Asap need right complete solution !!!
AW section steel purlin span 7 m between roof trusses on centers. The roof is assumed to support a dead load of 967 N/m? of roof surface including self-weight and a live load of 910 N/m2 of horizontal roof surface projection. The slope of the roof truss is 1 vertical to 2 horizontal and the purlins are spaced 1 mon centers. Use A36 with Fy = 248 MPa. Assume all loads pass through the center of gravity of the section. Sag rods are to be placed at the middle thirds between trusses. Determine the ratio of the actual to the allowable bending stress. DO NOT ROUND-OFF DURING THE COURSE OF SOLVING. ANSWER IN FOUR DECIMAL PLACES. Properties of W Section A-3,331 mm d - 156 mm bt - 101.7 mm H = 11.71 mm Sx - 166,996 mm Sy = 41.539 mm tw = 6.7 mm
Asap need right complete solution !!!
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Asap need right complete solution !!!
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