A. Divide wall
B. Retaining wall
C. Toe wall
D. All are correct
Related Mcqs:
- The under sluices in a weir are provided, at the level of upstream floor dispose off the sediment deposited on downstream is called______________________?
A. Under sluices
B. Head sluices
C. Scouring sluices
D. Sluice gates - When a weir is constructed, the downstream .bed of the river goes on eroding and consequently causes progressive lowering of the bed on downstream of weir called__________________?
A. Retrogression
B. Lowering down of bed
C. Ponding on down stream
D. All are correct - When the weight of weir balances the up lift pressure caused by the head of the water seeping below the weir bed is called ___________________?
A. Cippollite weir
B. Broad crested weir
C. Gravity weir
D. Non-gravity weir - An escape constructed with masonry or pitched with stones to dispose off surplus of tank or reservoir is called________________?
A. Bye-wash
B. paved-escape
C. Water escape
D. Disposal channel - In high floods, to avoid spilling of flood water over the gates, a wall is provided from pond level to high Flood level. This wall spans for the entire length of regulator, rest on piers, sustain water pressure by its weight called_____________________?
A. Retaining wall
B. Divide wall
C. Breast wall
D. Cantilever wall - When high flood passing down weir creating high up lift pressures and there is no flow in the canals, if such condition is taken for design and is called__________________?
A. High flood level
B. Dangerous condition
C. Hydraulic design condition
D. Worst condition - The water way from a weir is determined by using Lacey’s wetted perimeter i.e. P=_______(Q)1/2 ?
A. 3.50
B. 3.75
C. 4.75
D. 5.75 - The rise in river water level at up stream due to construction of weir is called__________________?
A. Pond level
B. HFL
C. Afflux
D. FSL - If the weir flood is designed continuous with divide piers as reinforced structure,such that the weight of divide piers, keep the structure safe against uplift, is called__________________?
A. Non-gravity weir
B. Gravity weir
C. Sharp crested weir
D. Rectangular weir - A water flow available in the drains without irrigation season i.e.flow of sanitary sewage is called____________________?
A. Municipal flow
B. Dry weather flow
C. Waste water flow
D. Surface flow