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WELL CONTRACTORS CERTIFICATION CONSTRUCTION EXAM
fc748b9e-5784-4ce1-8c10-3b8c59118442
Exploratory drilling may be done for (2) two reasons:
Ground water study of an area
Preliminary prior to well disgn/construction
Neither A or B
Both A & B
What type of water must be used to prime the pump:
Potable water
Non potable water
Ditch water
Rainwater
A drive shoe that is attached to the lower end of the string of casing prevents damage to the bottom of the:
Borehole
Casing
Drillbit
None of the above
Any person constructing, repairing, testing, or performing maintenance or installing a pump in a water supply well shall disinfect the well upon:
Completion of construction
Repairs
Testing
Pump Installation
All of the above
After chlorination, how long should the well be pumped before placing the well back into use:
Chlorine tested at 50ppm in water
Until water changes color
When water changes temperature
No detectable chlorine is found
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