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AXIAL <br />ENGINEERING <br />GROUP, INC. <br />SHEET: <br />DATE:10/25/2012 <br />PROJECr: CATALINA <br />7251 OWENSMOUTH AVE. #4 STRUCTURAL & CIVIL DESIGN <br />CANOGA PARK, CA 91303 <br />TEL: (818) 902-0200 FAX: (818) 902-0232 EMAIL: info@aeg-inc.net <br />JOB No:212-013 <br />ENGR: LQ <br />FOUNDATION DESIGN <br />Soil Bearing Pressure:1500 psf <br />Width of(N) footing:12 in <br />=>Capacity =[(1500 psf) x (12 in) / (12 in)] = <br />Maximum uniform load on (N) footing @ shearline: <br />1500 #/' <br />SW6.4 <br />Roof Weight (DL): 18 psf <br />Roof Weight (LL): 20 psf <br />Wall Weight:16 psf <br />Plate Height:11 ft <br />Tributary Width:32 ft <br />Roof =[(32 ft) x ((18 psf) + (20 psf))] =1216 #/' <br />Wall =[(11 ft) x (16 psf)] =176 #/' <br />1392 #t < 1500 #/' <br />=> 12" wide footing OK <br />Capacity of concentrated load on 12" wide continuous footing: <br />Depth 18 in <br />Width 18 in <br />Cover 3.5 in <br />P = [(18 in + 18 in + 4 in)/ 12 in] * (12 in/12 in) * 2 ksf =4.94 Kips