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HomeMy WebLinkAboutMiscellaneous - Exception (43)Kanayo Lala, P.E. .............03/03/2014 PROJECT: Merrimack Condominiums F -TYPE BB -Compass Point, N Andover, MA DESIGN FOR - GIRDERS/JOISTS /RAFTERS 2nd Floor Beam S2 Supporting Floor & Point Load From S1 LOADS: DEAD LOAD 15.00 PSF 19.95 PLF Ce= 1 CF= 1.00 SNOW LOAD PSF 0.00 PLF Cq= 1 Cs= LIVE LOAD 40.00 PSF 53.20 PLF qs= 29.10 Cd= 1 TOTAL LOAD 73 PLF 1= 1 Cm= 1 WIND SPEED 100 MPH 29.10 PSF POINT LOAD 4160 LBS 3.25 FT Ra= 3467 LBS 713 LB =TOTAL REACTION TRIBUTARY WIDTH 1.33 LF E= 2000000 PSI JOIST/GIRDER SPAN 19.5 LF Fb= 2900 PSI WIDTH- IN 3.50 PSULVL 11.875 IN = d Fv= 285 PSI ROOF PITCH - N:12 = Fc-- 2700 PSI Fcp= 750 PSI MOMENT= 3477 LB -FT MOMENT2= 11267 LB -FT 82.26 =S provided OK S= 61.01 IN^3 488.41 =I Deflection = 0.244 IN =U 318 For Total Load Required 1-1240 Deflection2 = 0.493 IN =U 437 For Live Load Required 0360 Fcp'= 398 PSI OK 3.00 In Bearing Length Fv'= 151 PSI OK OF s� turaro H. LALA No. 337140 'PfGiSTEa��`�� 4L