FlexiQuiz - WELL CONTRACTORS CERTIFICATION CONSTRUCTION STANDARDS QUIZ1

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

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

There are no additional requirements that must be performed when temporarily abandoning well except not to use the water

True

False

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

What other materials and methods of disinfection can be used:

Bromine combination

Upon approval of the Department

Flourine concentrate

None of the above