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MONTE CLARK ENGINEERING Title : .lob# <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.�-0602045,ver 5.6.1,25-opt-2002 General Timber Beam Page 1 <br /> (c)1983-2002 ENERCALC Engineering Software c:\ec55\o'shaughnessy.ecw.Calculations <br /> Description Ridge beam at Guest wing <br /> General Information Calculations are designed to 1997 NDS and 1997 UBC Requirements <br /> Section Name 6.75x15.0 Center Span 18.00 ft . . . . .Lu 0.00 ft <br /> Beam Width 6.750 in Left Cantilever ft . . . . .Lu 0.00 ft <br /> Beam Depth 15.000 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 45.000pcf 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 /> OEM Summary mommillimel Beam Design OK <br /> Span= 18.00ft, Beam Width=6.750in x Depth= 15.in, Ends are Pin-Pin <br /> Max Stress Ratio 0.584 : 1 <br /> Maximum Moment 32.9 k-ft Maximum Shear* 1.5 9.5 k <br /> Allowable 56.2 k-ft Allowable 22.1 k <br /> Max. Positive Moment 32.87 k-ft at 9.000 ft Shear: @ Left 7.30 k <br /> Max. Negative Moment 0.00 k-ft at 18.000 ft @ Right 7.30 k <br /> Max @ Left Support 0.00 k-ft Camber: @ Left 0.000 in <br /> Max @ Right Support 0.00 k-ft @ Center 0.219in <br /> Max.M allow 56.25Reactions... @ Right 0.000 in <br /> fb 1,558.35 psi fv 93.50 psi Left DL 1.90 k Max 7.30 k <br /> Fb 2,666.56 psi Fv 218.50 psi Right DL 1.90 k Max 7.30 k <br /> Deflections <br /> Center Span... Dead Load Total Load Left Cantilever... Dead Load Total Load <br /> Deflection -0.146 in -0.561 in Deflection 0.000 in 0.000 in <br /> ...Location 9.000 ft 9.000 ft ...Length/Deft 0.0 0.0 <br /> ...Length/Dell 1,476.6 385.03 Right Cantilever... <br /> Camber(using 1.5D.L.Defl)... Deflection 0.000 in 0.000 in <br /> @ Center 0.219 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 253.125 in3 Area 101.250 in2 <br /> Cv 0.966 Rb 0.000 Cl 0.000 <br /> Max Moment Sxx Req'd Allowable fb <br /> @ Center 32.87 k-ft 147.93 in3 2,666.56 psi <br /> @ Left Support 0.00 k-ft 0.00 in3 2,666.56 psi <br /> @ Right Support 0.00 k-ft 0.00 in3 2,666.56 psi <br /> Shear Analysis @ Left Support @ Right Support <br /> Design Shear 9.47 k 9.47 k <br /> Area Required 43.327 in2 43.327 in2 <br /> Fv:Allowable 218.50 psi 218.50 psi <br /> Bearing @ Supports <br /> Max.Left Reaction 7.30 k Bearing Length Req'd 1.932 in <br /> Max.Right Reaction 7.30 k Bearing Length Req'd 1.932 in <br />