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MAR -25-1997 12:04 RANKIN & RANKIN 9169239574 P.03 <br />RANKIN & RANKIN JOB <br />8655 WASHINGTON BLVD. SHEET NO OF <br />I" <br />ROSEVILLE, CALIFORNIA 95678 '-ALC- BY DATE <br />(916) 782-9001 CHECK. BY DATE <br />FOUNDATION DESIGN <br />FOOTINGS: 48 11 Round x 71- 611 Deep Conc. <br />Drilled Ft9. OR <br />48 11 Square x 61- 811 Deep Conc:. <br />Ftq. w/4-#615 Vertical Ea -Face <br />& #31s @12" O.C. Horizontal Ea. Face <br />MATERIALS OF CONSTRUCTION <br />1. Concrete: Fcl= 2,500 psi Q 28 days <br />2. Reinf; ASTM A615 GR- 40 <br />48 " SQUARE FOOTINGS <br />Tributary Area - 728 S.f. <br />Footing Area = 16 S.f. <br />Roof DL + LL Allow. Soil Brg. <br />P -DL 8(728)- 5,824 = 1000 + 20(6.67-1) <br />P -LL 16(728)m 11,648 2133 p,sf <br />17,472 <br />Soil Press. 17472/16.00= <br />Wind Uplift <br />P -up 0.020(728)= 14.3 k <br />P -DL -0.008(728)= -5.8 <br />8.5 k <br />Overturning <br />77 <br />v <br />3.00 <br />1,4,5 <br />1092 p5f O'X- <br />Wt. Of Fts = 0. 15 (16) (6.67) <br />16.0 k <br />0. K. <br />Wind <br />V= 21.30(3.00)(28.00)/1= 2.789,24 #/Col. <br />M =ft 1789.24(16.0)x: 28,628 <br />Seismic <br />V= 0,275(26)(28)(8)/1= 1601,60 #/Col. <br />+ 0.275 (2 6,1 (2 8) (0) /1 C <br />1601,60 #/Col. <br />M = 1601.60(16.0)=! 25,626 <br />Unbal . LL (16) (26) (z4)"2/2= <br />Req'd Ftg. Depth; 6.59 M= 40,768 14 <br />(See Computer Analysis Pg. Equiv. V= 2548 4/col. <br />