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4 <br />Construction to meet International Building Code 201Z <br />A. Live Loads <br />Roof / Snow Load — 25psf <br />Ni ind 110NIPH. Exp. ` C' <br />Seismic — Category D. <br />B. Soil and Foundation Data <br />f. Design bearing strength 200psf. Coefficient of friction 0.25. Passive <br />resistance = 300 pcf. <br />2. Carry all footings down to undisturbed soil, minimum depth =1'-6" <br />unless noted. <br />C. Concrete <br />I. Detail, fabricate, and place re -steel as shown in ACI " Manual of <br />Standard Practice" ACI 315. <br />2. Concrete of following 28 day test strength. <br />a. f'=3000 psi, 5-1/2 sack cement per cubic yard, ( no testing <br />required) <br />b. Precast walls f =3000 psi. <br />c. Maximum slump 4" <br />d. Reinforcing fy= 40,000 psi. <br />3. Cover (Clear Dimensions). <br />a. Exterior faces of walls 1-1/2". <br />b. Vertical faces exposed to earth 2". <br />c. Bottom of elevated slabs 1" clear. <br />4. Lap all field splices 30 diameters. Bend wall and footing bars 18" <br />around <br />all corners, or use corner bars. <br />5. Dowel all exterior projections to structure with #4 bars at 12" <br />hooked into wall. <br />6. Place no backfill against foundation walls until floors are in place. <br />7. Incorporate to calcium chloride admixtures where aluminum alloy <br />materials are embedded. <br />S. All wood forms used for concrete in the ground or between <br />foundation sills and the ground shall be removed. <br />D. Excavating and fill <br />1. Excavation and fill shall generally conform to IBC W2 Chapter <br />18A <br />and Appendix J IBC 2012. <br />2. Foundation, wall, and slab areas shall have all existing unsuitable <br />fill materials removed and disposed of off -site, and be excavated <br />down to suitable undisturbed native soils. <br />Excavated material may be used for fill if approved by Engineer or <br />Geotech. <br />NNLEHTINEN ENGINEERING <br />APPROVED er : <br />4 T20 Hoyt Ave. <br />SCALE: DRAWN BY <br />Everett, WA 98203 <br />DATE: (425) 212_2373 REVISED <br />NORI LAND �NTI�CT1t-I6 <br />C111'1 fn A T LT <br />NOTE.5 <br />DRAWING NUMBER <br />S ---2. <br />