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Beam/ Top Chord Check Lumber: <br />Moment Demand <br /># of Attachment per Rafter N A = Span : Orientation <br />Lenght (ft) : <br />Dead Load Roof Material: Q D = 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 U W = <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 />C M = 1 Ct = 1 Cr= CF = fb = psi C fu =C i = <br />Breadth b = in <br />Depth d = in <br />Section Modulus Sx = bd 2 / 6 = in3 <br />Bending Stress Capacity Fb = CM * C t * Cr * C F * fb = psi Table 4.3.1 NDS 2015 <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 />TPO <br />0.499 <br />192 180 <br />1.6 2484 psi D+0.45W+0.75S 789 psi 0.32 OKAY <br />1.6 2484 psi D+0.45W+0.75Lr 789 psi 0.32 OKAY <br />1.6 2484 psi <br />0.530 <br />181 120 <br />1600 5.36 <br />0.6D+0.6W 1478 psi 0.60 OKAY <br />1.15 1785 psi D+S 851 psi 0.48 OKAY <br />OKAY <br />1.25 1941 psi D+Lr 856 psi 0.44 OKAY <br />DCR <br />0.9 1397 psi D 851 psi 0.61 <br />3.06 <br />1553 <br />CD Fb' = C D * F b ASD Load Ma / S x <br />2x4 <br />1.15 1.5 <br />8.00 <br />7.67 <br />8.00 <br />900 <br />1.50 <br />3.50 <br />217 <br />219 <br />217 <br />377 <br />201 <br />201 <br />0 <br />0.0 <br />0 <br />0.4 <br />0 <br />0 <br />0.0 <br />Portrait <br />0.4 <br />0.0 <br />Portrait <br />0 0.0 0.0 <br />AT (ft 2) <br />14.533 <br />6.85 <br />pd (lbs) <br />43.6 -583 <br />p w (lbs) ps (lbs) <br />0 <br />7.67 40 <br />0.0 0.0 0.0 0.0 <br />0 0.0 <br />Portrait <br />0 <br />0.0 20.55 -275 0 <br />0 0.0 <br />Portrait <br />0 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 />8.00 0.00 0.00 0.00 0.00 <br />Portrait <br />0 0.0 0.0 <br />10.00 <br />-40.10 <br />DF-L No. 2 <br />2 j lj (ft) pd,j  (lbs) pw,j  (lbs) ps,j  (lbs) <br />Portrait <br />1 1.3 43.6 -583 0.0 <br />6.7 43.6 -583 <br />0 0.0 <br />0 0.0 0.0 0 0.0 <br />ൌ ሺ െ ሻ െ െ െ <br />‐100.0 <br />0.0 <br />100.0 <br />200.0 <br />300.0 <br />400.0 <br />0.000 2.000 4.000 6.000 8.000 10.000 <br />2655 S Orange <br />Ave - 101111463 & <br />2017695708/17/22