A temporary enclosure built to exclude water from the working area and to permit free access to the area within during the construction must be undertaken below water level :
AEarthen dam
BGravity dam
CCaisson
DCoffer-dam
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Related Questions:
It is a structure in which the canal flows over the drainage:
Gravity Dam can be constructed with
A convective precipitation is:
The small reservoir used for water supply in a city
A precipitation in the form of water droplets of size less than 0.5 mm and intensity less than 1 mm/hr is known as: