Laserfiche WebLink
Page 6 <br />EXISTING JOIST SUPPORTING MECH UNIT <br />SPAN = 55'-0" TRIB WIDTH = 8'-0" <br />EXISTING LOAD <br /> W = (15 + 20)PSF * 8' = 280 PLF <br /> * SEE NEXT PAGES FOR RESULTS <br /> Mmax = 151.25 LB-FT <br />NEW LOAD <br /> W = (15 + 20)PSF * 8' = 280 PLF <br /> Pnet = 1600# - (20 PSF * 36 FT^2) = 880 # / 2 = 440# <br /> * SEE NEXT PAGES FOR RESULTS <br /> Mmax = 157.92 LB-FT <br />M % CHANGE = (157.92 - 151.25) / 151.25 = 4.41%