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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-06 45,Ver 56 1,25-Oct-2002 General Timber Beam Page 1 <br /> (c)1983-2002 ENERCALC Engineering Software c.\ec55\o'shaughnessy.ecw.Calculations <br /> Description Entry room roof joists @ 8"O/C <br /> General Information Calculations are designed to 1997 NDS and 1997 UBC Requirements <br /> Section Name MicroLam: 1.75x7.25 Center Span 17.00 ft . . . . .Lu 0.00 ft <br /> Beam Width 1.750 in Left Cantilever ft . . . . .Lu 0.00 ft <br /> Beam Depth 7.250 in Right Cantilever ft . . . . .Lu 0.00 ft <br /> Member Type GluLam Truss Joist-MacMillan, Parallam 2.0E <br /> Bm Wt.Added to Loads Fb Base Allow 2,900.0 psi <br /> Load Dur. Factor 1.150 Fv Allow 290.0 psi <br /> Beam End Fixity Pin-Pin Fc Allow 650.0 psi Repetitive Member <br /> Wood Density 45.000 pcf E 2,000.0 ksi <br /> Full Length Uniform Loads <br /> Center DL 8.00#/ft LL 25.00 #/ft <br /> Left Cantilever DL #/ft LL #/ft <br /> Right Cantilever DL #/ft LL #/ft <br /> Summary Beam Design OK <br /> Span= 17.00ft, Beam Width= 1.750in x Depth=7.25in, Ends are Pin-Pin <br /> Max Stress Ratio 0.313 ; 1 <br /> Maximum Moment 1.3 k-ft Maximum Shear* 1.5 0.4 k <br /> Allowable 4.3 k-ft Allowable 4.2 k <br /> Max. Positive Moment 1.34 k-ft at 8.500 ft Shear: @ Left 0.31 k <br /> Max. Negative Moment 0.00 k-ft at 17.000 ft @ Right 0.31 k <br /> Max @ Left Support 0.00 k-ft Camber: @ Left 0.000in <br /> Max @ Right Support 0.00 k-ft @ Center 0.303 in <br /> Max. M allow 4.26 Reactions... @ Right 0.000 in <br /> fb 1,045.24 psi fv 34.77 psi Left DL 0.10 k Max 0.31 k <br /> Fb 3,335.00 psi Fv 333.50 psi Right DL 0.10 k Max 0.31 k <br /> Deflections <br /> Center Span... Dead Load Total Load Left Cantilever... Dead Load Total Load <br /> Deflection -0.202 in -0.625 in Deflection 0.000 in 0.000 in <br /> ...Location 8.500 ft 8.500 ft ...Length/Defl 0.0 0.0 <br /> ...Length/Deft 1,008.5 326.42 Right Cantilever... <br /> Camber(using 1.5*D.L.Defl )... Deflection 0.000 in 0.000 in <br /> @ Center 0.303 in ...Length/Defl 0.0 0.0 <br /> @ Left 0.000 in <br /> @ Right 0.000 in <br /> Stress Callas -------- <br /> Bending Analysis <br /> Ck 19.860 Le 0.000 ft Sxx 15.331 in3 Area 12.688 in2 <br /> Cv 1.000 Rb 0.000 Cl 0.000 <br /> Max Moment Sxx Req'd Allowable fb <br /> @ Center 1.34 k-ft 4.80 in3 3,335.00 psi <br /> @ Left Support 0.00 k-ft 0.00 in3 3,335.00 psi <br /> @ Right Support 0.00 k-ft 0.00 in3 3,335.00 psi <br /> Shear Analysis @ Left Support @ Right Support <br /> Design Shear 0.44 k 0.44 k <br /> Area Required 1.323 in2 1.323 in2 <br /> Fv:Allowable 333.50 psi 333.50 psi <br /> Bearing @ Supports <br /> Max. Left Reaction 0.31 k Bearing Length Req'd 0.276 in <br /> Max. Right Reaction 0.31 k Bearing Length Req'd 0.276 in <br />