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WELL CONTRACTORS CERTIFICATION CONSTRUCTION EXAM
8f8e47de-cafb-4bc9-8589-65a4b632d856
The 6ft telescope size of screen should fit in a ______ standard pipe.
8 in
6 in
12 in
10 in
When constructing a gravel or sand packed well the following materials are accepted:
Quartz
Gravel
Acceptable rock
All of the above
What can cause channeling of slurry to happen:
Tight places
Dead spots
Improper centering
All of the above
What should be removed after the casing has been sunk to the depth at which the bottom of the screen is be set:
Drill bit
Pliers
Sand
Groundwater
A surge plunger should not be used unless a sufficiently free flow of water has been established so that the tool runs smoothly
True
False
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