Question: NEED ANSWER ASAP As shown in figure the building span length is 24m, the roof slope is 5%, the horizontal projection spacing of purlins is

NEED ANSWER ASAP
As shown in figure the building span length is 24m, the roof slope is 5%, the horizontal projection spacing of purlins is 1.5 the span length of purlin is 6m. The material is Q235. 24000 Gmail 6000 6000 6000 Load case: 1) The nominal value of roof vertical uniform live load is 0.3kN/ m2; 2) The nominal value of vertical uniform permanent load include self-weight of purlin) is (0.1*XX) kn/m^2, XX =24 Requirements: 1. Draw the layout of purlin system, marked the number of members (such as purlin, anti-sag bar, diagnal tie bar, rigid strut and flange brace in the first column spacing (10) (in proper proportion when drawing)
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