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WELL CONTRACTORS CERTIFICATION CONSTRUCTION STANDARDS QUIZ1
4fbfc99c-29ff-433a-8c22-fb8c7b7aafa8
A well may be permanently abandoned when the following occurs:
Owner allows non owner to service well
Owner maintains the well
Becomes a source of contamination to groundwater supply
All of the above
What is meant by developing a well in a well point system
After a well point is driven it should be cleaned out
Surging water in an out through the screen openings
Remove silt and fine particles of sand from formation
All of the above
The action of the surge plunger can cause _____ to plaster over the screen surface
Rock
Clay
Sand
None of the above
What are ways the grout can be forced into a space when gravity may not be practical:
Pump
Air pressure
Water pressure
All of the above
Why is the “sand lock” method considered a good way to remove a well screen
It is an old method
Soil mechanics has demonstrated that clean sand can resist high stress
Most reliable for transmitting pulling force to the well screen
Both B & C
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