RCC Structures Design

If T and R are the tread and rise of a stair which carries a load w per square metre on slope, the corresponding load per square metre of the horizontal area, is_____.

  • A. w (R + T)/T
  • B. w √(R² + T²)/T
  • C. w √(R + T)/T
  • D. w (R/T)
Answer: Option B.

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