR COATINGS 100 FORM-RELEASE COMPOUNDS 250 GRAPHIC ARTS COATINGS (SIGN PAINTS)500 HIGH TEMPERATURE COATINGS 420 INDUSTRIAL MAINTENANCE COATINGS 250 LOW SOLIDS COATINGS1 120 MAGNESITE CEMENT COATINGS 450 MASTIC TEXTURE COATINGS 100 METALLIC PIGMENTED COATINGS 500 MULTICOLOR COATINGS 250 PRETREATMENT WASH PRIMERS 420 PRIMERS, SEALERS, & UNDERCOATERS 100 REACTIVE PENETRATING SEALERS 350 RECYCLED COATINGS 250 ROOF COATINGS 50 RUST PREVENTATIVE COATINGS 250 SHELLACS CLEAR 730 OPAQUE 550 SPECIALTY PRIMERS, SEALERS & UNDERCOATERS 100 STAINS 250 STONE CONSOLIDANTS 450 SWIMMING POOL COATINGS 340 TRAFFIC MARKING COATINGS 100 TUB & TILE REFINISH COATINGS 420 WATERPROOFING MEMBRANES 250 WOOD COATINGS 275 WOOD PRESERVATIVES 350 ZINC-RICH PRIMERS 340 1. GRAMS OF VOC PER LITER OF COATING, INCLUDING WATER & EXEMPT COMPOUNDS 2. THE SPECIFIED LIMITS REMAIN IN EFFECT UNLESS REVISED LIMITS ARE LISTED IN SUBSEQUENT COLUMNS IN THE TABLE. 3. VALUES IN THIS TABLE ARE DERIVED FROM THOSE SPECIFIED BY THE CALIFORNIA AIR RESOURCES BOARD, ARCHITECTURAL COATINGS SUGGESTED CONTROL MEASURE, FEB. 1, 2008. MORE INFORMATION IS AVAILABLE FROM THE AIR RESOURCES BOARD. DIVISION 4.5 ENVIRONMENTAL QUALITY (continued) 4.504.3 CARPET SYSTEMS. All carpet installed in the building interior shall meet the testing and product requirements of at least one of the following: 1. Carpet and Rug Institute's Green Label Plus Program. 2. California Department of Public Health, "Standard Method for the Testing and Evaluation of Volatile Organic Chemical Emissions from Indoor Sources Using Environmental Chambers" Version 1.1, February 2010 (also known as Specification 01350). 3. NSF/ANSI 140 at the Gold level. 4. Scientific Certifications Systems Indoor AdvantageTM Gold. 4.504.3.1 Carpet cushion. All carpet cushion installed in the building interior shall meet the requirements of the Carpet and Rug Institute's Green Label program. 4.504.3.2 Carpet adhesive. All carpet adhesive shall meet the requirements of Table 4.504.1. 4.504.4 RESILIENT FLOORING SYSTEMS. Where resilient flooring is installed , at least 80% of floor area receiving resilient flooring shall comply with one or more of the following: 1. Products compliant with the California Department of Public Health, "Standard Method for the Testing and Evaluation of Volatile Organic Chemical Emissions from Indoor Sources Using Environmental Chambers," Version 1.1, February 2010 (also known as Specification 01350), certified as a CHPS Low-Emitting Material in the Collaborative for High Performance Schools (CHPS) High Performance Products Database. 2. Products certified under UL GREENGUARD Gold (formerly the Greenguard Children & Schools program). 3. Certification under the Resilient Floor Covering Institute (RFCI) FloorScore program. 4. Meet the California Department of Public Health, "Standard Method for the Testing and Evaluation of Volatile Organic Chemical Emissions from Indoor Sources Using Environmental Chambers", Version 1.1, February 2010 (also known as Specification 01350). 4.504.5 COMPOSITE WOOD PRODUCTS. Hardwood plywood, particleboard and medium density fiberboard composite wood products used on the interior or exterior of the buildings shall meet the requirements for formaldehyde as specified in ARB's Air Toxics Control Measure for Composite Wood (17 CCR 93120 et seq.), by or before the dates specified in those sections, as shown in Table 4.504.5 4.504.5.1 Documentation. Verification of compliance with this section shall be provided as requested by the enforcing agency. Documentation shall include at least one of the following: 1. Product certifications and specifications. 2. Chain of custody certifications. 3. Product labeled and invoiced as meeting the Composite Wood Products regulation (see CCR, Title 17, Section 93120, et seq.). 4. Exterior grade products marked as meeting the PS-1 or PS-2 standards of the Engineered Wood Association, the Australian AS/NZS 2269, European 636 3S standards, and Canadian CSA 0121, CSA 0151, CSA 0153 and CSA 0325 standards. 5. Other methods acceptable to the enforcing agency. Y N/AYN/AYN/AYN/A RESPON. PARTY RESPON. PARTY RESPON. PARTY RESPON. PARTY 2022 CALIFORNIA GREEN BUILDING STANDARDS CODE RESIDENTIAL MANDATORY MEASURES, SHEET 2 Y = YES N/A =NOT APPLICABLE RESPON. PARTY =RESPONSIBLE PARTY (ie: ARCHITECT, ENGINEER, OWNER, CONTRACTOR, INSPECTOR ETC.) RE M A R K S DA T E DRAWN BY:F.L. AS NOTED JOB NO.: SCALE: SHEET CHECK'D BY:F.L. RE V I S I O N S PCN #: CG2 AD D R E S S : OW N E R : SH E E T CO N T E N T : CA L G R E E N C H E C K L I S T YE S CO N - TR A C T O R NO T AP P L I C A B L E YE S CO N - TR A C T O R YE S CO N - TR A C T O R YE S CO N - TR A C T O R YE S CO N - TR A C T O R CO N T R A C T O R YE S CO N T R A C T O R YE S CO N T R A C T O R YE S CO N T R A C T O R YE S CO N T R A C T O R YE S CO N T R A C T O R YE S CO N T R A C T O R YE S CO N T R A C T O R YE S CO N T R A C T O R YE S CO N T R A C T O R YE S CO N T R A C T O R YE S CO N T R A C T O R YE S CO N T R A C T O R YE S CO N T R A C T O R YE S CO N T R A C T O R YE S C64806 F RA N K L I U ê ê EXP 6/30/2025 GA R A G E T O A D U TH E N G U Y E N R E S I D E N C E 38 1 0 S T I M B E R S T SA N T A A N A , C A 9 2 7 0 7 38 1 0 S T I M B E R S T , U N I T 2 3810 S Timber St & #23/7/2025 RE M A R K S DA T E DRAWN BY:KT AS NOTED JOB NO.: SCALE: SHEET CHECK'D BY:KT RE V I S I O N S PCN #: T24-1 AD D R E S S : OW N E R : SH E E T CO N T E N T : TI T L E 2 4 - E N E R G Y C64806 F RA N K L I U ê ê EXP 6/30/2025 SA N T A A N A , C A 9 2 7 0 7 38 1 0 S T I M B E R S T , U N I T 2 TH E N G U Y E N R E S I D E N C E GA R A G E T O A D U 38 1 0 S T I M B E R S T 3810 S Timber St & #23/7/2025 38 1 0 S T I M B E R S T , U N I T 2 RE M A R K S DA T E DRAWN BY:KT AS NOTED JOB NO.: SCALE: SHEET CHECK'D BY:KT RE V I S I O N S PCN #: T24-2 AD D R E S S : OW N E R : SH E E T CO N T E N T : TI T L E 2 4 - E N E R G Y C64806 F RA N K L I U ê ê EXP 6/30/2025 SA N T A A N A , C A 9 2 7 0 7 TH E N G U Y E N R E S I D E N C E GA R A G E T O A D U 38 1 0 S T I M B E R S T 3810 S Timber St & #23/7/2025 3810 S Timber St & #23/7/2025 SANTA ANA CITY COUNCIL Mayor vamezcua@santa-ana.org Mayor Pro Tem, Ward 1 tphan@santa-ana.org Ward 2 bvazquez@santa-ana.org Ward 3 jessielopez@santa-ana.org Ward 4 pbacerra@santa-ana.org Ward 5 jryanhernandez@santa-ana.org Ward 6 dpenaloza@santa-ana.org Valerie Amezcua MAYOR PRO TEM Thai Viet Phan COUNCILMEMBERS Phil Bacerra Johnathan Ryan Hernandez Jessie Lopez David Penaloza Benjamin Vazquez CITY OF SANTA ANA Planning and Building Agency 20 Civic Center Plaza ● P.O. Box 1988 Santa Ana, California 92702 www.santa-ana.org CITY MANAGER Alvaro Nuñez CITY ATTORNEY Sonia R. Carvalho CLERK OF THE COUNCIL Jennifer L. Halll October 31, 2024 Also sent via email to: Frankcerritos@gmail.com Frank Liu P.O. Box 212 Artesia, CA 90702 Subject: Address Assignment for a new converted Accessory Dwelling Unit (ADU) at 3810 S. Timber Street, Unit 2 (APN: 410-063-06) in Santa Ana, CA 92707 Dear Mr. Liu, The City of Santa Ana Planning and Building Agency (PBA) is the responsible agency for legal addressing within the City of Santa Ana’s jurisdiction. This letter confirms the address assignment for new ADU garage conversion proposed at 3810 S. Timber Street, Unit 2 (APN: 410-063-06). Notice is hereby given that the following assigned address(es) shall be posted onsite per the approved address plan, attached hereto as Exhibit A. Address(es) to be Activated/Posted 3810 S. Timber Street, Unit 2 To subdivide commercial and/or residential units into multiple units, a building permit (and all other associated permits), plans, and inspection approvals by the PBA are required. Address(es) will be verified during inspections by the Building Safety Division. Please update your records accordingly. Should you have any questions, feel free to contact me by phone at 714-667-2728 or by email at CSantana@santa-ana.org. Sincerely, Cristian Santana Cristian Santana Assistant Planner I Exhibit A – Address Plan c: Vencent Quaglia, United States Post Office 3810 S Timber St & #23/7/2025 Address Letter for 3810 S. Timber Street, Unit 2 (APN: 410-063-06) Page 2 of 2 Chris Tuiolosega, United States Post Office Cipriano Corona, Marketing Manager, United States Post Office Alex Alvarez, Postmaster Santa Ana, United States Post Office Federal Express, Administration Cathy Joseph, Garden Grove Unified School District Christine Hy, Garden Grove Unified School District Cathy Slader, Orange Unified School District Orin Williams, Santa Ana Unified School District Yvette Miranda, Santa Ana Unified School District Cristina Bernal, Tustin Unified School District Orange County Fire Authority Neal Kelly, Registrar of Voters Members, Board of Supervisors Southern California Gas Company Southern California Edison Company Claude Parrish, County Assessor's Office SAG, AT&T UPS, Administration City Manager’s Office Beverly Martin, Police Community Services Specialist Boris Duran, Police Systems Manager Jennifer Mendoza, Police Communications Manager Chris Hubbard, Police Systems Support Analyst Alejandra Gutierrez, Treasury & Customer Services Manager Hector Jimenez, Revenue Supervisor Alfonso Chavez, Utilities Customer Services Supervisor Judson Brown, Housing & Neighborhood Development Manager Rudy Rosas, Principal Civil Engineer Zdenek (Zed) Kekula, Principal Civil Engineer Jason Kwak, Building Safety Manager Evelyn LaRocca, Permit Supervisor Kathy Hernandez, Permit Technician Julie Amsden, Permit Technician Ali Pezeshkpour, Planning Manager Jerry Guevara, Senior Planner Yvette Portugal, Code Enforcement Principal Sergio Verino, Code Enforcement Principal 3810 S Timber St & #23/7/2025 Exhibit A 3810 S Timber St & #23/7/2025 O R A N G E C O U N T Y F I R E A U T H O R I T Y Plan Submittal Criteria Form Required for Single Family or Duplex Residences (Use Commercial form for lots with 3+ dwelling units or new residential tracts) Complete the Project Information and Questionnaire below, then sign and date the Applicant Certification. Project Information  New Single Family Residence/Duplex  Addition/Remodel  ADU  Other Address: Unit #: City or Unincorporated County Area: ZIP: Scope of Work: Existing Area: Area to be Added: Total Resulting Area: Stories: Area Added in Past 2 Years (excluding this project): Yes No Questionnaire OCFA Plan Type if “Yes” 1.   New – Is this a new single family residence or duplex? *(PR160) Residential Site with Water Availability (PR400-402) Fire Sprinkler 2.   ADU – Is this a new Accessory Dwelling Unit (ADU) on the same property as a house that already has fire sprinklers or a house that will have fire sprinklers added as part of this project? (PR400-402) Fire Sprinkler 3.   Addition – Is this (A) an addition to a currently sprinklered building, or (B) an addition requiring a fire sprinkler retrofit based on a threshold set by local ordinance? (PR400-402) Fire Sprinkler 4.   Distance – Is the most remote portion of the addition, ADU or other detached structure greater than 140-feet from the fire access roadway? *(PR160) Residential Site 5.   Total Area – Will the addition result in a total area of greater than 3,600 square feet (sf) for non- sprinklered buildings, or greater than 6,200 sf for sprinklered buildings, including the area of all enclosed spaces, such as garages, stairs, and detached structures separated by less than 10-feet? *(PR160) Residential Site with Water Availability 6.   Remodel – Is this a remodel of a sprinklered building with a scope of work that includes adding or removing any interior walls? Note: If “Yes”, then project must be evaluated by a C-16 licensed contractor to determine if a fire sprinkler modification is needed. (PR400-402) Fire Sprinkler 7.   Detached Structure – Is this a new detached utility or accessory structure (not an ADU), such as a garage, workshop, game room, pool house, barn, etc., requiring fire sprinklers based on a threshold set by local ordinance? *(PR160) Residential Site (PR400-402) Fire Sprinkler 8.   Gate – Is a gate being installed across a driveway or road that is designated as a fire department access roadway, or a driveway or road that serves more than a single home/duplex? (PR180) Gate 9.   Methane – Is project located in or less than 100’ from a “Division of Oil, Gas, and Geothermal Resources” (DOGGR) field boundary or well (active or abandoned), less than 300-feet from an oil/gas seep, or less than 1000-feet from a landfill? (Note: For projects in Yorba Linda, this requirement only applies to new homes, enclosed accessory structures, addition to existing structure greater than 1000 sf, and ADU’s). *(PR160) Residential Site *(PR172-174) Methane Test/Mitigation Plans 10.   Vegetation – Is the property/structure (A) on the perimeter of a community containing, or adjacent to slopes or hills, or (B) adjacent to an open space or wildland area containing non-irrigated vegetation, or (C) in a State Responsibility Area or Local Responsibility Area “Fire Hazard Severity Zone”, as defined by the State, or (D) near an area that could be affected by a wildfire in the open space. *(PR125) Fuel Modification (PR182) Accessory Structure *OCFA approval required before issuance of a grading/building permit. All other plans types may be deferred submittals. Applicant Certification I certify, under penalty of perjury, under the laws of the State of California, that the information above is true: Print Name:_______________________________________ Signature:___________________________________________ Date:______________ Phone Number:_____________________________________________ Email:_____________________________________________________________ Attention Building Department Staff – After you’ve verified all questions were answered accurately as “No”, then you may accept this signed form as a written release that an OCFA review is not required. If any questions were answered as “Yes”, then the plan type on the right side may be required. ______If all answers are “No” and the Building Department still requires the applicant to have their plans reviewed by OCFA, or if any answers are “Yes” and the Building Department prefers for OCFA to determine if a review is required, please initial this line and provide an explanation on the Plan Referral Form (on the reverse), to be submitted along with the appropriate plans to OCFA for a determination. For questions and submittal information, please visit ocfa.org, or call OCFA at (714) 573-6100 SFR 3810 S Timber St & #23/7/2025 Page 1 of 1 EXISTING ONE & TWO FAMILY DWELLINGS ELECTRICAL SERVICES UNDERGROUND EXCEPTION CEC 2022 ELC-04 All new utility connections are required to be installed below grade by Santa Ana Municipal Code 41- 626(b). There is a standing exception for one and two family dwellings. This exception applies only when the new electrical service is designed to be fed from below grade as well as overhead. This diagram is a typical unit. The utility is able to feed this cabinet from the top or the bottom without interfering with the distribution wiring. All the circuit breakers and branch circuits are contained in the circuit breaker side of this cabinet. Only listed combination overhead and underground feed service boxes may be used to connect to an overhead utility drop. This exception to an underground fed service applies only to existing single family and two family residences. Planning & Building Agency Permits & Plan Check Section 20 Civic Center Plaza P.O. Box 1988 (M-19) Santa Ana, CA 92702 (714) 647-5800 Rigid Conduit Service Entrance Conductor Riser Underground Service Lateral METER Rev. 1/21/2020 3810 S Timber St & #23/7/2025 STRUCTURAL CALCULATIONS FOR GARAGE TO ADU PROJECT:THE PHAM RESIDENCE 3810 S TIMBER ST, UNIT 2 SANTA ANA, CA 92707 DATE:9/25/2024 UNDER SECTION 411(E) OF CALIFORNIA CODE OF REGULATION (TITLE 16, DIVISIONS 5), ELECTRONICALLY GENERATED ENGINEERING SEAL/STAMP AND SIGNATURE CAN BE APPLIED TO CONSTRUCTION DOCUMENTS. UNDER SECTION 411(E) OF CALIFORNIA CODE OF REGULATION (TITLE 16, DIVISIONS 5), ELECTRONICALLY GENERATED ENGINEERING SEAL/STAMP AND SIGNATURE CAN BE APPLIED TO CONSTRUCTION DOCUMENTS. 3810 S Timber St & #23/7/2025 STRUCTURAL LOADS: Roof weight (psf):Balcony (psf): Tile Roofing =12 psf Decking =0 psf Sheating =1.5 psf Sheating =0 psf Rafters =1.5 psf Joist =0 psf Misc. =2 psf Dry wall 0 psf Total Dead Load =17 psf Misc =0 psf Live Load =20 psf Total Dead Load =0 psf Live Load =40 psf Ceiling weight (psf): Ceiling Joist =1.5 psf Gypsum Broad =2.5 psf Insulation =1 psf Total Dead Load =5 psf Live Load =10 psf Floor weight (psf): Flr. Jst. =0 psf Sheating =0 psf Misc. =0 psf Finish Flr'g =0 psf Total Dead Load =0 psf Live Load = 40 psf Wall weight (psf): Stucco =9 psf Studs =2 psf Insulation =1 psf Drywall =3 psf Total Dead Load=15 psf Wall Height=8 ft 3810 S Timber St & #23/7/2025 Wood Beam Engineering DesignLic. # : KW-06010734 DESCRIPTION:HDR: 4x8 Title Block Line 1 You can change this area using the "Settings" menu item and then using the "Printing & Title Block" selection. Title Block Line 6 Software copyright ENERCALC, INC. 1983-2020, Build:12.20.8.17 File: Timber St (3-29-2024).ec6 Project Title:Engineer:Project ID:Project Descr: CODE REFERENCES Calculations per NDS 2018, IBC 2021, CBC 2022, ASCE 7-16 Load Combination Set : ASCE 7-16 Material Properties Beam Bracing :Beam is Fully Braced against lateral-torsional buckling Allowable Stress Design Douglas Fir-LarchNo.2 900.0 900.0 1,350.0 625.0 1,600.0 580.0 180.0575.0 31.20 Analysis Method : Eminbend - xx ksi Wood Species : Wood Grade : Fb + psi psi Fv psi Fb - Ft psi Fc - Prll psi psiFc - Perp E : Modulus of Elasticity Ebend- xx ksi Density pcf Load Combination :ASCE 7-16 .Applied Loads Service loads entered. Load Factors will be applied for calculations. Uniform Load : D = 0.0170, L = 0.020 ksf, Tributary Width = 6.0 ft, (Roof weight) Uniform Load : D = 0.0160, L = 0.040 ksf, Tributary Width = 6.0 ft, (Ceiling/Floor weight) Uniform Load : D = 0.0150 ksf, Tributary Width = 5.0 ft, (Wall weight) .DESIGN SUMMARY Design OK Maximum Bending Stress Ratio 0.662: 1 Load Combination +D+L Span # where maximum occurs Span # 1 Location of maximum on span 2.500 ft 71.01 psi= = 1,170.00 psi 4x8Section used for this span Span # where maximum occurs Location of maximum on span Span # 1= Load Combination +D+L = = = 180.00 psi== Section used for this span 4x8 Maximum Shear Stress Ratio 0.395 : 1 0.000 ft= = 774.18 psi Maximum Deflection 0 <3601191Ratio =0 <240 Max Downward Transient Deflection 0.029 in 2095Ratio =>=360Max Upward Transient Deflection 0.000 in Ratio = Max Downward Total Deflection 0.050 in Ratio =>=240Max Upward Total Deflection 0.000 in fb: Actual Fb: Allowable fv: Actual Fv: Allowable .Maximum Forces & Stresses for Load Combinations Span # Moment ValuesLoad Combination C i C LCCCCF/V mr td Shear ValuesMax Stress Ratios M CV fbM fvF'b V F'vSegment Length D Only 0.00 0.00 0.000.00 1.00Length = 5.0 ft 1 0.317 0.189 0.90 1.300 1.00 1.00 1.00 0.85 333.89 1053.00 0.52 162.001.00 30.63 1.00+D+L 1.300 1.00 1.00 1.00 0.00 0.00 0.001.00 0.00 1.00Length = 5.0 ft 1 0.662 0.395 1.00 1.300 1.00 1.00 1.00 1.98 774.18 1170.00 1.20 180.001.00 71.01 1.00+D+0.750L 1.300 1.00 1.00 1.00 0.00 0.00 0.001.00 0.00 1.00Length = 5.0 ft 1 0.454 0.271 1.25 1.300 1.00 1.00 1.00 1.70 664.11 1462.50 1.03 225.001.00 60.92 1.00+0.60D 1.300 1.00 1.00 1.00 0.00 0.00 0.001.00 0.00 1.00Length = 5.0 ft 1 0.107 0.064 1.60 1.300 1.00 1.00 1.00 0.51 200.33 1872.00 0.31 288.001.00 18.38 1.00+1.250D 1.300 1.00 1.00 1.00 0.00 0.00 0.001.00 0.00 1.00Length = 5.0 ft 1 0.223 0.133 1.60 1.300 1.00 1.00 1.00 1.07 417.33 1872.00 0.65 288.001.00 38.28 1.00+1.187D+0.750L 1.300 1.00 1.00 1.00 0.00 0.00 0.001.00 0.00 1.00Length = 5.0 ft 1 0.388 0.231 1.60 1.300 1.00 1.00 1.00 1.86 726.69 1872.00 1.13 288.001.00 66.66 3810 S Timber St & #23/7/2025 Wood Beam Engineering DesignLic. # : KW-06010734 DESCRIPTION:HDR: 4x8 Title Block Line 1 You can change this area using the "Settings" menu item and then using the "Printing & Title Block" selection. Title Block Line 6 Software copyright ENERCALC, INC. 1983-2020, Build:12.20.8.17 File: Timber St (3-29-2024).ec6 Project Title:Engineer:Project ID:Project Descr: Span # Moment ValuesLoad Combination C i C LCCCCF/V mr td Shear ValuesMax Stress Ratios M CV fbM fvF'b V F'vSegment Length 1.00+0.3501D 1.300 1.00 1.00 1.00 0.00 0.00 0.001.00 0.00 1.00Length = 5.0 ft 1 0.062 0.037 1.60 1.300 1.00 1.00 1.00 0.30 116.89 1872.00 0.18 288.001.00 10.72 . Location in SpanLoad CombinationMax. "-" Defl Location in SpanLoad Combination Span Max. "+" Defl Overall Maximum Deflections +D+L 1 0.0503 2.518 0.0000 0.000 . Load Combination Support 1 Support 2 Vertical Reactions Support notation : Far left is #1 Values in KIPS Overall MAXimum 1.583 1.583 Overall MINimum 0.900 0.900 D Only 0.683 0.683 +D+L 1.583 1.583 +D+0.750L 1.358 1.358 +0.60D 0.410 0.410 L Only 0.900 0.900 3810 S Timber St & #23/7/2025 CONTINUOUS FOOTING DESIGN DESIGN LOADS: Roof dead load, RDL =17 psf Floor dead load, FDL=0 psf Roof live load, RLL =20 psf Floor live load, FLL=40 psf Ceiling dead load, CDL=5 psf Wall dead load, WDL=15 psf Ceiling live load, CLL=10 psf LINE A & B - CONTINUOUS FOOTING: Tributary roof width, TRW=12.0 /2 =6 ft Tributary floor width, TFW=12.0 /2 =6 ft Tributary ceiling width, TCW=12.0 /2 =6 ft Wall height, H=8 ft Allowable pressure, AP=1000 psf Total Weight, Wt=(RDL+RLL)*TRW + (CDL+CLL)*TCW + (FDL+FLL)*TFW +WDL*H=672.0 plf Use footing width, FTGw =12 in =1 ft Use footing depth, FTGd =12 in =1 ft Rebars:2 - #4 at top and bottom Design pressure, DP =Wt / FTGw =672.0 psf <1000 psf; OK LINE 1 & 2 - CONTINUOUS FOOTING: Tributary roof width, TRW=12.0 /2 =6 ft Tributary floor width, TFW=12.0 /2 =6 ft Tributary ceiling width, TCW=12.0 /2 =6 ft Wall height, H=8 ft Allowable pressure, AP=1000 psf Total Weight, Wt=(RDL+RLL)*TRW + (CDL+CLL)*TCW + (FDL+FLL)*TFW +WDL*H=672.0 plf Use footing width, FTGw =12 in =1 ft Use footing depth, FTGd =12 in =1 ft Rebars:2 - #4 at top and bottom Design pressure, DP =Wt / FTGw =672.0 psf <1000 psf; OK 3810 S Timber St & #23/7/2025 Wind Load Analysis on Buildings - MWFRS Wind Exosure =B Site Specific Exposure Factor Risk Category =II Building Risk Category from ASCE 7-16 Table 1.5-1 Wind Speed (V) =110 mph Basic wind speed obtained from Figure 26.5-1A, Sect. 26.5.1 Kd =0.85 Wind Directionality Factor from Table 26.6-1, Sect. 26.6 Kz =0.7 Velocity Pressure Exposure Coefficients, Kh & Kz from Table 26.10-1, Sect. 26.10.1 Kzt =1 Topographic Factor from Equation 26.8-1, Sect. 26.8.2 (Use Kzt = 1 for flat condition) Ke =1 Ground Elevation Factor from Sect. 26.9 G =0.85 Gust Effect Factor taken as 0.85 or calculated per Section 26.11.1, ASCE 7-16 Velocity Pressure (qh) =18.43 psf From Equation 26-10-1: qh = qz when z=h; qz = 0.00256 * Kz * Kzt * Kd * Ke * V^2 GCpf =0.8 External Pressure Coefficients, Figure 28.3-1-1.07 GCpi =0.18 Internal Pressure Coefficient, Table 26.13-1-0.18 Eq. 28.3-1: Low-Rise Building wind pressure = qh [(GCpf) - (GCpi)]=11.43 psf (inwards) =-16.40 psf (outwards) Minimum Design Wind Load Per Section 28.4.4 =16.00 psf Therefore use wind pressure =16.40 psf 3810 S Timber St & #23/7/2025 3810 S Timber St & #23/7/2025 EQUIVALENT LATERAL FORCE PROCEDURE Design Parameter. Site Class =D 2022 CBC Section 1613.2.2 Sesimic Design Category =D ASCE 7-16, Table 11.6-1 & 2 Risk Category =II ASCE 7-16, Table 1.5-1 Importance Factor I =1.00 ASCE 7-16, Sect 11.5.2, Table 1.5-2 Response Modification Coefficient R =6.5 ASCE 7-16, Table 12.2-1 Longitude =-117.8708 Latitude =33.6961 MCE Spectral Response Accel., 0.2 sec.SS =1.277 ASCE 7-16, Section 11.4.2 MCE Spectral Response Accel., 1.0 sec.S1 =0.458 ASCE 7-16, Section 11.4.2 Site Coefficient, Short Period Fa =1.2 ASCE 7-16, Table 11.4-1 Site Coefficient, 1-s Period Fv =1.5 ASCE 7-16, Table 11.4-2 Height of Building or Structure hn =19 ft.ASCE 7-16, Section 11.2 Numeric Period Coefficient x =0.75 ASCE 7-16, Table 12.8-2 Numeric Period Coefficient Ct =0.02 ASCE 7-16, Table 12.8-2 Long Period Transistion Period TL =8 sec.ASCE 7-16, Section 11.4.6, Fig 22-14 Calculation of Adjusted MCE Spectral Response Acceleration Parameters. Adjusted MCE, 0.2 sec.SMS =Fa SS ASCE 7-16, Eq. 11.4-1 =1.532 Adjusted MCE, 1.0 sec.SM1 =Fv S1 ASCE 7-16, Eq. 11.4-2 =0.687 Calculation of Design Spectral Response Acceleration Parameters. Design Parameter, short period SDS =2 SMS ASCE 7-16, Eq. 11.4-3 3 =1.022 Design Parameter, 1-sec. period SD1 =2 SM1 ASCE 7-16, Eq. 11.4-4 3 =0.458 Calculation of Approximate Fundamental Period. Approximate Fundamental Period Ta =Ct hnx ASCE 7-16, Eq. 12.8-7 3810 S Timber St & #23/7/2025 =0.182 sec. where Ta =T Calculation of Seismic Response Coefficient, Cs.ASCE 7-16 Section 12.8.1.1 SDS Cs =(R )ASCE 7-16, Eq. 12.8-2 I =0.157 SD1 for T ≤ TL Cs-max = T (R )ASCE 7-16, Eq. 12.8-3 I =0.387 Cs shall be ≥Cs-min =0.01 ASCE 7-16, Eq. 12.8-5 0.5 S1 where S1 is ≥ 0.6g, Cs shall be ≥Cs-min =(R )ASCE 7-16, Eq. 12.8-6 I =N/A Seismic Response Coefficient Cs =0.157 (ρ=1.3) * Cs / 1.4 =0.146 Calculation of Seismic Base Shear. Seismic Base Shear V =Cs W(ρ=1.3) / (1.4)ASCE 7-16, Eq. 12.8-1 =0.146 W 3810 S Timber St & #23/7/2025 Roof/Ceiling dead load, RDL =22 psf Floor dead load, FDL =0.0 psf Wall dead load, WDL =15 psf Ω = 3.0 (May use 2.0 for flexible diaphragm, footnote b) Base shear coefficient, Cs =0.157 SDS=1.022 Wind pressure, WP =16.40 psf Tributary Height at Roof, THR =4 ft Roof level shear wall height, HR =8 ft Tributary Height at 2nd Flr, TH2 =4 ft 2nd level shear wall hegith, H2 =0 ft ROOF LEVEL SHEAR WALLS - LINE 1 Total shr wall length, SL =No change to existing =0 Tributary width, TW =(25.6) / 2 =12.8 Tributary length, TL =47.6 =47.6 Tributary area, TA =TW * TL =609 Seismic shear, VSR=(RDL*TA + 2*WDL*TW*THR)*Cs =2348.13 lb Vs=VSR / SL =#DIV/0!plf Wind shear, Vw =(WP * TW * THR) / SL =#DIV/0!plf Therefore V = max(VSR, Vw) =#DIV/0!plf; Use shear wall Type 1 w/ allow =280 plf No change to existing ft shr wall panel: Hold-down, Use HDU2 = 2306 lb Mot = V * HR * (shr wall panel) =#DIV/0! Mr= (WDL*HR)*(shr wall panel)2 / 2=###### Uplift = [(Mot)*0.7 - (Mr)*(0.6-0.14SDS)] / [1.2 *(shr wall panel)] =#DIV/0! ROOF LEVEL SHEAR WALLS - LINE 2 Total shr wall length, SL =No change to existing =0 Tributary width, TW =(25.6) / 2 =12.8 Tributary length, TL =47.6 =47.6 Tributary area, TA =TW * TL =609 Seismic shear, VSR=(RDL*TA + 2*WDL*TW*THR)*Cs =2348.13 lb Vs=VSR / SL =#DIV/0!plf Wind shear, Vw =(WP * TW * THR) / SL =#DIV/0!plf Therefore V = max(VSR, Vw) =#DIV/0!plf; Use shear wall Type 1 w/ allow =280 plf 0 ft shr wall panel: Mot = V * HR * (shr wall panel) =#DIV/0!Hold-down, Use HDU2 = 2306 lbMr= (WDL*HR)*(shr wall panel)2 / 2=0 Uplift = [(Mot)*0.7 - (Mr)*(0.6-0.14SDS)] / [1.2 *(shr wall panel)] =#DIV/0! 3810 S Timber St & #23/7/2025 ROOF LEVEL SHEAR WALLS - LINE A Total shr wall length, SL =12.6 =12.6 Tributary width, TW =(29.6) / 2 =15 Tributary length, TL =25.6 =25.6 Tributary area, TA =TW * TL =379 Seismic shear, VSR=(RDL*TA + 2*WDL*TW*THR)*Cs =1589.2 lb Vs=VSR / SL =126.1 plf Wind shear, Vw =(WP * TW * THR) / SL =77.1 plf Therefore V = max(VSR, Vw) =126.1 plf; Use shear wall Type 1 w/ allow =280 plf 12.6 ft shr wall panel: Mot = V * HR * (shr wall panel) =12714 Hold-down, Use HDU2 = 2306 lbMr= (WDL*HR)*(shr wall panel)2 / 2=9526 Uplift = [(Mot)*0.7 - (Mr)*(0.6-0.14SDS)] / [1.2 *(shr wall panel)] =300.7 ROOF LEVEL SHEAR WALLS - LINE B Total shr wall length, SL =No change to existing =0 Tributary width, TW =(29.6) / 2 =15 Tributary length, TL =25.6 =25.6 Tributary area, TA =TW * TL =379 Seismic shear, VSR=(RDL*TA + 2*WDL*TW*THR)*Cs =1589.2 lb Vs=VSR / SL =#DIV/0!plf Wind shear, Vw =(WP * TW * THR) / SL =#DIV/0!plf Therefore V = max(VSR, Vw) =#DIV/0!plf; Use shear wall Type 1 w/ allow =280 plf No change to existing ft shr wall panel: Mot = V * HR * (shr wall panel) =#DIV/0!Hold-down, Use HDU2 = 2306 lbMr= (WDL*HR)*(shr wall panel)2 / 2=###### Uplift = [(Mot)*0.7 - (Mr)*(0.6-0.14SDS)] / [1.2 *(shr wall panel)] =#DIV/0! 3810 S Timber St & #23/7/2025 Hold-Down and Straps Allowable @ 75%: MSTA21 Allowable = 1129 lb HDU2 w/ 4x4 Post Allowable = 2306 lb MSTA30 Allowable = 1538 lb HDU4 w/ 4x4 Post Allowable = 3424 lb MSTC28 Allowable = 2591 lb HDU5 w/ 4x4 Post Allowable = 4253 lb MST37 Allowable = 2033 lb HD2A w/ 4x4 Post Allowable = 2081 lb MST48 Allowable = 3983 lb HD5 w/ 4x4 Post Allowable = 3656 lb HD2A w/ 2x4 Post Allowable = 1425 lb HD5 w/ 2x2 Post Allowable = 1804 lb STRAP No. of Nail End Length Allow Load, lb CMST12 74 -16d 33"9215.0 CMST12 59 -16d 33"7347.1 CMST14 56 -16d 26"6490.0 CMST14 28 -16d 26"3245.0 CMSTC16 50 -16d 20"4585.0 CMSTC16 24 -16d 20"2200.8 CS14 26 -10d 15"2490.0 CS14 14 -10d 15"1340.8 3810 S Timber St & #23/7/2025 CERTIFICATE OF COMPLIANCE - RESIDENTIAL PERFORMANCE COMPLIANCE METHOD CF1R-PRF-01-E Project Name:3810 S TIMBER ST, UNIT 2 - ADU Calculation Date/Time:2024-09-24T22:40:49-07:00 (Page 1 of 13) Calculation Description:House and ADU Input File Name:Timber St.ribd22 Registration Number:Registration Date/Time: HERS Provider: CA Building Energy Efficiency Standards - 2022 Residential Compliance Report Version: 2022.0.000 Schema Version: rev 20220901 Report Generated: 2024-09-24 22:41:14 GENERAL INFORMATION 01 Project Name 3810 S TIMBER ST, UNIT 2 - ADU 02 Run Title House and ADU 03 Project Location 3810 S TIMBER ST, UNIT 2 - ADU 04 City SANTA ANA, CA 05 Standards Version 2022 06 Zip code 92707 07 Software Version CBECC-Res 2022.3.1 08 Climate Zone 8 09 Front Orientation (deg/ Cardinal)90 10 Building Type Single family 11 Number of Dwelling Units 1 12 Project Scope Addition and/or Alteration 13 Number of Bedrooms 5 14 Addition Cond. Floor Area (ft2)552 15 Number of Stories 1 16 Existing Cond. Floor Area (ft2)2490 17 Fenestration Average U-factor 0.3 18 Total Cond. Floor Area (ft2)3042 19 Glazing Percentage (%)10.45% 20 ADU Bedroom Count 1 21 ADU Conditioned Floor Area 493 22 Fuel Type Natural gas 23 No Dwelling Unit:No COMPLIANCE RESULTS 01 Building Complies with Computer Performance 02 This building incorporates features that require field testing and/or verification by a certified HERS rater under the supervision of a CEC-approved HERS provider. 03 This building incorporates one or more Special Features shown below 424-P010225104A-000-000-0000000-0000 09/24/2024 22:41 CHEERS NOTICE: This document has been generated by California Home Energy Efficiency Rating Services (CHEERS) using information uploaded by third parties not affiliated with or related to CHEERS. Therefore, CHEERS is not responsible for, and cannot guarantee, the accuracy or completeness of the information contained in this document. 3810 S Timber St & #23/7/2025 CERTIFICATE OF COMPLIANCE - RESIDENTIAL PERFORMANCE COMPLIANCE METHOD CF1R-PRF-01-E Project Name:3810 S TIMBER ST, UNIT 2 - ADU Calculation Date/Time:2024-09-24T22:40:49-07:00 (Page 2 of 13) Calculation Description:House and ADU Input File Name:Timber St.ribd22 Registration Number:Registration Date/Time: HERS Provider: CA Building Energy Efficiency Standards - 2022 Residential Compliance Report Version: 2022.0.000 Schema Version: rev 20220901 Report Generated: 2024-09-24 22:41:14 ENERGY USE SUMMARY Energy Use Standard Design Source Energy (EDR1) (kBtu/ft2 -yr) Standard Design TDV Energy (EDR2) (kTDV/ft2 -yr) Proposed Design Source Energy (EDR1) (kBtu/ft2 -yr) Proposed Design TDV Energy (EDR2) (kTDV/ft2 -yr) Compliance Margin (EDR1) Compliance Margin (EDR2) Space Heating 0 20.34 0 20.6 0 -0.26 Space Cooling 0 64.47 0 65.14 0 -0.67 IAQ Ventilation 0 2.15 0 0.6 0 1.55 Water Heating 0 32.98 0 32.98 0 0 Self Utilization/Flexibility Credit 0 0 Efficiency Compliance Total 0 119.94 0 119.32 0 0.62 Photovoltaics 0 0 Battery 0 Flexibility Indoor Lighting 0 6.11 0 6.11 Appl. & Cooking 0 17.6 0 17.6 Plug Loads 0 24.57 0 24.57 Outdoor Lighting 0 1.59 0 1.59 TOTAL COMPLIANCE 0 169.81 0 169.19 424-P010225104A-000-000-0000000-0000 09/24/2024 22:41 CHEERS NOTICE: This document has been generated by California Home Energy Efficiency Rating Services (CHEERS) using information uploaded by third parties not affiliated with or related to CHEERS. Therefore, CHEERS is not responsible for, and cannot guarantee, the accuracy or completeness of the information contained in this document. 3810 S Timber St & #23/7/2025 CERTIFICATE OF COMPLIANCE - RESIDENTIAL PERFORMANCE COMPLIANCE METHOD CF1R-PRF-01-E Project Name:3810 S TIMBER ST, UNIT 2 - ADU Calculation Date/Time:2024-09-24T22:40:49-07:00 (Page 3 of 13) Calculation Description:House and ADU Input File Name:Timber St.ribd22 Registration Number:Registration Date/Time: HERS Provider: CA Building Energy Efficiency Standards - 2022 Residential Compliance Report Version: 2022.0.000 Schema Version: rev 20220901 Report Generated: 2024-09-24 22:41:14 ENERGY USE INTENSITY Standard Design (kBtu/ft2 - yr )Proposed Design (kBtu/ft2 - yr )Compliance Margin (kBtu/ft2 - yr )Margin Percentage Gross EUI1 26.55 26.42 0.13 0.49 Net EUI2 26.55 26.42 0.13 0.49 Notes 1. Gross EUI is Energy Use Total (not including PV) / Total Building Area. 2. Net EUI is Energy Use Total (including PV) / Total Building Area. REQUIRED SPECIAL FEATURES The following are features that must be installed as condition for meeting the modeled energy performance for this computer analysis. •IAQ Ventilation System: as low as 0.0971 W/CFM HERS FEATURE SUMMARY The following is a summary of the features that must be field-verified by a certified HERS Rater as a condition for meeting the modeled energy performance for this computer analysis. Additional detail is provided in the building tables below. Registered CF2Rs and CF3Rs are required to be completed in the HERS Registry •Indoor air quality ventilation •Kitchen range hood •Verified Refrigerant Charge •Refrigerant Charge verification required if a refrigerant containing component is altered •Verified heat pump rated heating capacity •Duct Sealing required if a duct system component, plenum, or air handling unit is altered BUILDING - FEATURES INFORMATION 01 02 03 04 05 06 07 Project Name Conditioned Floor Area (ft2)Number of Dwelling Units Number of Bedrooms Number of Zones Number of Ventilation Cooling Systems Number of Water Heating Systems 3810 S TIMBER ST, UNIT 2 - ADU 3042 1 5 2 0 1 424-P010225104A-000-000-0000000-0000 09/24/2024 22:41 CHEERS NOTICE: This document has been generated by California Home Energy Efficiency Rating Services (CHEERS) using information uploaded by third parties not affiliated with or related to CHEERS. Therefore, CHEERS is not responsible for, and cannot guarantee, the accuracy or completeness of the information contained in this document. 3810 S Timber St & #23/7/2025 CERTIFICATE OF COMPLIANCE - RESIDENTIAL PERFORMANCE COMPLIANCE METHOD CF1R-PRF-01-E Project Name:3810 S TIMBER ST, UNIT 2 - ADU Calculation Date/Time:2024-09-24T22:40:49-07:00 (Page 4 of 13) Calculation Description:House and ADU Input File Name:Timber St.ribd22 Registration Number:Registration Date/Time: HERS Provider: CA Building Energy Efficiency Standards - 2022 Residential Compliance Report Version: 2022.0.000 Schema Version: rev 20220901 Report Generated: 2024-09-24 22:41:14 ZONE INFORMATION 01 02 03 04 05 06 07 Zone Name Zone Type HVAC System Name Zone Floor Area (ft2)Avg. Ceiling Height Water Heating System 1 Status Existing Main House Conditioned Existing HVAC System 2490 8 Existing water heater Existing Unchanged ADU Conditioned ADU HVAC System 552 8 Existing water heater New OPAQUE SURFACES 01 02 03 04 05 06 07 08 09 10 11 Name Zone Construction Azimuth Orientation Gross Area (ft2)Window and Door Area (ft2)Tilt (deg)Wall Exceptions Status Verified Existing Condition East - existing Existing Main House Existing exterior Wall - No insulation 90 Front 194.4 50 90 none Existing No North wall - existing 1st flr Existing Main House Existing exterior Wall - No insulation 0 Right 348.8 20 90 none Existing No West - existing 1st flr Existing Main House Existing exterior Wall - No insulation 270 Back 400 110 90 none Existing No South - existing 1st flr Existing Main House Existing exterior Wall - No insulation 180 Left 329.6 23 90 none Existing No East - existing 2nd flr (low wall below roof) Existing Main House Existing exterior Wall - No insulation 90 Front 128.3 0 90 none Existing No North wall - existing 2nd flr Existing Main House Existing exterior Wall - No insulation 0 Right 288 18 90 none Existing No West - existing 2nd flr Existing Main House Existing exterior Wall - No insulation 270 Back 205.3 60 90 none Existing No South wall - existing 2nd flr Existing Main House Existing exterior Wall - No insulation 180 Left 288 41 90 none Existing No East wall - ADU ADU Exterior Wall R-13 90 Front 205.3 36 90 none New No North wall - ADU ADU Exterior Wall R-13 0 Right 118.7 0 90 none New No South wall - ADU ADU Exterior Wall R-13 180 Left 140.8 20 90 none New No 424-P010225104A-000-000-0000000-0000 09/24/2024 22:41 CHEERS NOTICE: This document has been generated by California Home Energy Efficiency Rating Services (CHEERS) using information uploaded by third parties not affiliated with or related to CHEERS. Therefore, CHEERS is not responsible for, and cannot guarantee, the accuracy or completeness of the information contained in this document. 3810 S Timber St & #23/7/2025 CERTIFICATE OF COMPLIANCE - RESIDENTIAL PERFORMANCE COMPLIANCE METHOD CF1R-PRF-01-E Project Name:3810 S TIMBER ST, UNIT 2 - ADU Calculation Date/Time:2024-09-24T22:40:49-07:00 (Page 5 of 13) Calculation Description:House and ADU Input File Name:Timber St.ribd22 Registration Number:Registration Date/Time: HERS Provider: CA Building Energy Efficiency Standards - 2022 Residential Compliance Report Version: 2022.0.000 Schema Version: rev 20220901 Report Generated: 2024-09-24 22:41:14 OPAQUE SURFACES 01 02 03 04 05 06 07 08 09 10 11 Name Zone Construction Azimuth Orientation Gross Area (ft2)Window and Door Area (ft2)Tilt (deg)Wall Exceptions Status Verified Existing Condition North interior wall - ADU to house ADU>>Existing Main House Existing interior wall - no insulation n/a n/a 67.2 0 n/a New n/a West interior wall - ADU to house ADU>>Existing Main House Existing interior wall - no insulation n/a n/a 205.3 0 n/a New n/a South interior wall - ADU to house ADU>>Existing Main House Existing interior wall - no insulation n/a n/a 44.8 0 n/a New n/a Existing house ceiling at 1st floor Existing Main House Ceiling - No insulation n/a n/a 930.8 n/a n/a Existing No Interior ceiling - ADU to house 2nd flr ADU Floor ceiling R-30 n/a n/a 552 n/a n/a New No OPAQUE SURFACES - CATHEDRAL CEILINGS 01 02 03 04 05 06 07 08 09 10 11 12 13 14 Name Zone Construction Azimuth Orientation Area (ft2) Skylight Area (ft2) Roof Rise (x in 12) Roof Reflectance Roof Emittance Cool Roof Status Verified Existing Condition Existing Construction Existing house flat roof at 2nd floor Existing Main House Existing Flat roof/ceiling 90 Front 926 0 0.25 0.1 0.85 No Existing No ATTIC 01 02 03 04 05 06 07 08 09 10 Name Construction Type Roof Rise (x in 12) Roof Reflectance Roof Emittance Radiant Barrier Cool Roof Status Verified Existing Condition Attic - existing Roof - no insulation Ventilated 3 0.1 0.85 No No Existing No 424-P010225104A-000-000-0000000-0000 09/24/2024 22:41 CHEERS NOTICE: This document has been generated by California Home Energy Efficiency Rating Services (CHEERS) using information uploaded by third parties not affiliated with or related to CHEERS. Therefore, CHEERS is not responsible for, and cannot guarantee, the accuracy or completeness of the information contained in this document. 3810 S Timber St & #23/7/2025 CERTIFICATE OF COMPLIANCE - RESIDENTIAL PERFORMANCE COMPLIANCE METHOD CF1R-PRF-01-E Project Name:3810 S TIMBER ST, UNIT 2 - ADU Calculation Date/Time:2024-09-24T22:40:49-07:00 (Page 6 of 13) Calculation Description:House and ADU Input File Name:Timber St.ribd22 Registration Number:Registration Date/Time: HERS Provider: CA Building Energy Efficiency Standards - 2022 Residential Compliance Report Version: 2022.0.000 Schema Version: rev 20220901 Report Generated: 2024-09-24 22:41:14 FENESTRATION / GLAZING 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 Name Type Surface Orientatio n Azimuth Width (ft) Heigh t (ft)Mult.Area (ft2)U-factor U-factor Source SHGC SHGC Source Exterior Shading Status Verified Existing Condition Existing east windows Window East - existing Front 90 1 30 0.58 NFRC 0.6 NFRC Bug Screen Existing No Existing north wall Window North wall - existing 1st flr Right 0 1 20 0.58 NFRC 0.6 NFRC Bug Screen Existing No Existing west windows Window West - existing 1st flr Back 270 1 30 0.58 NFRC 0.6 NFRC Bug Screen Existing No Existing west sliding glass doors Window West - existing 1st flr Back 270 1 80 0.58 NFRC 0.6 NFRC Bug Screen Existing No Existing south windows Window South - existing 1st flr Left 180 1 3 0.58 NFRC 0.6 NFRC Bug Screen Existing No Existing north wall-2nd floor Window North wall - existing 2nd flr Right 0 1 18 0.58 NFRC 0.6 NFRC Bug Screen Existing No Existing west windows- 2nd floor Window West - existing 2nd flr Back 270 1 60 0.58 NFRC 0.6 NFRC Bug Screen Existing No Existing south windows- 2nd floor Window South wall - existing 2nd flr Left 180 1 41 0.58 NFRC 0.6 NFRC Bug Screen Existing No 424-P010225104A-000-000-0000000-0000 09/24/2024 22:41 CHEERS NOTICE: This document has been generated by California Home Energy Efficiency Rating Services (CHEERS) using information uploaded by third parties not affiliated with or related to CHEERS. Therefore, CHEERS is not responsible for, and cannot guarantee, the accuracy or completeness of the information contained in this document. 3810 S Timber St & #23/7/2025 CERTIFICATE OF COMPLIANCE - RESIDENTIAL PERFORMANCE COMPLIANCE METHOD CF1R-PRF-01-E Project Name:3810 S TIMBER ST, UNIT 2 - ADU Calculation Date/Time:2024-09-24T22:40:49-07:00 (Page 7 of 13) Calculation Description:House and ADU Input File Name:Timber St.ribd22 Registration Number:Registration Date/Time: HERS Provider: CA Building Energy Efficiency Standards - 2022 Residential Compliance Report Version: 2022.0.000 Schema Version: rev 20220901 Report Generated: 2024-09-24 22:41:14 FENESTRATION / GLAZING 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 Name Type Surface Orientatio n Azimuth Width (ft) Heigh t (ft)Mult.Area (ft2)U-factor U-factor Source SHGC SHGC Source Exterior Shading Status Verified Existing Condition E1 Window East wall - ADU Front 90 1 20 0.3 NFRC 0.23 NFRC Bug Screen New NA E2 Window East wall - ADU Front 90 1 16 0.3 NFRC 0.23 NFRC Bug Screen New NA OPAQUE DOORS 01 02 03 04 05 06 Name Side of Building Area (ft2)U-factor Status Verified Existing Condition Front door East - existing 20 0.5 Existing No Laundry door South - existing 1st flr 20 0.5 Existing No ADU door South wall - ADU 20 0.5 New n/a SLAB FLOORS 01 02 03 04 05 06 07 08 09 10 Name Zone Area (ft2)Perimeter (ft) Edge Insul. R-value and Depth Edge Insul. R-value and Depth Carpeted Fraction Heated Status Verified Existing Condition Existing Slab On Grade Existing Main House 1653 195.5 none 0 80%No Existing No ADU Slab On Grade ADU 552 98 none 0 80%No Altered No 424-P010225104A-000-000-0000000-0000 09/24/2024 22:41 CHEERS NOTICE: This document has been generated by California Home Energy Efficiency Rating Services (CHEERS) using information uploaded by third parties not affiliated with or related to CHEERS. Therefore, CHEERS is not responsible for, and cannot guarantee, the accuracy or completeness of the information contained in this document. 3810 S Timber St & #23/7/2025 CERTIFICATE OF COMPLIANCE - RESIDENTIAL PERFORMANCE COMPLIANCE METHOD CF1R-PRF-01-E Project Name:3810 S TIMBER ST, UNIT 2 - ADU Calculation Date/Time:2024-09-24T22:40:49-07:00 (Page 8 of 13) Calculation Description:House and ADU Input File Name:Timber St.ribd22 Registration Number:Registration Date/Time: HERS Provider: CA Building Energy Efficiency Standards - 2022 Residential Compliance Report Version: 2022.0.000 Schema Version: rev 20220901 Report Generated: 2024-09-24 22:41:14 OPAQUE SURFACE CONSTRUCTIONS 01 02 03 04 05 06 07 08 Construction Name Surface Type Construction Type Framing Total Cavity R-value Interior / Exterior Continuous R-value U-factor Assembly Layers Exterior Wall R-13 Exterior Walls Wood Framed Wall 2x4 @ 16 in. O. C.R-13 None / None 0.093 Inside Finish: Gypsum Board Cavity / Frame: R-13 / 2x4 Sheathing / Insulation: Wood Siding/sheathing/decking Exterior Finish: 3 Coat Stucco Existing exterior Wall - No insulation Exterior Walls Wood Framed Wall 2x4 @ 16 in. O. C.R-0 None / None 0.286 Inside Finish: Gypsum Board Cavity / Frame: no insul. / 2x4 Sheathing / Insulation: Wood Siding/sheathing/decking Exterior Finish: 3 Coat Stucco Existing Flat roof/ceiling Cathedral Ceilings Wood Framed Ceiling 2x10 @ 16 in. O. C.R-19 None / None 0.052 Roofing: Light Roof (Asphalt Shingle) Roof Deck: Wood Siding/sheathing/decking Cavity / Frame: R-19 / 2x10 Inside Finish: Gypsum Board Existing interior wall - no insulation Interior Walls Wood Framed Wall 2x4 @ 16 in. O. C.R-0 None / None 0.277 Inside Finish: Gypsum Board Cavity / Frame: no insul. / 2x4 Other Side Finish: Gypsum Board Roof - no insulation Attic Roofs Wood Framed Ceiling 2x6 @ 16 in. O. C.R-0 None / None 0.624 Roofing: Light Roof (Asphalt Shingle) Roof Deck: Wood Siding/sheathing/decking Cavity / Frame: no insul. / 2x6 Ceiling - No insulation Ceilings (below attic) Wood Framed Ceiling 2x6 @ 16 in. O. C.R-0 None / None 0.467 Cavity / Frame: no insul. / 2x6 Inside Finish: Gypsum Board Floor ceiling R-30 Interior Ceiling Wood Framed Ceiling 2x12 @ 16 in. O. C.R-30 None / None 0.032 Floor Surface: Carpeted Floor Deck: Wood Siding/sheathing/decking Cavity / Frame: R-30 / 2x12 Ceiling Below Finish: Gypsum Board 424-P010225104A-000-000-0000000-0000 09/24/2024 22:41 CHEERS NOTICE: This document has been generated by California Home Energy Efficiency Rating Services (CHEERS) using information uploaded by third parties not affiliated with or related to CHEERS. Therefore, CHEERS is not responsible for, and cannot guarantee, the accuracy or completeness of the information contained in this document. 3810 S Timber St & #23/7/2025 CERTIFICATE OF COMPLIANCE - RESIDENTIAL PERFORMANCE COMPLIANCE METHOD CF1R-PRF-01-E Project Name:3810 S TIMBER ST, UNIT 2 - ADU Calculation Date/Time:2024-09-24T22:40:49-07:00 (Page 9 of 13) Calculation Description:House and ADU Input File Name:Timber St.ribd22 Registration Number:Registration Date/Time: HERS Provider: CA Building Energy Efficiency Standards - 2022 Residential Compliance Report Version: 2022.0.000 Schema Version: rev 20220901 Report Generated: 2024-09-24 22:41:14 BUILDING ENVELOPE - HERS VERIFICATION 01 02 03 04 05 Quality Insulation Installation (QII)High R-value Spray Foam Insulation Building Envelope Air Leakage CFM50 CFM50 Not Required Not Required N/A n/a n/a WATER HEATING SYSTEMS 01 02 03 04 05 06 07 08 09 10 11 12 Name System Type Distribution Type Water Heater Name Number of Units Solar Heating System Compact Distribution HERS Verification Water Heater Name (#)Status Verified Existing Condition Existing Water Heating System Existing water heater Domestic Hot Water (DHW)Standard 40 gal water heater 1 n/a None n/a 40 gal water heater (1)Existing No WATER HEATERS 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 Name Heating Element Type Tank Type # of Units Tank Vol. (gal) Heating Efficiency Type Efficiency Rated Input Type Input Rating or Pilot Tank Insulation R-value (Int/Ext) Standby Loss or Recovery Eff 1st Hr. Rating or Flow Rate Tank Location Status Verified Existing Condition 40 gal water heater Gas Consumer Storage 1 40 UEF 0.64 Btu/Hr 75000 0 78 80 Existing No WATER HEATING - HERS VERIFICATION 01 02 03 04 05 06 07 Name Pipe Insulation Parallel Piping Compact Distribution Compact Distribution Type Recirculation Control Shower Drain Water Heat Recovery Existing water heater - 1/1 Not Required Not Required Not Required None Not Required Not Required 424-P010225104A-000-000-0000000-0000 09/24/2024 22:41 CHEERS NOTICE: This document has been generated by California Home Energy Efficiency Rating Services (CHEERS) using information uploaded by third parties not affiliated with or related to CHEERS. Therefore, CHEERS is not responsible for, and cannot guarantee, the accuracy or completeness of the information contained in this document. 3810 S Timber St & #23/7/2025 CERTIFICATE OF COMPLIANCE - RESIDENTIAL PERFORMANCE COMPLIANCE METHOD CF1R-PRF-01-E Project Name:3810 S TIMBER ST, UNIT 2 - ADU Calculation Date/Time:2024-09-24T22:40:49-07:00 (Page 10 of 13) Calculation Description:House and ADU Input File Name:Timber St.ribd22 Registration Number:Registration Date/Time: HERS Provider: CA Building Energy Efficiency Standards - 2022 Residential Compliance Report Version: 2022.0.000 Schema Version: rev 20220901 Report Generated: 2024-09-24 22:41:14 SPACE CONDITIONING SYSTEMS 01 02 03 04 05 06 07 08 09 10 11 12 Name System Type Heating Unit Name Heating Equipment Count Cooling Unit Name Cooling Equipment Count Fan Name Distribution Name Required Thermostat Type Status Verified Existing Condition Existing HVAC System ADU HVAC System Heat pump heating cooling Heat Pump System 1 2 Heat Pump System 1 2 n/a n/a Setback New No Existing HVAC System Heating and cooling system other Heating System 1 1 Cooling System 1 1 HVAC Fan System 1 Distribution System 1 n/a Existing No HVAC - HEATING UNIT TYPES 01 02 03 04 05 Name System Type Number of Units Heating Efficiency Heating Unit Brand Heating System 1 Central gas furnace 1 AFUE - 80 n/a HVAC - COOLING UNIT TYPES 01 02 03 04 05 06 07 08 09 Name System Type Number of Units Efficiency Metric Efficiency EER/EER2/CEER Efficiency SEER/SEER2 Zonally Controlled Mulit-speed Compressor HERS Verification Cooling System 1 Central split AC 1 EER/SEER 12.2 14.5 Not Zonal Single Speed Cooling System 1-hers-cool 424-P010225104A-000-000-0000000-0000 09/24/2024 22:41 CHEERS NOTICE: This document has been generated by California Home Energy Efficiency Rating Services (CHEERS) using information uploaded by third parties not affiliated with or related to CHEERS. Therefore, CHEERS is not responsible for, and cannot guarantee, the accuracy or completeness of the information contained in this document. 3810 S Timber St & #23/7/2025 CERTIFICATE OF COMPLIANCE - RESIDENTIAL PERFORMANCE COMPLIANCE METHOD CF1R-PRF-01-E Project Name:3810 S TIMBER ST, UNIT 2 - ADU Calculation Date/Time:2024-09-24T22:40:49-07:00 (Page 11 of 13) Calculation Description:House and ADU Input File Name:Timber St.ribd22 Registration Number:Registration Date/Time: HERS Provider: CA Building Energy Efficiency Standards - 2022 Residential Compliance Report Version: 2022.0.000 Schema Version: rev 20220901 Report Generated: 2024-09-24 22:41:14 HVAC - HEAT PUMPS 01 02 03 04 05 06 07 08 09 10 11 12 13 Name System Type Number of Units Heating Cooling Zonally Controlled Compressor Type HERS VerificationHeating Efficiency Type HSPF/HS PF2/COP Cap 47 Cap 17 Cooling Efficiency Type SEER/SE ER2 EER/EER 2/CEER Heat Pump System 1 Multi-split HP-ductless 2 HSPF2 8.82 12300 12000 EER2SEER2 17 12.19 Not Zonal Single Speed Heat Pump System 1-hers-htpump HVAC HEAT PUMPS - HERS VERIFICATION 01 02 03 04 05 06 07 08 09 Name Verified Airflow Airflow Target Verified EER/EER2 Verified SEER/SEER2 Verified Refrigerant Charge Verified HSPF/HSPF2 Verified Heating Cap 47 Verified Heating Cap 17 Heat Pump System 1-hers-htpump Not Required 0 Not Required Not Required Yes No Yes Yes HVAC - DISTRIBUTION SYSTEMS 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 Name Type Design Type Duct Ins. R-value Duct Location Surface Area Bypass Duct Duct Leakage HERS Verification Status Verified Existing Condition Existing Distribution system New Ducts >= 25 ftSuppl y Retur n Suppl y Retur n Suppl y Retur n Distribution System 1 Unconditio ned attic Non- Verified R-6 R-6 Atti c Atti c n/a n/a No Bypass Duct Existing (not specified) Distribution System 1-hers-dist Existing No n/a HVAC - FAN SYSTEMS 01 02 03 04 Name Type Fan Power (Watts/CFM)Name HVAC Fan System 1 HVAC Fan 0.45 HVAC Fan System 1-hers-fan 424-P010225104A-000-000-0000000-0000 09/24/2024 22:41 CHEERS NOTICE: This document has been generated by California Home Energy Efficiency Rating Services (CHEERS) using information uploaded by third parties not affiliated with or related to CHEERS. Therefore, CHEERS is not responsible for, and cannot guarantee, the accuracy or completeness of the information contained in this document. 3810 S Timber St & #23/7/2025 CERTIFICATE OF COMPLIANCE - RESIDENTIAL PERFORMANCE COMPLIANCE METHOD CF1R-PRF-01-E Project Name:3810 S TIMBER ST, UNIT 2 - ADU Calculation Date/Time:2024-09-24T22:40:49-07:00 (Page 12 of 13) Calculation Description:House and ADU Input File Name:Timber St.ribd22 Registration Number:Registration Date/Time: HERS Provider: CA Building Energy Efficiency Standards - 2022 Residential Compliance Report Version: 2022.0.000 Schema Version: rev 20220901 Report Generated: 2024-09-24 22:41:14 HVAC FAN SYSTEMS - HERS VERIFICATION 01 02 03 Name Verified Fan Watt Draw Required Fan Efficacy (Watts/CFM) HVAC Fan System 1-hers-fan Not Required 0 INDOOR AIR QUALITY (IAQ) FANS 01 02 03 04 05 06 07 08 09 Dwelling Unit Airflow (CFM)Fan Efficacy (W/CFM)IAQ Fan Type Includes Heat/Energy Recovery? IAQ Recovery Effectiveness - SRE/ASRE Includes Fault Indicator Display?HERS Verification Status SFam IAQVentRpt 1-1 80 0.0971 Exhaust No n/a / n/a No Yes New HERS RATER VERIFICATION OF EXISTING CONDITIONS INDOOR AIR QUALITY (IAQ) FANS - VERIFIED AND ALTERED 01 02 03 04 05 06 07 Name Airflow (CFM)Fan Efficacy (W/CFM)IAQ Fan Type Includes Heat/Energy Recovery? IAQ Recovery Effectiveness - SREIAQ Recovery Effectiveness - SRE IAQ Recovery Effectiveness - ASREIAQ Recovery Effectiveness - ASRE 424-P010225104A-000-000-0000000-0000 09/24/2024 22:41 CHEERS NOTICE: This document has been generated by California Home Energy Efficiency Rating Services (CHEERS) using information uploaded by third parties not affiliated with or related to CHEERS. Therefore, CHEERS is not responsible for, and cannot guarantee, the accuracy or completeness of the information contained in this document. 3810 S Timber St & #23/7/2025 CERTIFICATE OF COMPLIANCE - RESIDENTIAL PERFORMANCE COMPLIANCE METHOD CF1R-PRF-01-E Project Name:3810 S TIMBER ST, UNIT 2 - ADU Calculation Date/Time:2024-09-24T22:40:49-07:00 (Page 13 of 13) Calculation Description:House and ADU Input File Name:Timber St.ribd22 Registration Number:Registration Date/Time: HERS Provider: CA Building Energy Efficiency Standards - 2022 Residential Compliance Report Version: 2022.0.000 Schema Version: rev 20220901 Report Generated: 2024-09-24 22:41:14 DOCUMENTATION AUTHOR'S DECLARATION STATEMENT 1. I certify that this Certificate of Compliance documentation is accurate and complete. Documentation Author Name:Documentation Author Signature: Company:Signature Date: Address:CEA/ HERS Certification Identification (If applicable): City/State/Zip:Phone: RESPONSIBLE PERSON'S DECLARATION STATEMENT I certify the following under penalty of perjury, under the laws of the State of California: 1.I am eligible under Division 3 of the Business and Professions Code to accept responsibility for the building design identified on this Certificate of Compliance. 2.I certify that the energy features and performance specifications identified on this Certificate of Compliance conform to the requirements of Title 24, Part 1 and Part 6 of the California Code of Regulations. 3.The building design features or system design features identified on this Certificate of Compliance are consistent with the information provided on other applicable compliance documents, worksheets, calculations, plans and specifications submitted to the enforcement agency for approval with this building permit application. Responsible Designer Name:Responsible Designer Signature: Company:Date Signed: Address:License: City/State/Zip:Phone: Frank Liu Engineering Design 09/24/2024 PO BOX 212 ARTESIA, CA 90703 (562) 832-3772 Frank Liu Engineering Design 09/24/2024 PO BOX 212 ARTESIA, CA 90703 (562) 832-3772 424-P010225104A-000-000-0000000-0000 09/24/2024 22:41 CHEERS NOTICE: This document has been generated by California Home Energy Efficiency Rating Services (CHEERS) using information uploaded by third parties not affiliated with or related to CHEERS. Therefore, CHEERS is not responsible for, and cannot guarantee, the accuracy or completeness of the information contained in this document. Digitally signed by California Home Energy Efficiency Rating Services (CHEERS). This digital signature is provided in order to secure the content of this registered document, and in no way implies Registration Provider responsibility for the accuracy of the information. 3810 S Timber St & #23/7/2025 20 22 Si n g l e -Fa m i l y Re s i d e n t i a l Ma n d a t o r y Re q u i r e m e n t s Su m m a r y 5/ 6 / 2 2 NO T E : Si n g l e -fa m i l y re s i d e n t i a l bu i l d i n g s s u b j e c t to th e En e r g y Co d e s mu s t co m p l y wi t h al l ap p l i c a b l e ma n d a t o r y me a s u r e s , re g a r d l e s s of th e co m p l i a n c e ap p r o a c h us e d . R e v i e w t h e r e s p e c t i v e se c t i o n fo r m o r e i n f o r m a t i o n . (0 4/2 0 2 2) Bu i l d i n g E n v e l o p e : § 11 0 . 6 ( a ) 1 : Ai r Le a k a g e . La b e l i n g . § 11 0 . 6 ( b ) : Fi e l d fa b r i c a t e d ex t e r i o r do o r s an d fe n e s t r a t i o n * § 11 0 . 7 : Ai r Le a k a g e . § 11 0 . 8 ( a ) : In s u l a t i o n Ce r t i f i c a t i o n by Ma n u f a c t u r e r s . In s u l a t i o n R e q u i r e m e n t s fo r H e a t e d S l a b Fl o o r s . He a t e d sl a b f l o o r s m u s t b e in s u l a t e d p e r t h e r e q u i r e m e n t s o f § 11 0 . 8 ( g ) . § 11 0 . 8 ( i ) : Ro o f i n g P r o d u c t s S o l a r R e f l e c t a n c e a n d T h e r m a l E m i t t a n c e . ro o f i n g m a t e r i a l m u s t m e e t t h e r e q u i r e m e n t s o f § 1 1 0 . 8 ( i ) a n d b e la b e l e d p e r § 1 0 - 1 1 3 w h e n t h e in s t a l l a t i o n o f a co o l r o o f is s p e c i f i e d § 11 0 . 8 ( j ) : Ra d i a n t Ba r r i e r . § 15 0 . 0 ( a ) : Ro o f De c k , Ce i l i n g an d Ra f t e r R o o f In s u l a t i o n . av e r a g e U -fa c t o r n o t e x c e e d i n g U -0. 1 8 4 . Ce i l i n g a n d r a f t e r r o o f s mi n i m u m R - 2 2 in s u l a t i o n in w o o d - f r a m e ce i l i n g ; o r a r e a - w e i g h t e d a v e r a g e U- f a c t o r m u s t n o t e x c e e d 0 . 0 4 3 . R a f t e r r o o f a l t e r a t i o n s m i n i m u m R - 19 o r ar e a - w e i g h t e d a v e r a g e U - f a c t o r o f 0 . 0 5 4 o r l e s s . A t t i c a c c e s s do o r s m u s t h a v e p e r m a n e n t l y a t t a c h e d i n s u l a t i o n u s i n g a d h e s i v e o r m e c h a n i c a l f a s t e n e r s . T h e a t t i c a c c e s s m u s t b e g a s k e t e d t o pr e v e n t a i r l e a k a g e . I n s u l a t i o n m u s t b e i n s t a l l e d i n d i r e c t c o n t a c t wi t h a r o o f o r ce i l i n g wh i c h is s e a l e d t o li m i t i n f i l t r a t i o n a n d ex f i l t r a t i o n * Lo o s e -f i l l I n s u l a t i o n . Lo o s e fi l l i n s u l a t i o n m u s t m e e t t h e m a n u f a c t u r e r ’ s r e q u i r e d de n s i t y f o r t h e l a b e l e d R - va l u e . § 15 0 . 0 ( c ) : Wa l l In s u l a t i o n . fr a m i n g o r h a v e a U - f a c t o r o f 0 . 0 7 1 o r l e s s . O p a q u e n o n - f r a m e d a s s e m b l i e s m u s t h a v e a n o v e r a l l a s s e m b l y U - * § 15 0 . 0 ( d ) : Ra i s e d -fl o o r In s u l a t i o n . * § 15 0 . 0 ( f ) : Sl a b Ed g e In s u l a t i o n . wi t h o u t f a c i n g s , n o g r e a t e r th a n 0 . 3 p e r c e n t ; h a v e a w a t e r v a p o r pe r m e a n c e n o g r e a t e r th a n 2 . 0 p e r m p e r in c h ; b e p r o t e c t e d f r o m § 15 0 . 0 ( g ) 1 : Va p o r Re t a r d e r . va p o r r e t a r d e r . T h i s r e q u i r e m e n t a l s o a p p l i e s t o c o n t r o l l e d v e n t i l a t i o n c r a w l s p a c e f o r b u i l d i n g s c o m p l y i n g w i t h t h e e x c e p t i o n t o § 15 0 . 0 ( g ) 2 : Va p o r Re t a r d e r . § 15 0 . 0 ( q ) : Fe n e s t r a t i o n Pr o d u c t s . * Fi r e p l a c e s , D e c o r a t i v e Ga s A p p l i a n c e s , a n d Ga s Lo g : § 11 0 . 5 ( e ) Co n t i n u o u s l y bu r n i n g pi l o t li g h t s ar e no t al l o w e d fo r in d o o r an d ou t d o o r fi r e p l a c e s . § 15 0 . 0 ( e ) 1 : Ma s o n r y or fa c t o r y -bu i l t fi r e p l a c e s mu s t ha v e a cl o s a b l e me t a l or gl a s s do o r co v e r i n g th e en t i r e op e n i n g of th e fi r e b o x . § 15 0 . 0 ( e ) 2 : Co m b u s t i o n In t a k e . * § 15 0 . 0 ( e ) 3 : Fl u e Da m p e r . Sp a c e Co n d i t i o n i n g , W a t e r H e a t i n g , a n d Pl u m b i n g S y s t e m : § 1 1 0 . 0 - § 11 0 . 3 : Ce r t i f i c a t i o n . * HV A C Ef f i c i e n c y . § 11 0 . 2 ( b ) : Co n t r o l s f o r H e a t P u m p s w i t h S u p p l e m e n t a r y E l e c t r i c R e s i s t a n c e H e a t e r s . he a t e r s m u s t h a v e c o n t r o l s t h a t p r e v e n t s u p p l e m e n t a r y h e a t e r o p e r a t i o n w h e n t h e h e a t i n g l o a d c a n b e m e t b y t h e h e a t p u m p a l o n e ; an d in w h i c h t h e c u t - o n t e m p e r a t u r e f o r c o m p r e s s i o n h e a t i n g i s h i g h e r t h a n t h e cu t -o n t e m p e r a t u r e f o r s u p p l e m e n t a r y h e a t i n g , a n d * § 11 0 . 2 ( c ) : Th e r m o s t a t s . * In s u l a t i o n . su r f a c e h e a t l o s s r a t i n g . § 11 0 . 3 ( c ) 6 : Is o l a t i o n Va l v e s . Pa g e 1 o f 5 3810 S Timber St & #23/7/2025 20 22 Si n g l e -Fa m i l y Re s i d e n t i a l Ma n d a t o r y Re q u i r e m e n t s Su m m a r y 5/ 6 / 2 2 § 11 0 . 5 : Pi l o t L i g h t s . (e x c e p t a p p l i a n c e s wi t h o u t an el e c t r i c a l su p p l y vo l t a g e co n n e c t i o n wi t h p i l o t li g h t s th a t co n s u m e le s s th a n 15 0 Bt u pe r ho u r ); an d p o o l * § 15 0 . 0 ( h ) 1 : Bu i l d i n g C o o l i n g a n d H e a t i n g L o a d s . Eq u i p m e n t Vo l u m e , Ap p l i c a t i o n s Vo l u m e , an d Fu n d a m e n t a l s Vo l u m e ; th e S M A C N A R e s i d e n t i a l Co m f o r t Sy s t e m In s t a l l a t i o n Cl e a r a n c e s . § 15 0 . 0 ( h ) 3 B : Li q u i d Li n e Dr i e r . Wa t e r P i p i n g , S o l a r W a t e r -he a t i n g S y s t e m P i p i n g , a n d S p a c e C o n d i t i o n i n g S y s t e m L i n e I n s u l a t i o n . § 15 0 . 0 ( j ) 2: In s u l a t i o n Pr o t e c t i o n . ma i n t e n a n c e , an d w i n d a s r e q u i r e d b y §12 0 . 3 ( b ) . I n s u l a t i o n e x p o s e d t o w e a t h e r m u s t b e w a t e r r e t a r d a n t a n d p r o t e c t e d f r o m U V l i g h t ( no ad h e s i v e t a p e s ) . I n s u l a t i o n c o v e r i n g c h i l l e d w a t e r p i p i n g a n d r e f r i g e r a n t s u c t i o n p i p i n g l o c a t e d o u t s i d e t h e c o n d i t i o n e d s p a c e m u s t in c l u d e , o r b e p r o t e c t e d b y , a C l a s s I o r C l a s s I I v a p o r r e t a r d e r . P i p e i n s u l a t i o n b u r i e d b e l o w g r a d e m u s t b e i n s t a l l e d i n a w a t e r p r o o f a n d § 15 0 . 0 ( n ) 1 : Ga s o r P r o p a n e W a t e r H e a t i n g S y s t e m s . de s i g n a t e a s p a c e a t l e a s t 2 . 5 ’ x 2. 5 ’ x 7’ su i t a b l e f o r t h e f u t u r e i n s t a l l a t i o n o f a h e a t p u m p w a t e r h e a t e r , a n d me e t e l e c t r i c a l a n d pl u m b i n g r e q u i r e m e n t s , b a s e d o n t h e di s t a n c e b e t w e e n t h i s de s i g n a t e d sp a c e a n d t h e w a t e r h e a t e r l o c a t i o n ; an d a c o n d e n s a t e d r a i n n o § 15 0 . 0 ( n ) 3 : So l a r Wa t e r -he a t i n g S y s t e m s . Ce r t i f i c a t i o n C o r p o r a t i o n (S R C C ) , th e In t e r n a t i o n a l As s o c i a t i o n of Pl u m b i n g an d Me c h a n i c a l Of f i c i a l s , Re s e a r c h an d Te s t i n g (I A P M O R& T ) , o r by a li s t i n g a g e n c y t h a t i s a p p r o v e d b y t h e exe c u t i v e dir e c t o r . Du c t s an d Fa n s : § 11 0 . 8 ( d ) 3 : Du c t s . co n t r a c t o r i n s t a l l s t h e in s u l a t i o n , t h e c o n t r a c t o r m u s t c e r t i f y t o t h e c u s t o m e r , i n w r i t i n g , t h a t t h e i n s u l a t i o n m e e t s t h i s r e q u i r e m e n t . § 15 0 . 0 ( m ) 1 : CM C C o m p l i a n c e . Du c t Co n s t r u c t i o n St a n d a r d s Me t a l an d Fl e x i b l e 3r d Ed i t i o n . Po r t i o n s of su p p l y -ai r an d r e t u r n -ai r du c t s an d p l e n u m s m u s t b e i n s u l a t e d t o R-6. 0 or hi g h e r ; du c t s lo c a t e d en t i r e l y i n c o n d i t i o n e d s p a c e a s c o n f i r m e d t h r o u g h f i e l d ve r i f i c a t i o n a n d d i a g n o s t i c t e s t i n g ( R A 3 . 1 . 4 . 3 . 8 ) do no t r e q u i r e in s u l a t i o n . C o n n e c t i o n s o f m e t a l d u c t s a n d i n n e r c o r e o f f l e x i b l e d u c t s m u s t b e m e c h a n i c a l l y f a s t e n e d . O p e n i n g s m u s t b e se a l e d w i t h m a s t i c , t a p e , o r o t h e r d u c t -cl o s u r e s y s t e m t h a t m e e t s t h e a pp l i c a b l e UL re q u i r e m e n t s , or a e r o s o l s e a l a n t t h a t m e e t s U L 7 2 3 . Th e c o m b i n a t i o n o f m a s t i c a n d e i t h e r m e s h o r t a p e m u s t b e u s e d t o s e a l op e n i n g s g r e a t e r t h a n ¼ ”, If m a s t i c o r t a p e i s u s e d . B u i l d i n g ca v i t i e s , ai r h a n d l e r su p p o r t pl a t f o r m s , a n d p l e n u m s d e s i g n e d o r c o n s t r u c t e d w i t h m a t e r i a l s o t h e r t h a n s e a l e d s h e e t m e t a l , d u c t b o a r d o r fl e x i b l e d u c t m u s t n o t b e u s e d t o c o n v e y c o n d i t i o n e d a i r . Bu i l d i n g ca v i t i e s an d su p p o r t pl a t f o r m s ma y co n t a i n du c t s ; duc t s in s t a l l e d in . * § 15 0 . 0 ( m ) 2 : Fa c t o r y -Fa b r i c a t e d D u c t S y s t e m s . co n n e c t i o n s , an d cl o s u r e s ; jo i n t s an d s e a m s of du c t sy s t e m s an d th e i r co m p o n e n t s mu s t no t be se a l e d w i t h cl o t h ba c k ru b b e r a d h e s i v e § 15 0 . 0 ( m ) 3 : Fi e l d -Fa b r i c a t e d Du c t Sy s t e m s . ma s t i c s , s e a l a n t s , a n d o t h e r r e q u i r e m e n t s s p e c i f i e d f o r d u c t c o n s t r u c t i o n . § 15 0 . 0 ( m ) 7 : Ba c k d r a f t Da m p e r . § 15 0 . 0 ( m ) 8 : Gr a v i t y Ve n t i l a t i o n Da m p e r s . § 15 0 . 0 ( m ) 9 : Pr o t e c t i o n of In s u l a t i o n . In s u l a t i o n ex p o s e d t o w e a t h e r m u s t b e s u i t a b l e f o r o u t d o o r se r v i c e (e . g . , pr o t e c t e d b y a l u m i n u m , s h e e t m e t a l , p a i n t e d c a n v a s , o r p l a s t i c Po r o u s In n e r Co r e Fl e x Du c t . § 15 0 . 0 ( m ) 1 1 : Du c t Sy s t e m Se a l i n g an d Le a k a g e Te s t . oc c u p i a b l e s p a c e , t h e d u c t s m u s t b e s e a l e d a n d d u c t l e a k a g e t e s t e d , a s c o n f i r m e d t h r o u g h f i e l d v e r i f i c a t i o n a n d d i a g n o s t i c t e st i n g , i n ac c o r d a n c e w i t h R e f e r e n c e R e s i d e n t i a l A p p e n d i x R A 3 . 1 . § 15 0 . 0 ( m ) 1 2 : Ai r F i l t r a t i o n . or e q u i v a l e n t fi l t e r s . Fi l t e r s fo r sp a c e co n d i t i o n i n g sy s t e m s mu s t ha v e a tw o in c h de p t h o r ca n b e on e in c h if si z e d pe r Eq ua t i o n 15 0 . 0 -A. Cl e a n -fi l t e r p r e s s u r e d r o p a n d l a b e l i n g m u s t m e e t t h e r e q u i r e m e n t s i n § 1 5 0 . 0 ( m ) 1 2 . F i l t e r s m u s t b e a c c e s s i b l e f o r r e g u l a r s e r v i c e . Fi l t e r ra c k s o r g r i l l e s mu s t us e g a s k e t s , s e a l i n g , o r o t h e r m e a n s t o cl o s e g a p s a r o u n d t h e i n s e r t e d f i l t e r s t o a n d p r e v e n t s ai r f r o m b y p a s s i n g t h e Pa g e 2 o f 5 3810 S Timber St & #23/7/2025 20 22 Si n g l e -Fa m i l y Re s i d e n t i a l Ma n d a t o r y Re q u i r e m e n t s Su m m a r y 5/ 6 / 2 2 § 15 0 . 0 ( m ) 1 3 : Sp a c e C o n d i t i o n i n g S y s t e m A i r f l o w R a t e a n d F a n E f f i c a c y . a h o l e f o r t h e p l a c e m e n t o f a s t a t i c p r e s s u r e pr o b e , o r a p e r m a n e n t l y i n s t a l l e d s t a t i c p r e s s u r e p r o b e i n t h e s u p p l y p l e n u m . A i r f l o w m u s t be ≥ 3 5 0 C F M p e r to n of no m i n a l co o l i n g ca p a c i t y , an d an ai r -ha n d l i n g un i t fa n e f f i c a c y ≤ 0. 4 5 wa t t s pe r C F M fo r ga s fu r n a c e ai r ha n d l e r s an d ≤ 0. 5 8 wa t t s pe r C F M fo r al l ot h e r s . Sm a l l du c t hi g h ve l o c i t y sy s t e m s mu s t pr o v i d e an ai r f l o w ≥ 25 0 C F M pe r to n o f no m i n a l co o l i n g ca p a c i t y , an d an a i r -ha n d l i n g u n i t f a n e f f i c a c y ≤ 0 . 6 2 w a t t s p e r C F M . F i e l d v e r i f i c a t i o n t e s t i n g i s r e q u i r e d i n a c c o r d a n c e w i t h Re f e r e n c e R e s i d e n t ia l A p p e n d i x R A 3 . 3 . * Ve n t i l a t i o n an d In d o o r Ai r Qu a l i t y : § 15 0 . 0 ( o ) 1 : Re q u i r e m e n t s fo r Ve n t i l a t i o n an d In d o o r Ai r Qu a l i t y Ve n t i l a t i o n a n d A c c e p t a b l e I n d o o r A i r Qu a l i t y i n R e s i d e n t i a l B u i l d i n g s su b j e c t t o t h e a m e n d m e n t s s p e c i f i e d i n § 1 5 0 . 0 ( o ) 1 . * § 15 0 . 0 ( o ) 1 B : Ce n t r a l F a n I n t e g r a t e d ( C F I ) V e n t i l a t i o n S y s t e m s . dw e l l i n g u n i t v e n t i l a t i o n a ir f l o w r e q u i r e d pe r § 15 0 . 0 ( o ) 1 C . A m o t o r i z e d d a m p e r ( s ) mu s t be i n s t a l l e d o n t h e v e n t i l a t i o n d u c t ( s ) t h a t pr e v e n t s a l l a i r f l o w th r o u g h th e s p a c e c o n d i t i o n i n g d u c t s y s t e m wh e n t h e d a m p e r ( s ) i s c l o s e d an d co n t r o l l e d pe r § 1 5 0 . 0 ( o ) 1 B i i i&iv . CF I ve n t i l a t i o n s y s t e m s mu s t h a v e co n t r o l s t h a t t r a c k o u t d o o r a i r ve n t i l a t i o n r u n t i m e , a n d e i t h e r o p e n o r c l o s e t h e m o t o r i z e d d a m p e r ( s ) f o r § 15 0 . 0 ( o ) 1 C : Wh o l e -Dw e l l i n g U n i t Me c h a n i c a l V e n t i l a t i o n fo r Si n g l e -Fa m i l y De t a c h e d an d t o w n h o u s e s . an d at t a c h e d dw e l l i n g un i t s no t s h a r i n g ce i l i n g s or fl o o r s wi t h o t h e r d w e l l i n g u n i t s , o c c u p i a b l e s p a c e s , p u b l i c g a r a g e s , o r c o m m e r c i a l sp a c e s m u s t h a v e m e c h a n i c a l v e n t i l a t i o n a i r f l o w s p e c i f i e d i n § 1 5 0 . 0 ( o ) 1 C i -ii i . Lo c a l M e c h a n i c a l E x h a u s t . co n t r o l l e d e x h a u s t sy s t e m m e e t i n g r e q u i r e m e n t s o f §1 5 0 . 0 ( o ) 1 G i i i ,en c l o s e d ki t c h e n s a n d b a t h r o o m s c a n u s e d e m a n d -co n t r o l l e d o r co n t i n u o u s e x h a u s t m e e t i n g § 1 5 0 . 0 ( o ) 1G i i i -iv . Ai r f l o w m u s t b e m e a s u r e d b y t h e i n s t a l l e r p e r § 1 5 0 . 0 ( o ) 1 G v , a n d r a t e d fo r s o u n d pe r Ai r f l o w M e a s u r e m e n t an d S o u n d R a t i n g s of W h o l e -Dw e l l i n g U n i t V e n t i l a t i o n Sy s t e m s . be m e a s u r e d b y u s i n g a fl o w h o o d , f l o w g r i d , o r ot h e r a i r f l o w m e a s u r i n g d e v i c e a t t h e f a n ’ s i n l e t o r o u t l e t te r m i n a l s / g r i l l e s pe r Re f e r e n c e Re s i d e n t i a l A p p e n d i x R A 3 . 7 . Wh o l e -Dw e l l i n g u n i t v e n t i l a t i o n sy s t e m s mu s t be r a t e d f o r s o u n d pe r AS H R A E 6 2 . 2 §7.2 at n o l e s s t h a n t h e § 15 0 . 0 ( o ) 2 : Fi e l d Ve r i f i c a t i o n an d Di a g n o s t i c Te s t i n g . an d H R V a n d E R V f a n e f f i c a c y mu s t be ve r i f i e d in ac c o r d a n c e wi t h R e f e r e n c e Re s i d e n t i a l A p p e n d i x R A 3 . 7 . Ve n t e d ran g e h o o d s mu s t b e v e r i f i e d pe r Re f e r e n c e R e s i d e n t i a l A p p e n d i x R A 3 . 7 . 4 . 3 t o c o n f i r m i f i t i s r a t e d b y H V I or A H A M to c o m p l y w i t h t h e a i r f l o w Po o l an d Sp a Sy s t e m s an d Eq u i p m e n t: § 11 0 . 4 ( a ) : Ce r t i f i c a t i o n by Ma n u f a c t u r e r s . wi t h t h e A p p l i a n c e E f f i c i e n c y R e g u l a t i o n s an d l i s t i n g i n M A E D b S ; a n o n -of f s w i t c h m o u n t e d o u t s i d e o f t h e h e a t e r t h a t a l l o w s sh u t t i n g o f f th e h e a t e r w i t h o u t a d j u s t i n g t h e t h e r m o s t a t s e t t i n g ; a p e r m a n e n t w e a t h e r p r o o f p l a t e o r c a r d w i t h o p e r a t i n g i n s t r u c t i o n s ; a n d mu s t n o t § 11 0 . 4 ( b ) 1 : Pi p i n g . Co v e r s . § 11 0 . 4 ( b ) 3 : Di r e c t i o n a l In l e t s an d Ti m e Sw i t c h e s fo r Po o l s . Pi l o t Li g h t . § 15 0 . 0 ( p ) : Po o l Sy s t e m s an d Eq u i p m e n t In s t a l l a t i o n . * Li g h t i n g: § 11 0 . 9 : Li g h t i n g Co n t r o l s an d Co m p o n e n t s . * § 15 0 . 0 ( k ) 1 A : Lu m i n a i r e Ef f i c a c y . ra n g e h o o d s , b a t h v a n i t y m i r r o r s , an d ga r a g e d o o r o p e n e r s ; na v i g a t i o n l i g h t i n g le s s t h a n 5 wa t t s ; an d l i g h t i n g i n t e r n a l t o d r a w e r s , ca b i n e t s , a n d l i n e n Sc r e w ba s e d lu m i n a i r e s . § 15 0 . 0 ( k ) 1 C : Re c e s s e d Do w n l i g h t Lu m i n a i r e s in Ce i l i n g s . § 15 0 . 0 ( k ) 1 D : Li g h t So u r c e s in En c l o s e d or Re c e s s e d Lu m i n a i r e s . § 15 0 . 0 ( k ) 1 E : Bl a n k E l e c t r i c a l B o x e s . lu m i n a i r e o r o t h e r d e v i c e s h a l l b e n o m o r e t h a n t h e n u m b e r o f b e d r o o m s . T h e s e b o x e s m u s t b e s e r v e d b y a d i m m e r , v a c a n c y s e n s o r § 15 0 . 0 ( k ) 1 F : Li g h t i n g In t e g r a l to Ex h a u s t Fa n s . * Pa g e 3 o f 5 3810 S Timber St & #23/7/2025 20 22 Si n g l e -Fa m i l y Re s i d e n t i a l Ma n d a t o r y Re q u i r e m e n t s Su m m a r y 5/ 6 / 2 2 Sc r e w ba s e d lu m i n a i r e s . § 15 0 . 0 ( k ) 1 H : Li g h t So u r c e s in En c l o s e d or Re c e s s e d Lu m i n a i r e s . el e v a t e d t e m p e r a t u r e r e q u i r e m e n t s , i n c l u d i n g m a r k i n g r e q u i r e m e n t s , m u s t n o t b e i n s t a l l e d i n e n c l o s e d o r r e c e s s e d l u m i n a i r e s . § 15 0 . 0 ( k ) 1 I : Li g h t S o u r c e s i n D r a w e r s , C a b i n e t s , a n d L i n e n C l o s e t s . Li g h t s o u r c e s i n t e r n a l t o d r a w e r s , c a b i n e t r y o r l i n e n c l o s e t s a r e n o t r e q u i r e d to c o m p l y wi t h Ta b l e 15 0 . 0 -A or be co n t r o l l e d by va c a n c y se n s o r s pr o v i d e d th a t th e y ar e ra t e d to co n s u m e n o mo r e th a n 5 wa t t s of po w e r , em i t no m o r e t h a n 1 5 0 l u m e n s , a n d a r e e q u i p p e d w i t h c o n t r o l s t h a t a u t o m a t i c a l l y t u r n t h e l i g h t i n g o f f w h e n t h e d r a w e r , c a b i n e t o r In t e r i o r Sw i t c h e s an d Co n t r o l s . Al l fo r w a r d ph a s e cu t di m m e r s us e d wi t h LE D li g h t so u r c e s mu s t co m p l y wi t h NE M A SS L 7A . § 15 0 . 0 ( k ) 2 B : In t e r i o r Sw i t c h e s an d Co n t r o l s . * § 15 0 . 0 ( k ) 2 A: Ac c e s s i b l e Co n t r o l s . § 15 0 . 0 ( k ) 2 B: Mu l t i p l e Co n t r o l s . Ma n d a t o r y R e q u i r e m e n t s . § 15 0 . 0 ( k ) 2 D: En e r g y M a n a g e m e n t C o n t r o l Sys t e m s . oc c u p a n c y , a n d co n t r o l re q u i r e m e n t s if it p r o v i d e s th e fu n c t i o n a l i t y o f t h e s p e c i f i e d c o n t r o l pe r § 1 1 0 . 9 an d t h e ph y s i c a l c o n t r o l s s p e c i f i e d § 15 0 . 0 ( k ) 2 E: Au t o m a t i c S h u t o f f Co n t r o l s . mu s t b e c o n t r o l l e d b y a n oc c u p a n c y o r va c a n c y s e n s o r p r o v i d i n g a u t o m a t i c -of f f u n c t i o n a l i t y . Li g h t i n g i n s i d e d r a w e r s a n d c a b i n e t s w i t h § 15 0 . 0 ( k ) 2 F: Di m m e r s . mo u n t e d d i m m i n g c o n t r o l s t h a t al l o w t h e l i g h t i n g t o b e m a n u a l l y a d j u s t e d u p a n d d o w n . F o r w a r d p h a s e c u t d i m m e r s c o n t r o l l i n g L E D li g h t § 15 0 . 0 ( k ) 2 K : In d e p e n d e n t c o n t r o l s . § 15 0 . 0 ( k ) 3 A : Re s i d e n t i a l Ou t d o o r Li g h t i n g . ot h e r b u i l d i n g s o n t h e s a m e l o t , m u s t ha v e a m a n u a l o n / o f f sw i t c h a n d e i t h e r a ph o t o c e l l an d mo t i o n se n s o r or au t o m a t i c ti m e sw i t c h co n t r o l ) or an as t r o n o m i c a l ti m e cl o c k . A n en e r g y m a n a g e m e n t c o n t r o l s y s t e m § 15 0 . 0 ( k ) 4 : In t e r n a l l y il l u m i n a t e d ad d r e s s si g n s . § 15 0 . 0 ( k ) 5 : Re s i d e n t i a l Ga r a g e s fo r Ei g h t or Mo r e Ve h i c l e s . So l a r Re a d i n e s s: § 11 0 . 1 0 ( a ) 1 : Si n g l e -fa m i l y Re s i d e n c e s . ap p l i c a t i o n fo r a te n t a t i v e su b d i v i s i o n ma p fo r th e r e s i d e n c e s ha s be e n de e m e d co m p l e t e a n d ap p r o v e d by th e e n f o r c e m e n t ag e n c y , §11 0 . 1 0 ( b ) 1 A: Mi n i m u m S o l a r Z o n e A r e a . ac c e s s , p a t h w a y , sm o k e v e n t i l a t i o n , an d sp a c i n g re q u i r e m e n t s as sp e c i f i e d in Ti t l e 24 , Pa r t 9 or ot h e r pa r t s of Ti t l e 24 or i n an y re q u i r e m e n t s ad o p t e d by a l o c a l j u r i s d i c t i o n . T h e s o l a r z o n e t o t a l a r e a m u s t b e c o m p r i s e d o f a r e a s t h a t h a v e n o d i m e n s i o n l e s s t h a n 5 fe e t a n d a r e n o l e s s t h a n 80 sq u a r e f e e t e a c h f o r b u i l d i n g s w i t h r o o f a r e a s l e s s t h a n o r e q u a l t o 1 0 , 0 0 0 s q u a r e f e e t o r n o le s s t h a n 1 6 0 sq u a r e f e e t e a c h f o r b u i l d i n g s w i t h ro o f a r e a s g r e a t e r t h a n 1 0 , 0 0 0 s q u a r e f e e t . F o r si n g l e -fa m i l y re s i d e n c e s , t h e s o l a r z o n e m u s t b e lo c a t e d o n t h e r o o f o r o v e r h a n g o f t h e b u i l d i n g a n d h a v e a t o t a l a r e a n o l e s s t h a n 2 5 0 s q u a r e f e e t . * § 11 0 . 1 0 ( b ) 2 : Az i m u t h . § 11 0 . 1 0 ( b ) 3 A : Sh a d i n g . * § 11 0 . 1 0 ( b ) 3 B : Sh a d i n g . ho r i z o n t a l di s t a n c e of th e he i g h t d i f f e r e n c e be t w e e n th e hi g h e s t po i n t of t h e ob s t r u c t i o n an d th e ho r i z o n t a l pr o j e c t i o n of t h e n e a r e s t p o i n t o f t h e * § 11 0 . 1 0 ( b ) 4 : St r u c t u r a l De s i g n Lo a d s on Co n s t r u c t i o n Do c u m e n t s . § 11 0 . 1 0 ( c ) : In t e r c o n n e c t i o n P a t h w a y s . pa t h w a y re s e r v e d fo r ro u t i n g of co n d u i t fr o m th e so l a r zo n e to th e po i n t of in t e r c o n n e c t i o n wi t h th e el e c t r i c a l se r v i c e ; an d fo r si n g l e -fa m i l y § 11 0 . 1 0 ( d ) : Do c u m e n t a t i o n . pr o v i d e d to th e oc c u p a n t . Ma i n El e c t r i c a l Se r v i c e Pa n e l . § 11 0 . 1 0 ( e ) 2 : Ma i n El e c t r i c a l Se r v i c e Pa n e l . ci r c u i t b r e a k e r f o r a f u t u r e s o l a r e l e c t r i c i n s t a l l a t i o n . T h e r e s e r v e d s p a c e m u s t b e p e r m a n e n t l y m a r k e d a s “ F o r F u t u r e S o l a r El e c t r i c .” El e c t r i c a n d E n e r g y S t o r a g e R e a d y : Pa g e 4 o f 5 3810 S Timber St & #23/7/2025 20 22 Si n g l e -Fa m i l y Re s i d e n t i a l Ma n d a t o r y Re q u i r e m e n t s Su m m a r y 5/ 6 / 2 2 § 1 5 0 . 0 ( s ) En e r g y S t o r a g e S y s t e m ( E S S ) R e a d y . eq u i p m e n t w i t h b a c k e d u p c a p a c i t y o f 6 0 a m p s o r m o r e an d f o u r or m o r e ES S s u p p l i e d b r a n c h c i r c u i t s , or a d e d i c a t e d r a c e w a y f r o m t h e ma i n s e r v i c e t o a s u b p a n e l t h a t s u p p l i e s t h e b r a n c h c i r c u i t s in § 1 5 0 . 0 ( s ) ; a t l e a s t f o u r b r a n c h c i r c u i t s m u s t b e i d e n t i f i e d a n d h a v e t h e i r so u r c e c o l l o c a t e d a t a s i n g l e p a n e l b o a r d s u i t a b l e t o b e s u p p l i e d b y t h e E S S , wi t h on e c i r c u i t s u p p l y i n g t h e r e f r i g e r a t o r , o n e l i g h t i n g ci r c u i t ne a r t h e p r i m a r y ex i t , a n d o n e c i r c u i t s u p p l y in g a s l e e p i n g r o o m r e c e p t a c l e o u t l e t ; m a i n p a n e l b o a r d m u s t h a v e a m i n i m u m b u s b a r r a t i n g o f 22 5 a m p s ; s u f f i c i e n t s p a c e m u s t b e r e s e r v e d t o a l l o w f u t u r e i n s t a l l a t i o n o f a s y s t e m i s o l a t i o n e q u i p m e n t / t r a n s f e r sw i t c h w i t h i n 3 ’ § 1 5 0 . 0 ( t ) He a t P u m p S p a c e H e a t e r R e a d y . un o b s t r u c t e d 2 4 0 V b r a n c h c i r c u i t w i r i n g i n s t a l l e d w i t h i n 3 ’ o f t h e f u r n a c e w i t h c i r c u i t c o n d u c t o r s r a t e d a t le a s t 30 a m p s w i t h t h e bl a n k c o v e r id e n t i f i e d a s “ 2 4 0 V r e a d y ; ” a n d a r e s e r v e d ma i n e l e c t r i c a l s e r v i c e p a n e l sp a c e t o a l l o w f o r t h e i n s t a l l a t i o n o f a d o u b l e p o l e ci r c u i t b r e a k e r § 1 5 0 . 0 ( u ) El e c t r i c C o o k t o p Re a d y . 24 0 V br a n c h c i r c u i t w i r i n g i n s t a l l e d w i t h i n 3 ’ o f t h e c o o k t o p w i t h c i r c u i t c o n d u c t o r s r a t e d a t le a s t 50 a m p s wi t h t h e b l a n k c o v e r i d e n t i f i e d a s “2 4 0 V r e a d y ; ” an d a r e s e r v e d m a i n e l e c t r i c a l s e r v i c e p a n e l s p a c e t o a l l o w f o r t h e i n s t a l l a t i o n o f a d o u b l e p o l e c i r c u i t b r e a k e r p e r m a n e n t l y § 1 5 0 . 0 ( v ) El e c t r i c C l o t h e s D r y e r Re a d y . de d i c a t e d u n o b s t r u c t e d 2 4 0 V b r a n c h c i r c u i t w i r i n g i n s t a l l e d w i t h i n 3 ’ o f t h e d r y e r l o c a t i o n w i t h c i r c u i t c o n d u c t o r s r a t e d a t l e a s t 3 0 a m p s th e b l a n k c o v e r i d e n t i f i e d a s “ 2 4 0 V r e a d y ; ” an d a r e s e r v e d m a i n e l e c t r i c a l s e r v i c e p a n e l s p a c e t o a l l o w f o r t h e i n s t a l l a t i o n o f a d o u b l e p o l e * Ex c e p t i o n s m a y a p p l y . Pa g e 5 o f 5 3810 S Timber St & #23/7/2025