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HomeMy WebLinkAboutMiscellaneous - Exception (39)Kanayo Lala, P.E. .............03/03/2014 PROJECT: Merrimack Condominiums F -TYPE EE -Compass Point, N Andover, MA DESIGN FOR - GIRDERS/JOISTS /RAFTERS Third Floor Beam ET2 Supporting Floor & Wall LOADS: DEAD LOAD 25.54 PSF 261.75 PLF Ce= 1 CF= 1.00 SNOW LOAD PSF 0.00 PLF Cq= 1 Cs= LIVE LOAD 40.00 PSF 410.00 PLF qs= 29.10 Cd= 1 TOTAL LOAD 672 PLF 1= 1 Cm= 1 WIND SPEED 100 MPH 29.10 PSF POINT LOAD LBS FT Ra= 0 LBS 4031 LB =TOTAL REACTION TRIBUTARY WIDTH 10.25 LF E= 2000000 PSI JOIST/GIRDER SPAN 12 LF Fb= 2900 PSI WIDTH- IN 5.25 PSULVL 9.25 IN = d Fv= 285 PSI ROOF PITCH - N:12 = Fc-- 2700 PSI Fcp= 750 PSI MOMENT= 12092 LB -FT MOMENT2= 0 LB -FT 74.87 =S provided OK S= 50.03 IN^3 346.26 = I Deflection = 0.453 IN = U 318 For Total Load Required U240 Deflection2 = 0.000 IN = U 521 For Live Load Required 1-1360 Fcp'= 512 PSI OK 1.50 In Bearing Length FV= 124 PSI OK ALSO USE 3-LVLs 9 1/4" FOR BEAM ET3. KANAYO K LAL.A No. 337106C