The difference of heights of the tunnels above rail tops of BG and MG tracks is kept
A. 0.30 m
B. 0.45 m
C. 0.60 m
D. 0.75 m
Answer: Option C
This Question Belongs to Civil Engineering >> Tunnel Engineering
Related Questions on Tunnel Engineering
A. (i) and (ii) are correct
B. (iii) and (iv) are correct
C. (i) and (iv) are correct
D. (ii) and (iii) are correct
Which of the following lining material is useful for shield driven tunnels in sub aqueous regions?
A. Stone masonry
B. Timber
C. Cast iron
D. Cement concrete
Which of the following methods of tunneling is used for long tunnels at great depths?
A. Army method
B. Needle beam method
C. Austrian method
D. English method
A. Only up holes
B. Only down holes
C. Horizontal or up holes
D. Horizontal down or up holes
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