$[$Problem#$2]$ A $15$ ft long Douglas Fir Larch, No$.1$ grade, simply supported beam has

a uniformly distributed load of intensity $($ w $)=0\mathrm{.}2ki\frac{p}{f}t$ through its entire length

and two concentrated loads $(P=0\mathrm{.}5$kip $)$ at its third points. Determine the smallest

possible cross$-$section using the ASD method and make a selection from the

structural lumber properties table for timber. Given maximum allowable bending

stress $F_b=1,350p$ si for timber$[$Problem#$2]$ A $15$ ft long Douglas Fir Larch, No$.1$ grade, simply supported beam has

a uniformly distributed load of intensity $($ w $)=0\mathrm{.}2ki\frac{p}{f}t$ through its entire length

and two concentrated loads $(P=0\mathrm{.}5$kip $)$ at its third points. Determine the smallest

possible cross$-$section using the ASD method and make a selection from the

structural lumber properties table for timber. Given maximum allowable bending

stress $F_b=1,350p$ si for timber