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Beam/ Top Chord Check Lumber: <br />Moment Demand <br /># of Attachment per Rafter NA =Span :Orientation <br />Lenght (ft) : <br />Dead Load Roof Material:QD =psf <br />Live Load QLr =psf <br />Wind Load p = psf <br />Snow Load QS =psf <br />Rafter Spacing s = in <br />Wind Load, Portrait Portrait UL = <br />Wind Load, Landscape Landscape UW = <br />Linear Dead Load wd =plf <br />Live Load wLr = plf Start ft Start ft <br />End ft End ft <br />Snow Load ws = plf Start ft Start ft <br />End ft End ft <br />Ma, Moment <br />D lb-ft <br />D+Lr lb-ft <br />D+S lb-ft <br />0.6D+0.6W lb-ft <br />D+0.45W+0.75Lr lb-ft <br />D+0.45W+0.75S lb-ft <br />Moment Capacity Framing Member Size Lumber Grade : DF-L No. 2 <br />CM = 1 Ct = 1 Cr= CF = fb =psi Cfu =Ci = <br />Breadth b = in <br />Depth d = in <br />Section Modulus Sx = bd2 / 6 =in3 <br />Bending Stress Capacity Fb <br /> = CM * Ct * Cr * CF * fb =psi Table 4.3.1 NDS 2018 <br />Deflection Limit E = ksi I =in4 <br />Transient Deflection in <br />Transient Deflection Allowed > [OKAY] <br />Total Deflection in <br />Total Deflection Allowed > [OKAY] <br />1.0 1 <br />20 <br />0.00 <br />24 <br />Comp <br />0.629 <br />224 180 <br />1.6 2153 psi D+0.45W+0.75S 762 psi 0.35 OKAY <br />1.6 2153 psi D+0.45W+0.75L 762 psi 0.35 OKAY <br />1.6 2153 psi <br />0.689 <br />205 120 <br />1600 20.80 <br />0.6D+0.6W 1555 psi 0.72 OKAY <br />1.15 1547 psi D+S 745 psi 0.48 OKAY <br />OKAY <br />1.25 1682 psi D+Lr 909 psi 0.54 OKAY <br />DCR <br />0.9 1211 psi D 745 psi 0.62 <br />7.56 <br />1346 <br />CD Fb' = CD * Fb ASD Load Ma / Sx <br />2x6 <br />1.15 1.3 <br />12.75 <br />9.65 <br />12.75 <br />900 <br />1.50 <br />5.50 <br />469 <br />573 <br />469 <br />980 <br />480 <br />480 <br />0 <br />0.0 <br />0 <br />4 <br />0 <br />0 <br />0.0 <br />Portrait <br />4 <br />0.0Portrait0 0.0 0.0 <br />AT (ft2) <br />11.3 <br />7.4417 <br />pd (lbs) <br />33.9 -528 <br />pw (lbs) ps (lbs) <br />0 <br />9.6540 <br />0.0 0.0 0.0 0.0 <br />0 0.0Portrait0 <br />0.022.325 -348 0 <br />0 0.0Portrait0 0.0 0.0 0 <br />0.0 <br />20 <br />1 2 3 4 Eave <br />2 <br />0.0 <br />0.0 0.0 0.0 <br />0.0 <br />0 0.0 0.0 0.0 0.0 <br />0 0.0 0.0 0.0 <br />0.0 <br />0 0.0 0.0 <br />0.0 <br />11.75 0.00 0.00 0.00 1.00 <br />Portrait 0 0.0 0.0 <br />10.00 <br />-46.75 <br />DF-L No. 2 <br />2 j lj (ft)pd,j (lbs) pw,j (lbs) ps,j (lbs) <br />Portrait 1 4.7 33.9 -528 0.0 <br />8.9 33.9 -528 <br />0 0.0 <br />0 0.0 0.0 0 0.0 <br />𝑴𝒙 𝑹𝒊𝒙 𝑳𝒊 𝑷𝒋𝒙 𝒍𝒋 <br />𝒘𝒅𝒙𝟐 <br />𝟐 <br />‐200.0 <br />0.0 <br />200.0 <br />400.0 <br />600.0 <br />800.0 <br />1000.0 <br />1200.0 <br />0.000 2.000 4.000 6.000 8.000 10.000 12.000 14.000 <br />517 N Rosita St <br />9/30/2024