The ___________ is made of steel sheet piles and this type of cofferdam is proved successful in unwatering large areas.
A. Suspended cofferdam
B. Cellular cofferdam
C. Dikes
D. Concrete cofferdam
Answer:B
The ___________ is made of steel sheet piles and this type of cofferdam is proved successful in unwatering large areas.
A. Suspended cofferdam B. Cellular cofferdam C. Dikes D. Concrete cofferdam