Civil Engineering - Tunnelling

Exercise : Tunnelling - Section 1
  • Tunnelling - Section 1
41.
High pressure grouting is generally restored for concreting in the lining if the rock strata is:
highly fissured
poor
likely to get seepage of water
All of the above.
Answer: Option
Explanation:
No answer description is available. Let's discuss.

42.
For hauling muck from the tunnel, the following type of muck-car is used :
muck box
balle-ship
side dump car
U-bottom
All of these.
Answer: Option
Explanation:
No answer description is available. Let's discuss.

43.
Which one of the following methods is adopted for permanent drainage of tunnels :
provision of longitudinal drains
continuous open drains
concrete lining
grouting with cement or chemicals
All the above.
Answer: Option
Explanation:
No answer description is available. Let's discuss.