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WELL CONTRACTORS CERTIFICATION CONSTRUCTION STANDARDS QUIZ2
abe3b71c-8d15-483f-806d-3b0bb1fb8ae7
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
When removing wells screens of 16 inch diameter or larger a _______ is used at the lower end of the pulling pipe instead rather than sacking
Fork
Spear
Steel disk
End pipe
When constructing a gravel or sand packed well the following materials are accepted:
Quartz
Gravel
Acceptable rock
All of the above
What is the average spacing of wells that is optimum for a well point system
25 ft between wells
30 ft between wells
50 ft between wells
All of the above
What is a “lead slip packer” used for?
Pull gravel from annular space
Similar in shape to a drive shoe
A mechanical seal used for sealing annular space
Both C & D
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