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<br />Dsgnr:
<br />Description :
<br />
<br />Job' '2.3
<br />Date: 3:22PM, 5 NOV 10
<br />
<br />Scope:
<br />
<br />Pev: 580000
<br />(<:)1983-2003 t::NERCALC Engineering Software
<br />
<br />Page 1 I
<br />: I
<br />
<br />4X10 BEAM DECK
<br />
<br />Description
<br />
<br />General Timber Beam
<br />
<br />I General Information
<br />
<br />Section Name 4x10
<br />Beam Width
<br />Beam Depth
<br />Member Type
<br />
<br />Load Dur, Factor
<br />Beam End Fixity
<br />
<br />3.500 in
<br />9.250 In
<br />Sawn
<br />
<br />1,350
<br />Pin.Pin
<br />
<br />Code Ref: 1997 NDS, 2003 lec, 2003 NFPA 5000, Base allowables are user defined I
<br />
<br />Center SDan 4.88 ft , . . , .Lu
<br />Left Cantilever ~ :.. . .Lu
<br />Right Cantilever ft ,.. . .lu
<br />Spruce - Pine - Fir (South), Select situ
<br />Fb Base Allow ~g'o psi
<br />Fv Allow 9 ,0 psi
<br />Fe Allow 625.0 psi
<br />E 1,700,0 ksi
<br />
<br />I Full Length Uniform Loads
<br />Center ill- 'l;
<br />Left Canlilever DL
<br />Right Cantilever Dl
<br />
<br />97.50 #/&
<br />#/
<br />#1ft
<br />
<br />LL...
<br />LL
<br />Ll
<br />
<br />r ""''\).."X.~ Q..f1..
<br />y
<br />975,00 #1ft
<br />#1ft
<br />#1ft
<br />
<br />r
<br />
<br />I
<br />Summary I
<br />
<br />Span= 4.88ft, Beam Width = 3.500ln x Depth = 9.25In, Ends are Pin-Pin
<br />
<br />Max Stress Ratio
<br />Maximum Moment
<br />Allowable
<br />Max, Positive Moment
<br />Max. Negative Moment
<br />Max @ Left Support
<br />Max@ Right Support
<br />Max. Mallow
<br />fb 767.59 psi
<br />Fb 1,620.00 psi
<br />
<br />r Deflections
<br />
<br />Center Span... Dead Load
<br />Deflection -0.003 In
<br />...Locatlon 2,440 ft
<br />,..Lengm/Defl 18,471.7
<br />Camber ( using 1.5 * D.L. Deft) ...
<br />@ Center 0,005 in
<br />@ Left 0.000 in
<br />@ Right 0.000 in
<br />
<br />I Stress Cales
<br />
<br />Bending Analysis
<br />Ck 26,272 La
<br />Cf 1,000 Rb
<br />
<br />@ Center
<br />@ left Support
<br />@ Right Support
<br />Shear Analysis
<br />Design Shear
<br />Area Required
<br />Fv: Allowable
<br />Bearing @ Supports
<br />Max. Left Reaction
<br />Max. Right Reaction
<br />
<br />3.19 k-ft
<br />0,00 k.ft
<br />0.00 k.ft
<br />0.00 k-ft
<br />6,74
<br />fv
<br />Fv
<br />
<br />0,000 ft
<br />0.000
<br />Max Moment
<br />3.19 k-ft
<br />0.00 k-ft
<br />0.00 k-ft
<br />@ Left Support
<br />2.70 k
<br />22.227 In2
<br />121.50 psi
<br />
<br />2.62 k
<br />2.62 k
<br />
<br />0.687 : 1
<br />3,2 k.ft
<br />6.7 k-ft
<br />at
<br />at
<br />
<br />Maximum Shear * 1,5
<br />Allowable
<br />Shear:
<br />
<br />2.440 ft
<br />4,880 ft
<br />
<br />@ Left
<br />@ Right
<br />@ Left
<br />@ Center
<br />@ Right
<br />
<br />Camber;
<br />
<br />83.42 psi
<br />121,50 psi
<br />
<br />Reactions...
<br />left DL
<br />Right DL
<br />
<br />0,24 k
<br />0.24k
<br />
<br />Max
<br />Max
<br />
<br />Total Load
<br />-0,035 in
<br />2.440 ft
<br />1,679.25
<br />
<br />Left Cantilever...
<br />Deflection
<br />...lenglh/Dell
<br />Right Cantilever...
<br />Defleclion
<br />. ...Length/Dell
<br />
<br />Dead Load
<br />0.000 in
<br />0.0
<br />
<br />0.000 in
<br />0.0
<br />
<br />Sxx
<br />CI
<br />
<br />49.9111n3
<br />0,000
<br />Sxx Rea'd
<br />23.65 In3
<br />0,00 In3
<br />0,00 in3
<br />@ Right Support
<br />2.7.0 k
<br />22,227 ln2
<br />121,50 psi
<br />
<br />32.375 In2
<br />
<br />Area
<br />
<br />Allowable fb
<br />1,620,00 psi
<br />1,620,00 psi
<br />1,620.00 psi
<br />
<br />Bearing Length Req'd
<br />Bearing Lenglh Req'd
<br />
<br />1.196 In
<br />1.196 In
<br />
<br />0.00 ft
<br />0.00 ft
<br />0.00 ft
<br />
<br />-,
<br />
<br />Beam Design OK
<br />--
<br />
<br />2,7 k
<br />3.9 k
<br />2.62k
<br />2,62k
<br />O.OOOin
<br />0.005 in
<br />O.OOOin
<br />
<br />2.62k
<br />2.62k
<br />
<br />I
<br />
<br />Total Load
<br />0.000 in
<br />0.0
<br />
<br />0,000 in
<br />0.0
<br />
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