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HomeMy WebLinkAbout172640_2_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: 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). 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. -Public Works Agency approval (647-5039). Provide an Index of drawings on cover sheet. Provide building information on plans: - Occupancy type: R3 / U - Construction type: Type V – B - Fire sprinklered: Yes / No - Fire sprinkler type:(where applicable)Provide complete project description with detailed description of scope of work.Note on the Drawings: - Number of stories: - Existing building area: - New building area: - Area of existing garage: - Area of new garage: 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) - 2010 California Green Building Standards Code (CGBS) or CALGreen - 2010 California Energy Code (CEnC) - City of Santa Ana Municipal Code Provide and show on the plans, house street number visible and legible from street. (Minimum 4”High x 1” Wide) CRC R319 Provide existing and proposed contours/spot elevations to indicate general site slope and drainage pattern. (CBC 107) Lots shall be graded to drain surface water away from foundation walls. The grade shall fall a minimum of 6 inches within the first 10 feet. (CRC R401.3)Plans shall be drawn to scale and dimensioned for all new and remodeled areas.Provide wall legend to distinguish between new / existing / demo walls.Provide window and door schedule. Callout sizes and types of openings and if new or existing.Basements, habitable attics, and 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 and shall open directly into a public street, alley, yard, or exit court. (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. Show location of heating equipment on the plans. (CRC R303.8)Indicate detail and section references as to their appropriate location on plan views. (106.3 and 107)For an FAU located in the attic provide a minimum access of 22 x 30 inches, a 24-inch wide walkway, a 30-inch deep work platform, and electric light outlet adjacent to the furnace and switched by the opening. (CMC 904.11 & 305)Shower compartments and walls above bathtubs with shower heads installed shall be finished with a smooth, nonabsorbent surface to a height of not less than 72” above the floor. (CRC R307.2)For each enclosed attic space with a maximum vertical height greater than 30 inches, provide a minimum of 22 x 30 inches attic access. (CRC R807.1) Bathroom or service room minimum window areas shall not be less than 3 square feet and 50% openable or, provide a mechanical ventilation system exhausted to the outside capable of providing 50 cubic feet per minute for intermittent ventilation 25 cubic feet per minute for continuous ventilation. (CRC R303.3) 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) Bathrooms, laundry rooms, water closet compartments and similar rooms shall be mechanically ventilated in accordance with the CMC.Provide detail of roof construction assembly. (CRC 902.1) Specify ICC approval number and weight per square foot for tile and special roof coverings. (CRC R905.3.4 and R905.3.5) Provide cross ventilation for attic and each enclosed rafter space as specified in CRC Section R806. Callout attic vent locations, sizes and types on plans. Provide attic ventilation calculation to show minimum ventilation is provided. (CRC R806.2)The total net free ventilating area shall not be less than 1/150or 1/300 when a Class I or II vapor barrier is installed on the warm-in-winter side of the ceiling. (CRC R806.2) The total net free ventilating area shall not be less than 1/300 when at least 50% and not more than 80% of the required ventilating area is provided by ventilators located in the upper portion of the space to be ventilated at least 3 feet above the eave or cornice vents with the balance of the required ventilation provided by eave or cornice vents. Show high/low vent locations on plans. (CRC R806.2)Unvented attic assemblies shall comply with CRC R806.4. Provide detail at eave vents to show a minimum 1” space between the insulation and bottom of the roof sheathing. (CRC R806.3) Show a 7' minimum ceiling height for habitable rooms, hallways, bathrooms, toilet & laundry rooms, and basements containing these spaces. (CRC R305.1) Submit an interior finish schedule (specify fasteners, fastener spacing, coating thickness, number of coats, etc) complying with the requirements of CRC R702. Show exterior wall construction assembly. A minimum of one layer of No. 15 asphalt felt, free from holes and breaks, complying with ASTM D 226 for Type 1 felt shall be applied over studs of all exterior walls. Specify that two layers of Grade D or 60 minute Grade D paper shall be applied over all wood base sheathing. (CRC R703.2) Specify a minimum 0.019” (No. 26 galvanized sheet gage) corrosion-resistant or plastic weep screed located below foundation plate line and 4 inches above grade on all exterior stud walls or 2-inches above paved areas. (CRC R703.6.2.1) Submit engineering calculations for vertical and lateral loads prepared by a registered Civil, Structural Engineer or Architect. Additional Structural Corrections may apply. On the drawings, provide Nailing Schedule in conformance with CRC Table R602.3(1). Minimum 3000 psi concrete is required for basement and foundation walls in SDC D0, D1 and D2. (CRC R404.1.2.3.1) Add note on foundation plan: All hold downs must be tied in place prior to foundation inspection. 3”x3”x.229” steel plate washers are required on all anchor bolts in a braced wall line. (CRC R403.1.6.1)For plywood roof/floor diaphragm specify thickness, grade, T&G edges, panel span rating, nailing schedule and panel layout pattern. (CBC 2305, T2305.2.3, 2306.3, T2306.3.1, and T2306.3.2)Provide diaphragm chord connection details addressing both tension and compression loading.Specify size, spacing, ICBO number and manufacturer of power driven pins (not permitted on perimeter footings). (2308.6) Provide a minimum of two No. 4 bars at top and at bottom of continuous footing. Revise footing detail to show bottom rebar at least 3” CLEAR from ground below. (1907.5) Show minimum 18-inch underfloor clearance from grade to bottom of floor joists and minimum 12-inch clearance to bottom of girders. (2304.11.2.1) Specify that foundation sills shall be pressure-treated or foundation grade Redwood. (2304.11.2.2) Provide a weep screed for stucco at the foundation plate line a minimum of 4 inches above the earth or 2 inches above paved areas. (2512.1.2) Show location of underfloor access crawl hole (18 x 24 inches). (CRC R408.4) Structural framing not using Conventional Light-Frame Construction Provisions of CRC requires the plans and calculations to be signed and sealed by an architect or civil/structural engineer. (CBC 107.3.4) Cross reference all calculations for joists, beams, shear walls, etc., to framing/floor plans. 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) 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) - Other methods may be used provided a satisfactory engineering and/or architectural design is submitted.All wood framing members that rest on concrete or masonry exterior foundation walls and are less than 8” to the exposed ground shall be pressure treated or naturally durable to decay. (CRC R317.1 (2)) Note on plans that “Field-cutting ends, notches and drilled holes of preservative-treated wood shall be treated in the field in accordance with AWPA M4”. (CRC R317-1.1) Clearly identify all design assumptions & load criteria on the plans. As a minimum: - Dead Loads of roof/ceiling, floors, exterior/interior walls (R301.2.2.2.1); - Live Loads for roof, attics with limited storage, attics without storage, habitable attics and attics served with fixed stairs, floors, and balconies/decks, and stairs per Tables R301.5 & R301.6; - Wind Loads per Section R301.2.1and wind exposures per Section R301.2.1.5; - Seismic Loads per Section R301.2.2; - Local Jurisdiction Design Criteria per Table R301.2(1)Revise framing plans to indicate insulation for walls R=13, ceiling R=30, and raise floor R=19 climate zone 8. (2008 CESC 150) Provide anchorage details for FAU units. (CMC 303.4) For an FAU located in the attic provide a minimum access of 22 x 30 inches, a 24-inch wide walkway, a 30-inch deep work platform, and electric light outlet adjacent to the furnace and switched by the opening. (CMC 904.11 & 305) Show 22 x 30 inch clear access to the furnace. Provide a maximum of 20 feet from opening to furnace. (CMC 904) Revise plans to indicate how separate combustion air is provided for FAU located in attic. (CMC 701.3) A dryer compartment shall be provided with a minimum opening of 100 square inches for makeup air in the door or by other approved means. (CMC 504.3.2) Note on the plans: "An approved backwater valve is required for drainage piping serving fixtures located below the elevation of the next upstream manhole cover. Fixtures above such elevation shall not discharge through the backwater valve. Clean outs for drains that pass through a back water valve shall be clearly identified with a permanent label stating “backwater valve downstream." (CPC 710.1) Bathtub and shower floors and walls above bathtubs with installed shower head and in shower compartments shall be finished with a nonabsorbent surface. Such wall surface shall extend to a height of not less than 6’ above the floor. (CRC R307.2) Provide a minimum of 18 inches high platform for water heater and FAU or other gas appliance located in the garage. (CMC 307.1) Provide water heater anchor straps within the upper and lower 1/3. (CPC 508.2) Specify that Ground Circuit Interrupter (GFI) outlets shall be provided in bathrooms, garages, basements, crawl spaces, outside, and at all kitchen counters and islands. (CEC 210.8(A)) Provide an electrical floor plan showing location of receptacle and lighting outlets. (CEC 210.52(A-H) & 210.70) Provide panel schedule and load calculations in accordance with CEC Article 220. Revise electrical plans to show receptacle outlets so that no point along the wall is further than 6 feet from an outlet. (CEC 210.52(A)) All power and lighting outlets in family rooms, parlors, libraries, dens, bedrooms, sunrooms, recreation rooms, hallways and similar areas are to be protected by a “combination AFCI breaker”. Kitchens, bathrooms, and basements are exempt from this requirement. (CEC 210.12(B)) Bathrooms and powder rooms are required to have at least one GFI receptacle outlet within 36 inches of each lavatory. (CEC 210.52(D)) At least one outlet to be installed at the front and rear of each dwelling unit. (CEC 210.52(E)) Hallways longer than 10 feet are required to have at least one receptacle outlet. (CEC 210.52(H)) Provide an exterior light at all exterior doors switched by the door. (CEC 210.70(A)) Any fixed appliance such as disposal, dishwasher, clothes washer, dryer, built-in heaters, or any other fixed appliance with 1/4 H.P. motor or larger, shall be on a separate #12 AWG wire branch circuit. Each dwelling unit shall have installed therein an individual disposal circuit supplied with minimum #12 AWG wire and a 15 AMP indicating-type switch. (CEC 210.23 & 220) Please see additional corrections on plan and calculation. Additional correction may follow when revised plan resubmitted.