Loading...
HomeMy WebLinkAbout162389_1_Corrections.docxRESIDENTIAL PLAN CHECK COMMENTS Planning & Building Agency Building Safety Division 20 Civic Center Plaza P.O. Box 1988 (M-19) Santa Ana, CA 92702 (714) 647-5800 www.santa-ana.org PLAN CHECK NO: & 10271736 PROJECT ADDRESS: PLAN CHECK ENGINEER:TEL:714FAX:714 647-5897 TYPE OF CONSTRUCTION: OCCUPANCY CLASSIFICATION(S): PLAN CHECK DATES: REMARKS/RECHECK ITEMS: APPLICATION INITIAL REVIEW EXPIRATION RECHECKS: 1. PROJECT APPLICANT CONTACT PERSON: 2. 3. TEL: FAX: VALUATION: EMAIL: FLOOD ZONE: Note: Numbers in parenthesis (unless otherwise noted) refer to code sections of the 2010 California Residential Code (CRC); 2010 California Building Code (CBC); CMC = 2010 California Mechanical Code; CPC = 2010 California Plumbing Code; CEC = 2010 California Electrical Code; T = Table; ICC = International Code Council.All items noted on this plan check report must be addressed. If you feel that an item is not applicable to your project, note “N/A” and discuss the reason with the plan checker.Please indicate the sheet number and detail to the right of each correction, or note the number on the plans where the correction is made. Resubmit marked original, calculations and this correction sheet. A separate sheet for response may be used.Resubmit corrected sets of plans.Meetings between the project applicant/designer and the plan reviewer shall be by appointment only. Please call (714) for an appointment.The drawings/information submitted for Building Safety Division review is incomplete. The applicant shall, prior to resubmitting, complete all construction documents to show compliance with the 2010 California Building Standards Code with local amendments and to clearly indicate the scope of work under this building permit application. There may be additional requirements when complete construction drawings and supporting data is submitted for Building Safety Division review. Please see corrections on submitted plans. Red marked set must be returned with revised plans. Plans resubmitted without the red markup set may result in delayed review time and additional plancheck fees. All drawings and supporting documents shall be prepared, stamped, and signed by a California licensed architect or registered professional engineer. (CRC R301.1.3, CBC 107.1 and 107.3.4.1).All persons preparing plans for others shall sign those plans. Business and Professions Code Chapter 3, Division 3, Section 5536.1 (a). This review does not include mechanical, plumbing or electrical work. Separate plans, applications, fees, plan checks, and permits are required for mechanical, plumbing, and electrical work. Call 647-5800 for information. The applicant shall obtain clearances/approvals for the following, prior to building permit issuance: -Planning Division approval on the corrected/final set of drawings (647-5804). Previously approved plans should be submitted to expedite the process. -Police Department approval on the corrected/final set of drawings (647-5840). -Public Works Agency approval (647-5039). - Proof of Worker's Compensation Insurance shall be required at the time of permit issuance. - School District Compliance Certificate; and a copy of the building permit application, signed by the plan check engineer, shall be required by the School District to verify the scope of the work. Scale of Drawings must be large enough to insure legibility. Please refer to mark up drawings. Provide building information on plans: - Occupancy type: R3 / U - Construction type: Type V – B Provide a statement on the title sheet of the plans that this project shall comply with following codes: - 2010 California Residential Code (CRC) - 2010 California Building Code (CBC) - 2010 California Electrical Code (CEC) - 2010 California Mechanical Code (CMC) - 2010 California Plumbing Code (CPC)Projections of dwelling units and accessory buildings without an automatic residential fire sprinkler protection are not permitted less than 2 feet to the property line and are required to be 1 hour fire rated on the underside with a fire separation distance between 2 feet and 5 feet. (CRC Table R302.1 (1)) Walls of dwelling units and accessory buildings without an automatic residential fire sprinkler protection with a fire separation distance less than 5 feet are required to have a full one hour rating. (CRC Table R302.1 (1)) Provide window and door schedule. Callout sizes and types of openings and if new or existing. Please refer to red marks on the drawings.Every sleeping room in dwelling units must have a window or exterior door for an emergency exit, sill height not more than 44 inches above the floor, 5.7 square feet of openable area, 24 inches clear opening height, 20 inches clear opening width. (CRC R310.1-R310.1.3) CAUTION: Using minimum clear openable height with the clear openable width will yield only 3.3 square feet and not the minimum 5.7 square feet required. Be especially careful with double-hung windows. Also, when the emergency escape window is below ground level refer to CRC Section R310.2 for additional requirements. All new construction, interior or exterior alterations, repairs, or additions requiring a permit and having a valuation in excess of $1,000, or when one or more sleeping rooms are added or created, the entire dwelling shall be provided with smoke detectors located as required for a new dwelling. (CRC R314.3) All new construction, Interior or exterior alterations, repairs, or additions requiring a permit and having a valuation in excess of $1,000,, an approved carbon monoxide alarm shall be installed in dwelling units and in sleeping units within which fuel-burning appliances are installed and in dwelling units that have attached garages shall be provided with carbon monoxide alarms (CRC R315) - Carbon monoxide alarms shall only be required in the specific dwelling unit or sleeping unit for which the permit was obtained. Carbon monoxide alarms required by Sections R315.1 and R315.2. - Outside of each separate dwelling unit sleeping area in the immediate vicinity of the bedroom(s). - On every level of a dwelling unit including basements. - Where more than one carbon monoxide alarm is required to be installed within the dwelling unit or within a sleeping unit the alarm shall be interconnected in a manner that activation of one alarm shall activate all of the alarms in the individual unit. Exception: Interconnection is not required in existing dwelling units where repairs do not result in the removal of wall and ceiling finishes, there is no access by means of attic, basement or crawl space, and no previous method for interconnection existed.Interior spaces intended for human occupancy shall be provided with heating facilities capable of maintaining a room temperature of 68 degrees Fahrenheit at a point 3 feet above the floor and 2 feet from exterior walls in all habitable rooms. (CRC R303.8)Show location and BTU rating of existing or new heating equipment on the plans. (CRC R303.8)Wall between family andkitchen/dining room should be 50 % open and unobstructed and provides an opening of not less than 1/10 of the floor area of the interior room or 25 square feet whichever is greater to meet natural light requirements in these rooms. (CRC R303.2) Where openable windows are not provided provide a mechanical ventilation system capable of producing 0.35 air change per hour in the room. (CRC R303.1 (1)) Specify window size and type (how it opens) for both new and existing windows at rooms adjacent to new addition so that minimum light and ventilation requirements may be verified. Minimum window area shall be 8 % of the floor area square and 50% openable. (CRC R303.1) The minimum net area of under-floor space ventilation shall not be less than the floor area/150. (CRC R408.1) Access shall be provided to all under-floor spaces. The floor access shall be a minimum 18” by 24” and openings through a perimeter wall shall be not less than 16” by 24”. (CRC R408.4) Show location of underfloor access crawl hole (18 x 24 inches). (CRC R408.4)Bathrooms, laundry rooms, water closet compartments and similar rooms shall be mechanically ventilated in accordance with the CMC.Specify manufacturer's name and ICC approval number for skylights. (CRC R308.6.9) Provide skylight details to show flashing and 4-inch minimum mounting height. (CRC 308.6.8) Specify glazing material shall be fully tempered, heat-strengthened, wired, approved rigid plastic, or laminated in accordance with CRC R308.6.2. Specify ICC approval number and weight per square foot for tile and special roof coverings. (CRC R905.3.4 and R905.3.5).Provide minimum 2% slope at flat roof and deck.Callout attic vents locations, sizes and types on plans. Provide attic ventilation calculation to show minimum ventilation is provided. (CRC R806.2)(Applies to flat roof area of project) Provide details of roof drain and overflow. Overflow drains shall have separate independent piping and have an inlet flow line locate 2” above the low point of the roof. Overflow scuppers shall have an area 3 times the roof drain, a minimum opening height of 4”, and have an inlet flow line located 2” above the low point of the roof. (CRC R903.4.1) Draftstops shall be provided in any concealed space where there is usable space both above and below the concealed space. The concealed space shall not exceed 1,000 square feet. (CRC R302.12) Submit engineering calculations for vertical and lateral loads prepared by a registered Civil, Structural Engineer or Architect. Additional Structural Corrections may apply. Walls braced to resist wind and seismic forces shall not exceed the following height to width ratios: 2 for 1 for plywood. Framing members or blocking shall be provided at the edges of all sheets in shear walls; 2 to 1 for gypsum wallboard and Portland cement plaster (stucco). Wall sections having height-to-length ratios in excess of 1 ½ to 1 shall be blocked. (2305, T2306.3, AF&PA SDPWS T4.3.4) Minimum width of braced wall is 2'-8" for 9' or less high panel, or 2'-10" for 10' panel with 1,800 lbs capacity holdown for 1 story building or 3,000 lbs capacity holdown for first story of two-story buildings. CRC Table R602.10.3.2 In lieu of soils investigation report per Sections 1803.6 of the 2010 California Building Code, revise structural calculations for minimum foundation/footing design requirements for small projects as follows: - Allowable foundation pressure not to exceed 1000 PSF. - Footing to have minimum reinforcement of: 2 #4 at top and 2 #4 at bottom. - The minimum depth of footings below undisturbed ground surface to be 12 inches. - Minimum width and thickness of the footing shall comply with Table 1809.7 of the 2010 CBC. Detail the shear transfer connections which transfer lateral forces from horizontal diaphragms through intermediate elements and shear walls to the foundation. (1603) Detail how the interior shear walls are connected to the roof/floor diaphragm(s). (1603) On the drawings, provide Nailing Schedule in conformance with CRC Table R602.3(1). Minimum 2500 psi concrete is required for basement and foundation walls in SDC D0, D1 and D2. (CRC R404.1.2.3.1) For plywood floor and roof diaphragms, specify thickness, grade, panel span rating, and nailing schedule. (2305.2, 2305.3, 2306.9. and T2306.4.1) 3”x3”x.229” steel plate washers are required on all anchor bolts in a braced wall line. (CRC R403.1.6.1) Foundation sections 12/15/18 inches wide, 6/6/8 inches thick and a minimum 12-inch depth below natural ground surface or certified fill grade are required. Wood framing members, including wood sheathing, that rest on exterior foundation walls and are less than 8 inches from exposed earth, shall be of naturally durable or preservative-treated wood. (T1809.7, 1809.7, and 2304.11.2.2) The City has encountered a large number of inspection problems arising from a lack of specific framing details. The following listed items are required to be shown on the plans (CBC 107.1): -All plumbing walls are to be framed with a minimum of 6" studs. - Double walls used as plumbing walls are to be a minimum of 8" wide and no "flat" studs permitted. Staggered studs are acceptable. - Permissible notching and boring of joists are to be shown on the plans and shall not exceed CBC Section 2308.10.4.2 allowances. - Notching of exterior and bearing/nonbearing walls shall not exceed 25%/40% respectively. Bored holes in bearing/nonbearing walls shall not exceed 40%/60% respectively. In no case shall the edge of the bored hole be nearer than 5/8 inch to the edge of the stud. (2308.9.10 and 2308.9.11) - Header and trimmer details for doors and windows are to be shown with full length trimmers, specifying the size of the header and trimmer. (2308.10.4.3) - All framed buildings which are required to be designed by an engineer or architect must be signed prior to submission into plan check - All stud bearing walls are required to comply with the minimum requirements for load bearing walls. Show location(s) and provide typical construction details. (2308.9) The residence shall conform to the State Energy Conservation Standards. Submit forms and calculations for review and blueprint the final forms on the plans. -Signed Energy Efficiency Documents must be printed on the plans. - Also, submit 2 copies of signed Energy Efficiency calculations. - The permit applicant shall be responsible for obtaining an energy plan check from a consultant who is qualified to perform an energy efficiency analysis in accordance with the California Code of Regulations (CCR), Title 24, Part 1 (Administration) and Part 6 (2008 California Energy Code). The plan check consultant must sign documentation certifying that a thorough, competent review has been performed on behalf of the Enforcement Agency. - The corrected/final drawings shall have the required energy efficiency compliance documentation with completed signature blocks filed on the plans. -The energy plan check consultant must sign documentation forms on behalf of the Building Safety Division. - The energy plan check consultant must also complete the attached “Energy Conservation Plan Check Consultant Qualification Statement”. - Clarify location and size of all existing and new windows on the drawings. Revise T-24 energy calculations to show compliance. - Please refer to attached Residential Lighting Design Guide and revise drawings to show compliance.