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CONTINUOUS FOOTING DESIGN <br />Roof dead load, RDL =13 psf Floor dead load, FDL=16 psf <br />Roof live load, RLL =20 psf Floor live load, FLL=40 psf <br />Ceiling dead load, CDL=5 psf Wall dead load, WDL=15 psf <br />Ceiling live load, CLL=10 psf <br />Tributary roof width, TRW=0.0 /2 =0 ft Tributary floor width, TFW=15.0 /2 =7.5 ft <br />Tributary ceiling width, TCW=0.0 /2 =0 ft Wall height, H=8 ft <br />Allowable pressure, AP=1000 psf <br />Total Weight, Wt=(RDL+RLL)*TRW + (CDL+CLL)*TCW + (FDL+FLL)*TFW +WDL*H=540.0 plf <br />Use footing width, FTGw =12 in =1 ft <br />Use footing depth, FTGd =12 in =1 ft <br />Rebars:2 - #4 at top and bottom <br />Design pressure, DP =Wt / FTGw =540.0 psf <1000 psf; OK <br />Tributary roof width, TRW=0.0 /2 =0 ft Tributary floor width, TFW=15.0 /2 =7.5 ft <br />Tributary ceiling width, TCW=0.0 /2 =0 ft Wall height, H=8 ft <br />Allowable pressure, AP=1000 psf <br />Total Weight, Wt=(RDL+RLL)*TRW + (CDL+CLL)*TCW + (FDL+FLL)*TFW +WDL*H=540.0 plf <br />Use footing width, FTGw =12 in =1 ft <br />Use footing depth, FTGd =12 in =1 ft <br />Rebars:2 - #4 at top and bottom <br />Design pressure, DP =Wt / FTGw =540.0 psf <1000 psf; OK