A. improve strength of lining
B. Give additional anchorage against sliding
C. Provide water into branch canals
D. Have drainage facility
Correct Answer: Have drainage facility ✔
Last Updated: March 29, 2019
A. improve strength of lining
B. Give additional anchorage against sliding
C. Provide water into branch canals
D. Have drainage facility
Correct Answer: Have drainage facility ✔
Last Updated: March 29, 2019