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WELL CONTRACTORS CERTIFICATION CONSTRUCTION STANDARDS QUIZ1
93a7baa4-d35f-43a6-8724-9b17787259b7
What is the typical drying time for Portland cement?
24 hrs
12 hrs
36 hrs
72 hrs
What (2) two reasons are most important for flow control discharge of an artesian well:
Decrease water flow during peak usage
Conserve groundwater resource
Reduce the loss of artesian hydraulic head
B & C
A& B
What is required on a non-drinking water well identification plate that is not required on a drinking water supply well:
Name of contractor
Date the well was completed
Warning that the well is not a potable water supply
Warning groundwater may contain hazardous materials
Both C & D
None of the above
Within how many days should a well be grouted after the casing is set:
5
7
3
10
In the case of gravel-packed wells in which the casing and screens have not been removed and abandoning the well:
Neat cement shall be injected into the well
Bentonite slurry grout shall be injected into the well
A or B
None of the above
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