Explain the Analysis of Singly Reinforced Rectangular Beams:
1. Determine the area of steel reinforcement, As. Multiply the number of bars by the area of each bar.
2. Calculate a = As.ƒy/ 0.85.ƒ'c.b
3. Calculate the design moment capacity:
ΦMn = φ As.ƒy (d-a/2)
- Where φ = 0.90 for flexure