1.A simply supported beam with a span length of 40 feet is laterally supported at its ends and is subjected to the following service loads:
Dead load: 400 lb/ft (including weight of beam)
Live load: 1000lb/ft
If fy= 50 ksi, is a W14x90 adequate?
2.Determine the discharge of a trapezoidal concrete channel section with a bottom width of 4 ft and side slopes of 2:1. The depth of flow is 5 ft and the channel slope is 0.5%