Laserfiche WebLink
Combinef'on Roof and Floor Beam( 2006 Intr, rational Buildinp <br />Cede (05 NDS)1 <br />Ver: 7.01.14 <br />By: Peter Chopelas , Chopelas 8 AF .c ^fates, Inc. on: 07-08.2011 : 3:21:51 <br />PM <br />Project: SAALA - Location: support header under floor (at deck below, <br />Summary: <br />3.5 IN x 9.25 IN x 7 0 FT / #2 - Douglas -Fir -Lerch - Dry Use <br />Section Adequate By: 59.7% Controlling Factor: Section Modulus / Depth <br />Required 7.32 In <br />Deflections: <br />Dead Load: <br />DLD= <br />0.03 <br />IN <br />Live Load: <br />LLD= <br />0.05 <br />IN = LH776 <br />Total Load: <br />TLD= <br />0.08 <br />IN = U1088 <br />Reactions (Each End): <br />rive Load: <br />LL-Rxn= <br />1132 <br />LB <br />Dead Load: <br />DL-Rxn= <br />716 <br />LB <br />Total Load: <br />TL-Rxn= <br />1848 <br />LB <br />Bearing Length Required (Beam only, support capacity not checked): <br />BL= <br />0.84 <br />IN <br />Beam Data: <br />Span: <br />L= <br />7.0 <br />FT <br />Maximum Unbraced Span: <br />Lu= <br />0.0 <br />FT <br />Live Load Deflect. Criteria: <br />L/ <br />360 <br />Total Lend Deflect. Criteria: <br />U <br />240 <br />Roof Loadinq: <br />Roof Live Load -Side One: <br />RLL1= <br />25.0 <br />PSF <br />Roof Dead Load -Side One: <br />RDL1= <br />10.0 <br />PSF <br />Roof Tributary Width -Side One: <br />RTW1= <br />2.0 <br />FT <br />Roof Live Load-Sidd Two: <br />RLL2= <br />25.0 <br />PSF <br />Roof Dead Load -Side Two: <br />RDL2= <br />10.0 <br />PSF <br />Roof Tributary Width -Side Two: <br />RTW2= <br />4.5 <br />F- <br />Roof Duration Factor: <br />Cd-roof= <br />1.15 <br />Floor Loadinq: <br />Floor Live Load -Side One: <br />FLL1= <br />30.0 <br />PSF <br />Floor Dead Load -Side One: <br />FDL1= <br />10.0 <br />PSF <br />Floor Tributary Width -Side One: <br />FTW1= <br />3.5 <br />FT <br />Floor Live Load -Side 1 we: <br />FLL2= <br />40.0 <br />PSF <br />Floor Dead Load -Side Two: <br />FDL2= <br />10.0 <br />PSF <br />Floor Tributary Width -Side Two: <br />FTW2= <br />1.4 <br />FT <br />Floor Duration Factor: <br />Cd-floor= <br />1.00 <br />Wall Load: <br />WALL= <br />80 <br />PLF <br />Be im Loads: <br />Roof Uniform Live Load: <br />wL-roof= <br />163 <br />PLF <br />Roof Uniform Dead Load (Adjusted for roof pitch): <br />wD-roof= <br />69 <br />PLF <br />Floor Uniform Live Load: <br />wL-floor- <br />161 <br />PLF <br />Floor Uniform Dead Load: <br />wD-floor- <br />49 <br />PLF <br />Beam Self Weiqht: <br />BSW= <br />7 <br />PLF <br />Combined Uniform Live Load: <br />wL= <br />324 <br />PLF <br />Combined Uniform Dead Load: <br />wD= <br />205 <br />PLF <br />Combined Uniform Total Load: <br />wT= <br />528 <br />PLF <br />Controllinq Total Desiqn Load: <br />wT-conl= <br />528 <br />PLF <br />Properties For: #2- Douglas -Fir -Larch <br />Bendinq Stress: <br />Fb= <br />900 <br />PSI <br />Shear Stress: <br />Fv= <br />180 <br />PSI <br />Modulus of Elasticity: <br />E= <br />1600000 <br />PSI <br />Adjusted Modulus of Elaslicily <br />E-Min= <br />580000 <br />PSI <br />Stress Perpendicular to Grain: <br />Fc_perp= <br />625 <br />PSI <br />Adjusted Properties <br />Fb' (Tension): <br />Fb'= <br />1242 <br />PSI <br />Adjustment Factors: Cd=1.15 CF=1.20 <br />Fv'; <br />Fv'= <br />207 <br />PSI <br />Adjustment Factors: Cd=1.15 <br />Design Requirements: <br />Controllinq Moment: <br />M= <br />3234 <br />FT -LB <br />3.5 ft from left support <br />Critical moment created by combining all dead and live loads. <br />Controllinq Shear: <br />V= <br />1442 <br />LB <br />At a distanced from support. <br />Critical shear created by combining all dead and live loads. <br />Comparisons With Required Sections: <br />Section Modulus (Moment): <br />Sreq= <br />31.25 <br />IN3 <br />S= <br />49.91 <br />IN3 <br />Area (Shear): <br />Area= <br />10.45 <br />IN2 <br />A= <br />32.38 <br />IN2 <br />Moment of Ineit;a (Deflection): <br />Iraq= <br />50.93 <br />IN4 <br />1= <br />230.84 <br />IN4 <br />