Determine the design strength of the cantilever beam (properties given below) and the safe uniform service live load if the service dead load is 320 kN-m. Use f 'c = 22 MPa, fy = 415
MPa.
L = 4m
b = 400 mm
d' = 70 mm
d = 620 mm
As 10-28 mm bars
A's 3-25 mm bars