4-1 Figure P4.1 shows a simply supported beam and the cross section at midspan. The beam supports a uniform service (unfactored) dead load consisting of its own weight plus 1.4 kips/ft and a uniform ser- vice (unfactored) live load of 1.5 kips/ft. The con- crete strength is 3500 psi, and the yicld strength of the reinforcement is 60,000 psi. The concrete is normal-weight concrete. Use load and strength- reduction factors from ACI Code Sections 9.2 and 9.3. For the midspan section shown in Fig. P4-1b, compute M, and show that it exceeds M.. Wo = 14 kips/it plus weight of besm WL - 1.5 kipa/it (a) 20 t 21.5 in. 24 in. (b) 3 No. 9 bars 12 in. 目工

4-1 Figure P4.1 shows a simply supported beam and the cross section at midspan. The beam supports a uniform service (unfactored) dead load consisting of its own weight plus 1.4 kips/ft and a uniform ser- vice (unfactored) live load of 1.5 kips/ft. The con- crete strength is 3500 psi, and the yicld strength of the reinforcement is 60,000 psi. The concrete is normal-weight concrete. Use load and strength- reduction factors from ACI Code Sections 9.2 and 9.3. For the midspan section shown in Fig. P4-1b, compute M, and show that it exceeds M.. Wo = 14 kips/it plus weight of besm WL - 1.5 kipa/it (a) 20 t 21.5 in. 24 in. (b) 3 No. 9 bars 12 in. 目工

Steel Design (Activate Learning with these NEW titles from Engineering!)

6th Edition

ISBN:9781337094740

Author:Segui, William T.

Publisher:Segui, William T.

Chapter9: Composite Construction

Section: Chapter Questions

Problem 9.1.3P

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