engineering recuitment BMC Sub Engineer Mock Test 2024 Construction Materials and Management Concrete
Which of the following methods explains the process of underwater concreting?
(i) Pumping technique
(ii) Hydro valve method
(iii) Toggle bags method
(iv) Bagged concrete method
1
Only (i), (ii), (iii)
2
Only (i)
3
Both (i) and (ii)
4
(i), (ii), (iii), and (iv)
5
Both (ii) and (iii)