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MONTE CLARK ENGINEERING Title: Job# <br /> 53 WAGON TRAIL Dsgnr: Date: 11:31AM, 30 JUN 04 <br /> COLUMBUS, MONTANA 59019 Description <br /> 1-888-280-6840 Scope: <br /> mce@montana.com <br /> Rev. 560100 <br /> User KW-0602045,Ver 561,25-Oct-2002 General Timber Beam Page 1 <br /> (c)1983-2002 ENERCALC Engineering Software c:1ec55\o'shaughnessy.ecw:Calculations <br /> Description Ridge Beam Design <br /> General Information Calculations are designed to 1997 NDS and 1997 UBC Requirements <br /> Section Name 10.75x24.0 Center Span 35.00 ft . . . . .Lu 0.00 ft <br /> Beam Width 10.750 in Left Cantilever ft . . . . .Lu 0.00 ft <br /> Beam Depth 24.000 in Right Cantilever ft . . . . .Lu 0.00 ft <br /> Member Type GluLam Douglas Fir, 24F-V8 <br /> Bm Wt.Added to Loads Fb Base Allow 2,400.0 psi <br /> Load Dur. Factor 1.150 Fv Allow 190.0 psi <br /> Beam End Fixity Pin-Pin Fc Allow 560.0 psi <br /> Wood Density 35.000pcf E 1,800.0ksi <br /> Full Length Uniform Loads <br /> Center DL 180.00#/ft LL 600.00 #/ft <br /> Left Cantilever DL #/ft LL #/ft <br /> Right Cantilever DL #/ft LL #/ft <br /> Summary !I - Beam Design OK <br /> Span=35.00ft, Beam Width= 10.750in x Depth=24.in,Ends are Pin-Pin <br /> Max Stress Ratio 0.660 1 <br /> Maximum Moment 129.0 k-ft Maximum Shear* 1.5 19.6 k <br /> Allowable 195.4 k-ft Allowable 56.4 k <br /> Max. Positive Moment 129.04 k-ft at 17.500 ft Shear: @ Left 14.75 k <br /> Max. Negative Moment 0.00 k-ft at 35.000 ft @ Right 14.75 k <br /> Max @ Left Support 0.00 k-ft Camber: @ Left 0.000 in <br /> Max @ Right Support 0.00 k-ft @ Center 0.551 in <br /> Max. M allow 195.41 Reactions... @ Right 0.000 in <br /> fb 1,500.46 psi fv 76.14 psi Left DL 4.25 k Max 14.75k <br /> Fb 2,272.22 psi Fv 218.50 psi Right DL 4.25 k Max 14.75 k <br /> Deflections <br /> Center Span... Dead Load Total Load Left Cantilever... Dead Load Total Load <br /> Deflection -0.368 in -1.276 in Deflection 0.000 in 0.000 in <br /> ...Location 17.500 ft 17.500 ft ...Length/Deft 0.0 0.0 <br /> ...Length/Deft 1,142.5 329.05 Right Cantilever... <br /> Camber(using 1.5*D.L. Defl)... Deflection 0.000 in 0.000 in <br /> @ Center 0.551 in ...Length/Deft 0.0 0.0 <br /> @ Left 0.000 in <br /> @ Right 0.000 in <br /> Stress Calcs <br /> Bending Analysis <br /> Ck 20.711 Le 0.000 ft Sxx 1,032.000 in3 Area 258.000 in2 <br /> Cv 0.823 Rb 0.000 CI 0.000 <br /> Max Moment Sxx Req'd Allowable fb <br /> @ Center 129.04 k-ft 681.48 in3 2,272.22 psi <br /> @ Left Support 0.00 k-ft 0.00 in3 2,272.22 psi <br /> @ Right Support 0.00 k-ft 0.00 in3 2,272.22 psi <br /> Shear Analysis @ Left Support @ Right Support <br /> Design Shear 19.64 k 19.64 k <br /> Area Required 89.902 in2 89.902 in2 <br /> Fv:Allowable 218.50 psi 218.50 psi <br /> Bearing @ Supports <br /> Max. Left Reaction 14.75 k Bearing Length Req'd 2.450 in <br /> Max. Right Reaction 14.75 k Bearing Length Req'd 2.450 in <br />