Which one of the following is a component of a shield for tunnelling?
A. trench jack
B. stiffener
C. cutting edge
D. liner plate
Tunnel engineering
Tunnel engineering MCQs is a specialized field within civil engineering that focuses on the planning, design, construction, and maintenance of tunnels.
Which of the following methods of tunneling is used for long tunnels at great depths?
A. Austrian method
B. English method
C. Army method
D. Needle beam method
The most suitable soil for compressed air tunneling is _____ ?
A. sand
B. gravel
C. silt
D. clay
Ribs are used for strengthening and stiffening the liner plate for tunnels of diameter greater than:
A. 3 m
B. 7 m
C. 2 m
D. 5 m
Which one of the following tunnelling methods is used for laying under ground sewers?
A. German method
B. Italian method
C. Army method
D. Needle beam method
Which of the following lining material is useful for shield driven tunnels in sub aqueous regions?
A. cement concrete
B. cast iron
C. stone masonry
D. timber
In compressed air tunneling, the volume of free air provided is:
A. 6 m3 per minute per m2 of face area
B. 6 m3 per hour per m2 of face area
C. 6 mJ per second per m2 of face area
D. 20 m3 per minute per m2 of face area
Which of the following is not a component of the shield?
A. hood
B. tail
C. propelling jacks
D. liner plate
The correct sequence of drilling equipment for increasing size of holes in tunnels is:
A. shot drill, churn drill, wagon drill
B. churn drill, wagon drill, shot drill
C. wagon drill, shot drill, churn drill
D. wagon drill, churn drill, shot drill
Drifters can be used to drill ____ ?
A. only down holes
B. horizontal or up holes
C. horizor„al, down or up holes
D. only up holes