Question

3. A rectangular simply supported beam has to carry a 9,500,000o Ib-in including self-weight. T 14 in. x 26 in. Given: 6-14 23.5 in, psi; and & -60,000 psi (a) Compute the maximum moment carrying capac nal dimensions cannot exceed .i d-d-23.5 in, d'-2.5 in, h-26 in.f'-5,000 of this member as a singly The e reinforced section to satisfy tension-contro lled failure ubly reinforced mem (b) Does the beam need to be designed as a doubly reinforcein forced part (c) Ifyes, calculate the additional assuming c- 0.32d (d) Calculate the total tension steel As and compression steel A.', assuming compression steel yields. (e) Select the rebar ar () Check the stress and strain in compression steel. alculate for compression and tension steel. rials or moment) are required No other checks (revised stress through tr 30 Points)

Answer 1

2 h83So 2372652 kp-m Snc Mu-suw.ykfiMax ftul BM-79-6xfe Mu246-$342 Chects 037 53-9 53