Related Questions

In a counterfort retaining wall, the main reinforcement in the stem at mid span is provided on
A Front face only
B Inner face only
C Both front face and inner face
D None of the above
If the main reinforcement of the slab is parallel to a T-beam, the transverse reinforcement at mid span of the slab is provided at least __________ of main reinforcement.
A 40%
B 50%
C 60%
D 70%
The main reinforcement in the heel of a T-shaped R.C. retaining wall is provided on
A Top face perpendicular to wall
B Bottom face perpendicular to wall
C Both top and bottom faces perpendicular to wall
D None of the above
If A is the area of the foundation of a retaining wall carrying a load W and retaining earth of weight 'w' per unit volume, the minimum depth (h) of the foundation from the free surface of the earth, is
A $${\text{h}} = \frac{{\text{W}}}{{{\text{Aw}}}}\left$$
B $${\text{h}} = \frac{{\text{W}}}{{{\text{Aw}}}}\left$$
C $${\text{h}} = \frac{{\text{W}}}{{{\text{Aw}}}}{\left^2}$$
D $${\text{h}} = \sqrt {\frac{{\text{W}}}{{{\text{Aw}}}}} {\left^2}$$
If ‘H’ is the overall height of a retaining wall retaining a surcharge, the width of the base slab usually provided, is
A 0.3 H
B 0.4 H
C 0.5 H
D 0.7 H
The temperature reinforcement in the vertical slab of a T-shaped R.C. retaining wall is
A Not needed
B Provided equally on inner and front faces
C Provided more on inner face than on front face
D Provided more on front face than on inner face
Weep holes are provided in retaining and breast walls
A To drain off the water from the filling
B To ventilate the stone masonry
C To add architectural beauty
D To increase compaction of the earth retained
For the design of retaining walls, the minimum factor of safety against overturning is taken as
A 1.5
B 2.0
C 2.5
D 3.0
Cantilever retaining walls can safely be used for a height not more than
A 3 m
B 4 m
C 5 m
D 6 m
Stones used for the construction of retaining walls must be
A Soft
B Hard
C Light
D Heavy

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