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WELL CONTRACTORS CERTIFICATION CONSTRUCTION EXAM
50959ee0-dba1-4d09-98f4-4b16400c821a
The following can be used for flow discharge control for artesian well:
Valved pipe connections
Watertight pump connections
Receiving tank
Flowing well pitless adaptor, packer
All of the above
What is the purpose of a seal on a gravel pack
Close the annular space between the top of the extension pipe and the inside of the well casing installed in the upper portion of the well
Prevent upward movement of the gravel when the well is pumped
To allow the flow of gravel into the annular space when well is in use
Both A & B
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
What are two differences in drilling into soft formation versus rock?
Pipe or casing must follow the drill bit closely
Casing has to be driven
The drilling effect of the bit is a loosening/mixing action
All of the above
Every domestic well shall be tested for capacity by one of the following methods:
Pump Method
Bailer Method
Air Rotary Drill Method
Air Left Method
All of the above
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