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WELL CONTRACTORS CERTIFICATION CONSTRUCTION STANDARDS QUIZ2
7cc30084-e7ac-4c4a-8432-75fc5443778b
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
Why is development work important for water wells
Corrects damage to or clogging of formation
Increases porosity of the natural formation
Stabilizes the sand formed around the screen
All of the above
When might spacing between wells in well point system be less than 25ft
Large boulders in soil
Fine sand formations
Excess tree roots
None of the above
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
When using the Bailer Method for testing capacity of a well what is the minimum time water should be bailed from the well?
Minimum of 1 hour
At least 2 hours
Minimum of 3 hours
No less than 6 hours
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