Analysis of Doubly Reinforced Beams For Problems 5.26 to 5.32, compute the design moment strengths MM of the beams shown if fy = 60,000 psi fy = 60,000 psi and fr = 4000 psi f = 4000 psi. Check the maximum permissible AA, in each case to ensure ductile behavior. Problem 5.29 (Ans. 505.1 ft-k505.1 ft-k) 21 in. 121 2 #7 4 #10 12 in.- 22½ in. 3 in. 28 in.
Analysis of Doubly Reinforced Beams For Problems 5.26 to 5.32, compute the design moment strengths MM of the beams shown if fy = 60,000 psi fy = 60,000 psi and fr = 4000 psi f = 4000 psi. Check the maximum permissible AA, in each case to ensure ductile behavior. Problem 5.29 (Ans. 505.1 ft-k505.1 ft-k) 21 in. 121 2 #7 4 #10 12 in.- 22½ in. 3 in. 28 in.
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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Transcribed Image Text:Analysis of Doubly Reinforced Beams
For Problems 5.26 to 5.32, compute the design moment strengths MM of the beams shown if
fy = 60,000 psi fy = 60,000 psi and fr = 4000 psi f = 4000 psi. Check the maximum permissible AA, in each case
to ensure ductile behavior.

Transcribed Image Text:Problem 5.29 (Ans. 505.1 ft-k505.1 ft-k)
21 in.
121
2 #7
4 #10
12 in.-
22½ in.
3 in.
28 in.
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