1.

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 cofferdamI have been asked this question during an interview for a job.Query is from Cofferdam and Caisson topic in chapter Deep Excavations, Pile Foundations and Caisson of Construction & Building Materials

Answer»

The correct answer is (B) Cellular cofferdam

The best explanation: Cellular cofferdam consists of diaphragm CELLS or circular cells or modified circular cells or cloverleaf cells. In case of circular cofferdams with diaphragm cells, the series of ARCS are CONNECTED to straight cross wall. The radius of arcs is GENERALLY made equal to the distance between the cross-walls.



Discussion

No Comment Found

Related InterviewSolutions