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Uniformly Loaded Simple Span Beam <br />Revised: 03/02/93 <br /> <br /> 1 ~ Select <br />LUMBER <ALT>~<C> To Select Lumber <br /> <br />Span : 6 ft. <br />Trib. : 14 ft. <br /> <br />1.15 Load Duration Factor <br /> <br /> A = 39.38 in.^2 <br />b : 3.5 in. S = 73.83 in.^3 <br />d : 11.25 in. I = 415.28 in.^4 <br /> <br />DL : 10 psf w = 1064 #/ft. <br />LL : 66 psf W = 6384 pounds <br /> <br />Select Structural : Douglas Fir - 2" to 4" thick; 5" and wider <br /> <br />fb : <br />fy : <br />L/xxx : <br />Defl. : <br />min. brg. length: <br /> <br />778 <~- ok (6.9 min.) <br />122 <- try d · 12.5 <br />1735 <-- ok <br />0.04 in. <br />1.27 in. <br /> <br />2,070 psi : Fb <br /> 109 psi : Fy <br /> <br />1,800 ksi : E <br /> 719 psi : F~ <br /> <br /> <br />