Laserfiche WebLink
Date:09-Nov-19 <br /> STARK W Foundation Underpinning Designed by:NDS <br /> FOUNDATIONS ^a 111880thStSW <br /> 0 Everett,Washington <br /> a <br /> Project No.: 19.151.RFS <br /> Design Criteria <br /> Code(s): <br /> International Building Code(IBC)2012/2015 <br /> ASCE 7-10 <br /> Design Loads: <br /> Dead: Soil: <br /> Roof= 15 psf Allow Lateral Bearing Pressure= 100 psf/ft <br /> Chimney= 45 psf Active Pressure= 60 psf/ft <br /> Third Floor= 15 psf <br /> Second Floor= 15 psf <br /> First Floor= 15 psf <br /> Walls= 8 psf(siding) <br /> 8"Foundation Wall= 100 psf <br /> Soil= 110 psf <br /> Live: <br /> Roof(snow)= 10 psf <br /> Third Floor= 40 psf <br /> Second Floor= 40 psf <br /> First Floor= 40 psf <br /> Wind:(not applicable) <br /> Exposure= C Risk Category= II <br /> Wind Speed,V= 120 mph Kn= 1.0 <br /> Gust Effect Factor,G= 0.85 Ka= 0.85 <br /> Internal Pressure Coefficient,GC5= -0.18 Kz= 0.98 <br /> External Pressure Coefficient,Cp= 0.8 Height,hz= 30 ft <br /> Design Wind Pressure: Design Load Combo=D+0.6W <br /> where: pw=qz(GCp-GCpi) U)=0.6 <br /> qz=0.00256 Kz Kn Kd V2 <br /> Therefore: <br /> qz= 30.7 psf <br /> pw= 26.4 psf <br /> Factored Wind Pressure,p'w= 15.8 psf(say 16 psf) <br />