Top 250+ Solved Advanced Construction Technology MCQ Questions Answer
Q. A steel pile which function more efficiently in soft clay or loose sand, is
a. H-pile
b. pipe pile
c. screw pile
d. disc pile
Q. A screw pile consists of cast iron or steel shaft of external diameter varying from
a. 0 to 150 mm
b. 150 to 300 mm
c. 300 to 450 mm
d. 450 to 600 mm
Q. The coefficient of friction between the concrete and soil is
a. 0.20 to 0.25
b. 0.25 to 0.30
c. 0.30 to 0.35
d. 0.35 to 0.50
Q. When the depth of water is from 4.5 to 6 m, the type of cofferdam used is
a. earthen cofferdam
b. rock fill cofferdam
c. single-walled cofferdam
d. double walled cofferdam
Q. A watertight structure constructed in connection with excavations for piers is………
a. caisson
b. cofferdam
c. well foundation
d. raft foundation
Q. Which of the following is type of cofferdam?
a. Rock-filled crib cofferdam
b. Cellular cofferdam
c. Suspended cofferdam
d. All of the above
Q. Which cofferdam is suitable at place where velocity of flow is slow & depth of water is 1.5m?
a. Rock-fill cofferdam
b. Earth-fill cofferdam
c. Rock-filled crib cofferdam
d. Cellular cofferdam
Q. Which cofferdam can be used at a place where working space is limited and depth of water isabout 4m?
a. Single walled cofferdam
b. Earth-fill cofferdam
c. Rock-filled crib cofferdam
d. Cellular cofferdam
Q. Which cofferdam uses frame made of wooden logs to provide desired shape to cofferdam ?
a. Single walled cofferdam
b. Earth-fill cofferdam
c. Rock-filled crib cofferdam
d. Cellular cofferdam
Q. Why sand bags are stacked inside single walled cofferdam?
a. To prevent water seepage
b. To resist uplift forces
c. To provide working platform
d. To improve stability
Q. Guide piles used in single walled cofferdam are made of which material?
a. Steel
b. Timber
c. Concrete
d. Composite Material
Q. Steel Sheet type double walled cofferdam is suitable at _________
a. Water depth up to 6 to 10m
b. To cover large area
c. When it is not possible to drive guide piles
d. All of the above
Q. When large area consisting water depth up to 21m which cofferdam is suitable?
a. Double walled cofferdam
b. Concrete cofferdam
c. Cellular cofferdam
d. Rock-filled crib cofferdam