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Spring 2022 EGCE 408 Homework 5 Due Date: May 2, 2022 The reinforced concrete bridge section is given below. The reinforcing used is ASTM A615 GR 60. The concrete strength after 28 days is 4,000 psl. Consider the effect of the compression reinforcement. Bft (20)-11 Gin 3ft 4in Ain 10 + TIL 4rt Problem A: Determine the following for the positive moment 1. The effective depth of the beam 2. The depth of the compression block 3. The depth of the neutral axis 4. The strength reduction factor 5. The nominal moment capacity 6. The moment capacity Problem B: Determine the following for the negative moment: 1. The effective depth of the beam The depth of the compression block The depth of the neutral axis 3. 4. The strength reduction factor 5. The nominal moment capacity The moment capacity 6. din 111 2.25in