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What is dewatering in site construction?

Correct Answer

D) Removing or controlling groundwater or stormwater so excavation and subgrade work can proceed

Dewatering is the removal or control of water so excavation, pipe installation, foundation, or subgrade work can be performed safely and to specification. Other choices describe moisture conditioning, surveying, or demobilization.

Answer Options
A
Adding water to backfill to reach optimum moisture, leaving dewatering unverified
B
Apply surveying final pavement grades to the dewatering condition
C
Removing all erosion controls after paving
D
Removing or controlling groundwater or stormwater so excavation and subgrade work can proceed

Why This Is the Correct Answer

Dewatering is the removal or control of water so excavation, pipe installation, foundation, or subgrade work can be performed safely and to specification. Other choices describe moisture conditioning, surveying, or demobilization.

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