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FOUND~TzON 1. Footings shall hear on firm undisturbed soil. 2. Fills to be used to support footings shall be engineered (report required) or shall be concrete. OUBC 2903-a 3. Foundation sections 12"/15"/18" wide, 6"/7"/8" thick and 12"/18"/24" depth below natural grade and finish grade are required. OUBC Table 29-a 4. Maximum slopes for unstabilized cuts and fills are 2 horizontal to 1 vertical. OUBC 2903-(a) ~ Provide underfloor vents of 1 sq. ft. per 150 sq. ft. of underfloor area. Openings shall be as close to corners as practical and provide cross ventilation. OUBC 2516(o)-6 6. Provide underfloor drainage of space is subject to ~otential storm or groundwater accumulation. OUBC 2910 7. Provide reinforcement for concrete walls over 4' in height, min. #4 bar spaced: horiz, c.c. vert. c.c. Bars shall be continuous with overlap of min. 10 diameters. One bar 4" from bottom and one 4" from top of fo~-~dation wall. 8. Extend ~" sill bolts, min. 7" into con- crete. Space max. 6' c.c. and within 12" of ends. 9. Provide min. 15" x 24" access to crawl space, located not over 20' from plum~ing cleanouts (OUPC 406-g) or furnace (OUMC 804-b). Pipes, ducts and other nonstructural construction shall not interfere with ac- cessability to or within the crawl space. OUBC 2517(c)2 10. Vapor barriers shall be installed on the fround in crawl spaces and on the warm side of exterior walls. OUBC 5303 (f) 1.d. o The required clearance for wood members ve grade is 6" for mudsills, 12" for ~irders and 18" for joists. OUBC 2517-c 12. Ail posts to be mounted on approved ~u~gr~.s~ OUBC 2517 (c) 4 CONSTRUCTION REQUIREMENTS ~. Cross bridge or solid block 2" floor joists over 12" in depth every 18' and solid block at supports. 14. Fire block studwalls and partitions (including furred spaces) at floor, ceiling, soffit and at mid height and along stair stringers. Draft stops shall be provided in the following locations. (1) in the concealed space of a floor ceiling assembly in a single family dwelling dividing the area in to ~qual spaces not over 1000 sq. ft. (2) Draft stops shall be installed in the attics, mansards, overhangs and similar con- cealed spaces of buildings containing more than one dwelling unit. Such draft stops shall be above and in line with walls separating tenant s~aces from each other. OUBC 2516 15. Garage door header shall be min. D.F. #2 with double cripples. 16. Use header, beam or rafter sizes noted On the plans. Trusses shall be en~inee~ approved. 18. A ridge board not less in depth than the cut end of the rafter is required. It shall be a vertical load bearing member when roof slope is less than 3" in 12". OUBC 2518 (h)-3 19. Rafter ties spaced max. 4' c.c. are re- quired immediately above ceiling joists which are no~ parallel to the rafters. OUBC 2518 (h.).-4__ 20. Roof purlins must not be smaller than the rafters they support. The max. span for 2 x 4/ £ x 6 roof purlins is 4' & 6'. For purlin sup- ports provide struts, not smaller than ~ ~ 4 with an unbraced length not over 8' and not flatter than 45 degrees to the horizontal to bearin~ wall or partitions. OURC 2518 21. Ail weather exposed plywood shall be EXTERIOR type and at least C-C grade. Attention: Roof overhanfS.~ .... reProvide screened attic vents with a net e area of t/150 of the attic area (or 1/300 if half is along eaves and the balance at least 3' hi~her).' p_UBC 3205-c 23. Roof shall be sloped for drainage. Valleys shall be supported (flat valleys prohibited.) Shingles (any kind) shall not be installed on a slope of less than 4" in 1~". Composition shingles require a 15 pound asphalt felt base sheet. Chapt~ 32. 24. Provide min. one hour fire separation be- tween garage and house. Separation shall ex- tend to roof line or across ceiling and re- maining bearing walls. Use min. 1 3/8" solid core door. OUBC 503 (d) exce~.gn 4. under stairs shall Enclosed.usable space provided w=th one hour protection on the enclosedside. OUBC 26. ~lements of appliances which create a glow, spark of flame shall be located a min. of 1~" above garage floor. OUMC 508 27. Appliances subject to mechanical damage shall be guarded bg a protective barrier. OUBC 508 28. Clothes dryer located in an area that is habitable or containing other fuel burning pliances shall be exhausted to the outside. OUMC 1903 uCt kitchen outside via metal Vent fan to ~ In bathrooms, water closet compartments, laundry rooms and similar rooms, a mechanical ventilation system connected directly to the outside, capable of five air changes per hour shall be provided where there are no openable windows. OUBC 1205-a Provide all habitable with outside rooms windows with net areas of not less than 1/!0 of floor areas nor i0 sq. ft. Every sleeping room shall have an exterior door or not less than 5.7 sq. ft. of openable window. The min. net clear opening height shall be 24 inches. The min. net clear opening width shall be 20 inches. The finished sill height shall be not more than 44 inches. OU~C 1~04 and 1205(a) 32. Windows between the carport and the dwel- ling shall not be openable. OUBC 1214 33. Provide at least one 36" swinging {exit) door. OUBC 3303(e)