The foundations of bridges on erodible beds are taken down below the H – McqOptions

MCQOPTIONS

1.	The foundations of bridges on erodible beds are taken down below the HFL by an amount equal to _____________
A.	4/3 times the maximum scour depth
B.	2/3 times the maximum scour depth
C.	1.5 times the maximum scour depth
D.	2 times the maximum scour depth
Answer» B. 2/3 times the maximum scour depth

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