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Home My WebLink About161494_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: 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 Building Code (CBC); MC = 2010 California Mechanical Code; PC = 2010 California Plumbing Code; EC = 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 2007 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. 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). -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 scopeFor roof covering specify:Roof coverings shall have at least a Class "C" rating. (1505)Show the location(s) of hard-wired smoke detector(s) with a battery back up in each sleeping room and at a point centrally located in the corridor or area giving access to each sleeping area. A detector shall be located at each story and basement, on the upper level of split level stories, and both levels if sleeping area is on lower level; a detector shall be located in close proximity to the stairway when sleeping rooms are on the upper level. (Battery-operated smoke detectors are permitted in existing construction only.) Refer to CBC Section 907.2.10 and the CA Fire Code. Show location(s) and provide typical construction details for fire blocks and draft stops in combustible construction in accordance with CBC Section 717. Provide fire blocking in concealed spaces of stud walls and partitions, including furred spaces at the ceiling. Show attic ventilation type, size, and location. The required ventilation area ratio is 1/150 of attic area or 1/300 of attic area, with required vapor retarder, if at least half of the vent area is provided by ventilators located more than 3 feet above eave vents providing the remaining portion of the vent area. Openings shall have ¼ inch corrosion resistant metal mesh covering. (1203.2) For fireplace/chimney specify the following: -Provide complete detail for chimney extension and provide calculations for design and justification. - Anchor chimney to floor and roof/ceiling joists. Reinforce masonry chimney per Sections 2111 and 2113. - Spark arrestor required. (2113.9.1) - Foundation Plan for fireplace.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 (A106.1): - 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 Show location of 20 x 30 inch attic access with 30-inch minimum headroom. (1209.2) Show how dwelling is provided with comfort heating facilities capable of maintaining a room temperature of 68oF at a point of 3 feet above the floor in all habitable rooms. (1204) Clarify location on the drawings and modify Energy calculations when ductless heater is installed.City of Santa Ana Building Safety Division policy on when foundation and soils investigation shall be required. The purpose of this policy is to provide an alternative for designing small projects, as well as to provide consistency. -Revise structural calculations for minimum foundation/footing design requirements for small projects. - 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 1805.4.2 of the 2007 CBC.Specify Hanger type and number for detail # 5 on sheet S-1. On the drawings, provide Nailing Schedule complying with CBC Table 2304.9.1.Call out foundation bolt size (5/8” minimum diameter) and spacing on foundation plan. The foundation bolts shall be 5/8 inch minimum diameter embedded at least 7 inches into the concrete or masonry foundation spaced not more than 6 feet apart. (2308.6) Provide a minimum of two No. 4 bars at top and at bottom of continuous footing. (A104.1) Show location of existing shear wall between house and existing garage when existing exterior wall is modified. Provide complete detail for area shown in Section A-A. 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, T2306.4.1, T2305.3.4, 2505) Revise structural calculations to show compliance with Table 2306.4.1 for shear wall ratio of 2:1. For design to resist seismic forces, shear wall height-width ratios greater than 2:1, but not exceeding 3½:1, are permitted provided the allowable shear values in Table 2306.4.1 are multiplied by 2w/h. CBC Table 2305.3.4. Check shear wall # 12 at 2’.6” Note on the plans that foundation anchor bolts in walls shall have an approved plate washer under each nut; and the nuts shall be tightened just prior to covering the wall framing. Plate washers a minimum of 3 inch by 3 inch by 0.229 inch thick shall be used on each bolt. (1805.6, 2305.3.11 and 2308.6) Detail the shear transfer connections which transfer lateral forces from horizontal diaphragms through intermediate elements and shear walls to the foundation. (1603)Specify special inspection for shear wall/roof diaphragm when nailing is spaced at 4 inches or less and call 3xmember when required.