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CONCRETE: <br /> All foundation wall and footing concrete shall develop a minimum compressive <br /> strength of 2000 psi at 28 days, <br /> All concrete stabs shall develop a minimum compressive strength of 3000 psi <br /> at 28 days. <br /> Concrete forms, shoring and pouring methods shall conform to current A.C.I. <br /> standards. <br /> Backfill shall not be placed against basements retaining walls until: <br /> Q. Concrete or masonry grout has reached its 28 day strength. <br /> b. Structural floor framing (including sub-floor) required to stabilize <br /> walls is complete and fully nailed and anchored. <br /> CONCRETE: <br /> All reinforcing steel shall be deformed steel bar conforming to ASTM A615 <br /> and GRADE 40, <br /> Alt reinforcing steel shalt be manufactured detailed, fabricated and placed <br /> in according with ACI 3188, ACI 315R and ACI SP 66. <br /> Welding wire fabric shall conform to ASTM A185, in as long a length as is <br /> Practicable, Welded wire fabric shall be lapped at least on grid <br /> width plus 2'. <br /> Reinforcement shall be bent cold and shall not be welded. <br /> SPLICES: <br /> Reinforcement in concrete and masonry shall have lap lengths as follows, <br /> unless otherwise specified on drawings: <br /> BAR SIZE: IN CONCRETE: IN MASONRY: <br /> #3 1'-6" 2'-0" <br /> #4 2'-0" 2'-6" <br /> #5 2'-6" 3'-0° <br /> PLACEMENT: <br /> Reinforcement shall be accurately placed and supported by concrete, <br /> metal, or other approved spacers or ties, and secured <br /> against displacement during concrete of grout placement, <br /> Except where otherwise noted reinforcement shall have concrete <br /> cover as follows; <br /> a. Concrete deposited against earth 3" <br /> b. Formed concrete against earth 2" <br /> C. Exterior faces of watts 2" <br /> d. Interior faces of walls 3/4' <br /> e. To top of slabs on grade 3/4" <br /> EOF <br /> GENERAL 2516 TAYLOR DR TAX PARCELL # WORDEN RESIDENCE <br /> 2516 TAYLOR DR <br /> NOTES EVERETT, WA. 98203 ooa,�0002ooso, EVERETT, WA. 98203 <br />