Physics · Reinforced Concrete Structures
A doubly reinforced concrete section has an effective depth d = 600 mm, width b = 350 mm, and cover to compression reinforcement d' = 60 mm. It is reinforced with 6 bars of 25 mm diameter (6-25 T) at the bottom and 4 bars of 20 mm diameter (4-20 T) at the top. If Fe 415 steel and M 20 concrete are used, the section is:
- 1None of the above
- 2Balanced
- 3Over-reinforced✓
- 4Under-reinforced
Correct answer
Over-reinforced
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