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1 <br /> Date :12/11/2020 <br /> Current Job Code:WILLIAMS,AL <br /> nr s 2 of 6 <br /> Engineering <br /> Roof Properties: <br /> Roof 1 <br /> Roof Type= Shingle <br /> Roof Pitch (deg)= 23 <br /> Mean Roof Height(ft) = 23 <br /> Attachment Trib Width (ft) = 3.3 <br /> Attachment Spacing(ft) = 4 <br /> Framing Type= Truss <br /> Framing Size= 2x4 <br /> Framing OC Spacing(in.) = 24 <br /> Section Thickness, b (in.) = 1.5 <br /> Section Depth, d (in.) = 3.5 <br /> Section Modulus,Sx(in.A3)= 3.1 <br /> Moment of Inertia, Ix(in.A4)= 5.4 <br /> Framing Span (ft) = 8 <br /> Deflection Limit D+L(in.) = 1.6 <br /> Deflection Limit S or W(in.)= 1.07 <br /> Attachments Pattern = Fully Staggered <br /> Framing Upgrade= Adequate <br /> Sister Size= NA <br /> Wood Species= DF#2 <br /> Wood Fb (psi)= 900 <br /> Wood Fv(psi)= 180 <br /> Wood E (psi)= 1600000 <br /> CD(Wind) = 1.6 <br /> CD(Snow)= 1.15 <br /> CAS= 1.00 <br /> CM=Ct=CL=C;= 1.0 <br /> CF= 1.5 <br /> Cf.= 1.00 <br /> Cr= 1.15 <br /> F'b_wind (psi)= 2484 <br /> F'b_snow(psi)= 1785 <br /> F'v_wind (psi)= 288 <br /> F'b_snow(psi)= 207 <br /> M_aI Iowa ble_wind (lb-ft) = 634 <br /> M_aI Iowa ble_snow(lb-ft) = 456 <br /> V_allowable_wind (Ibs) = 1008 <br /> V_aI Iowa ble_snow(Ibs) = 725 <br /> 1960 Chicago Ave,Suite D15,Riverside,CA 92507 <br /> www.currentrenewableseng.com I 951.254.5655 <br /> INTEGRITY I PROFESSIONALISM I CUSTOMER EXPERIENCE <br />