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WELL CONTRACTORS CERTIFICATION CONSTRUCTION STANDARDS QUIZ2
6809e291-c64f-4a18-8a80-855a358b744a
The entire depth of the well shall be sounded before it is sealed to ensure freedom from obstructions that may interfere with sealing operations
True
False
If there is a concern of boulders at a certain site, it may be better to drill an _________
Test well
Exploratory hole
Excavation site
None of the above
Driven wells can be installed only in soft formations free from ________
Water
Grass
Rocks
All of the above
What other materials and methods of disinfection can be used:
Bromine combination
Upon approval of the Department
Flourine concentrate
None of the above
Grout may be introduced by a pump through a pipe that may be introduced into the _______ outside the casing
Mud
Borehole
Top space
Annular space
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