Laserfiche WebLink
Title Block Line 1 <br />Project Title: <br />Page 15 <br />You can change this area <br />Engineer: <br />using the "Settings" menu item <br />Project ID: <br />and then using the "Printing & <br />Project Descr: <br />Title Block" selection. <br />Title Block Line 6 <br />Printed: 18 APR 2020, 1:50PM <br />Wood Beam <br />DESCRIPTION: 2x12 roof joist <br />CODE REFERENCES <br />Calculations per NDS 2015, IBC 2015, CBC 2016, ASCE 7-10 <br />Load Combination Set: ASCE 7-10 <br />Material Properties <br />Analysis Method: Allowable Stress Design <br />Fb + <br />1350 psi <br />E: Modulus of Elasticity <br />Load Combination ASCE 7-10 <br />Fb - <br />1350 psi <br />Ebend- xx <br />1600 ksi <br />Fc - Prll <br />925 psi <br />Eminbend - xx <br />580 ksi <br />Wood Species Douglas Fir - Larch <br />Fe - Perp <br />625 psi <br />Wood Grade : No.1 <br />Fv <br />170 psi <br />Ft <br />675 psi <br />Density <br />31.21 pcf <br />Beam Bracing Beam is Fully Braced against lateral -torsional buckling <br />D(0.12) <br />D(0.047) <br />D(0.024) Lr(0.05) <br />2x12 <br />Span = 2020 ft <br />)plied Loads Service loads entered. Load Factors will be applied for calculations. <br />Point Load : D = 0.120 k @ 3.20 ft <br />Uniform Load : D = 0.0240, Lr = 0.050, Tributary Width =1.0 ft <br />Point Load : D = 0.0470 k @ 15.0 ft <br />DESIGN SUMMARY <br />• <br />Maximum Bending Stress Ratio = <br />0.9191 Maximum Shear Stress Ratio = <br />0.333 : 1 <br />Section used for this span <br />2x12 <br />Section used for this span <br />2x12 <br />= <br />1,550.74psi <br />= <br />70.67 psi <br />= <br />1,687.50psi <br />= <br />212.50 psi <br />Load Combination <br />+D+Lr+H <br />Load Combination <br />+D+Lr+H <br />Location of maximum on span = <br />10.026ft <br />Location of maximum on span = <br />0.000 ft <br />Span # where maximum occurs = <br />Span # 1 <br />Span # where maximum occurs = <br />Span # 1 <br />Maximum Deflection <br />Max Downward Transient Deflection <br />0.662 in Ratio = <br />366>=360 <br />Max Upward Transient Deflection <br />0.000 in Ratio = <br />0 <360 <br />Max Downward Total Deflection <br />1.072 in Ratio = <br />226>=180 <br />Max Upward Total Deflection <br />0.000 in Ratio = <br />0 <180 <br />Maximum Forces & Stresses for Load Combinations <br />Load Combination <br />Max Stress Ratios <br />Moment Values <br />Shear Values <br />Segment Length <br />Span # <br />M <br />V <br />Cd <br />C FN <br />C i <br />Cr <br />C m <br />C t <br />C L <br />M <br />fb <br />Fb <br />V <br />fv <br />Fv <br />+D+H <br />0.00 <br />0.00 <br />0.00 <br />0.00 <br />Length = 20.20 ft <br />1 <br />0.480 <br />0.194 <br />0.90 <br />1.000 <br />1.00 <br />1.00 <br />1.00 <br />1.00 <br />1.00 <br />1.54 <br />583.80 <br />1215.00 <br />0.33 <br />29.71 <br />153.00 <br />+D+L+H <br />1.000 <br />1.00 <br />1.00 <br />1.00 <br />1.00 <br />1.00 <br />0.00 <br />0.00 <br />0.00 <br />0.00 <br />Length = 20.20 ft <br />1 <br />0.432 <br />0.175 <br />1.00 <br />1.000 <br />1.00 <br />1.00 <br />1.00 <br />1.00 <br />1.00 <br />1.54 <br />583.80 <br />1350.00 <br />0.33 <br />29.71 <br />170.00 <br />+D+Lr+H <br />1.000 <br />1.00 <br />1.00 <br />1.00 <br />1.00 <br />1.00 <br />0.00 <br />0.00 <br />0.00 <br />0.00 <br />Length = 20.20 ft <br />1 <br />0.919 <br />0.333 <br />1.25 <br />1.000 <br />1.00 <br />1.00 <br />1.00 <br />1.00 <br />1.00 <br />4.09 <br />1,550.74 <br />1687.50 <br />0.80 <br />70.67 <br />212.50 <br />+D+S+H <br />1.000 <br />1.00 <br />1.00 <br />1.00 <br />1.00 <br />1.00 <br />0.00 <br />0.00 <br />0.00 <br />0.00 <br />Length = 20.20 ft <br />1 <br />0.376 <br />0.152 <br />1.15 <br />1.000 <br />1.00 <br />1.00 <br />1.00 <br />1.00 <br />1.00 <br />1.54 <br />583.80 <br />1552.50 <br />0.33 <br />29.71 <br />195.50 <br />+D+0.750Lr+0.750L+H <br />1.000 <br />1.00 <br />1.00 <br />1.00 <br />1.00 <br />1.00 <br />0.00 <br />0.00 <br />0.00 <br />0.00 <br />Length = 20.20 ft <br />1 <br />0.776 <br />0.284 <br />1.25 <br />1.000 <br />1.00 <br />1.00 <br />1.00 <br />1.00 <br />1.00 <br />3.45 <br />1,308.96 <br />1687.50 <br />0.68 <br />60.43 <br />212.50 <br />+D+0.750L+0.750S+H <br />1.000 <br />1.00 <br />1.00 <br />1.00 <br />1.00 <br />1.00 <br />0.00 <br />0.00 <br />0.00 <br />0.00 <br />Length = 20.20 ft <br />1 <br />0.376 <br />0.152 <br />1.15 <br />1.000 <br />1.00 <br />1.00 <br />1.00 <br />1.00 <br />1.00 <br />1.54 <br />583.80 <br />1552.50 <br />0.33 <br />29.71 <br />195.50 <br />