For heavy embankments and dams, of height h, the depth of exploration of soil should not be less than
A. $$\frac{{\text{h}}}{4}$$
B. $$\frac{{\text{h}}}{2}$$
C. h
D. 2h
Answer: Option D
A. $$\frac{{\text{h}}}{4}$$
B. $$\frac{{\text{h}}}{2}$$
C. h
D. 2h
Answer: Option D
The window which is provided in flat roof of a room, is known
A. Dormer window
B. Lantern window
C. Louvered window
D. Sky window
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
A. Haunch
B. Spandril
C. Voussoirs
D. Skewbacks
Please explain the answer