Tunnel Engineering

For B.G. single track railway, the height of the tunnel above top of rails should be_____.

  • A. 5.5 m to 5.8 m
  • B. 5.8 m to 6.2 m
  • C. 6.7 m to 7.3 m
  • D. 7.3 m to 7.5 m
Answer: Option C.

IS 14665 gives details about elevators. It specifies the number, capacityof elevator and number of floors to be served.

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