RCC Structures Design

If A is the area of the foundation of a retaining wall carrying a load W and retaining earth of weight ‘w’ per unit volume, the minimum depth (h) of the foundation from the free surface of the earth, is_____.

  • A. h = (W/Aw) [(1 – sin φ)/(1 + sin φ)]
  • B. h = (W/Aw) [(1 + sin φ)/(1 + sin φ)]
  • C. h = (W/Aw) [(1 – sin φ)/(1 + sin φ)]²
  • D. h = √(W/Aw) [(1 – sin φ)/(1 + sin φ)]²
Answer: Option C.

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