Civil Engineering MCQs

2965 MCQs  (Page 206 of 297)

Pick up the incorrect statement regarding a master trap from the following ?
A. It is provided in between the lower end of the house drain and the street sewer
B. It is provided a cleaning eye at the top of the trap
C. The mica flap valve which opens inwards only, is fitted at the top of the inlet pipe
D. The water seal is less than that of ordinary traps
The detention period in a septic tank is assumed_______?
A. 20 minutes
B. 25 minutes
C. 30 minutes
D. 40 minutes
The brick work is measured in sq metre, in case of_________________?
A. Honey comb brick work
B. Brick flat soling
C. Half brick walls or the partition
D. All the above
The item of steel work which is measured in sq.m, is_________________?
A. Collapsible gates
B. Rolling shutters
C. Ventilators and glazing
D. All the above