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Design Build Services, Inc. <br /> Engineering and Construction Management <br /> 28119-120th St. S.E., Monroe,WA 98272 <br /> Phone/Fax#(360)793-9659 <br /> Project Information: Qgi-Keith Addition <br /> Foundation Analysis <br /> Allowable Bearing Pressure2000 psf <br /> Strip width Stem Height(up from ground) <br /> Strip Footings 12 in 2:0 ft <br /> DL+ Live Load Load Area Min. Footing Length <br /> DL LL SL DL+LL DL+SL .75(LL+SL) (Ib) (Ib) (sf) <br /> c1 877 - 1422 877 2299 1944 1422 2299 1.1 1.1 ft long <br /> c6 250 417` . 250 667 563 417 667 0.3 0.3 ft long <br /> C1-.$:-.:„.- 113 68 181 153 113 181 0.1 0.1 ft long <br /> Existing Footings. <br /> c19 '1121 , 1868 1121 2989 2522 1868 2989 1.5 1.5 ft long <br /> c20 . 2729 3714` 2729 6443 5515 3714 6443 3.2 3.2 ft long <br /> c21 1306 1781 1306 3087 2642 1781 3087 1.5 1.5 ft long <br /> DL+ Design <br /> Wall, DL Wall, LL Wall, SL DL+LL DL+SL .75(LL+SL) Live Load Wall Load Combined Pressure Strip Width <br /> Strip Footing w/Wall (Ib) (plf) (psf) DCR Min. Strip Widtl <br /> c1 244, • 406' 244 650 549 406 650 1005.5 0.5 6.0 in. <br /> c6 83 139' 83 222 187 139 222 326.3 0.2 2.0 in. <br /> c15 45 75 45 120 101 75 120 148.3 0.1 0.9 in. <br /> Existing Footings: <br /> c19 275. 374; 275 649 556 374 649 1116.0 0.6 6.7 in. <br /> c20 275 374 275 649 556 374 649 1577.5 0.8 9.5 in. <br /> c21 275 374 275 649 556 374 649 1094.3 0.5 6.6 in. <br /> 00 <br />