FlexiQuiz - WELL CONTRACTORS CERTIFICATION CONSTRUCTION STANDARDS QUIZ2

What conditions can be found in corrosive water where the pH is lower 7:

Hydrogen sulfide

Carbon dioxide

Chlorides

All of the above

None of the above

When a repair is performed on a well the following must be adhered to:

Wellhead must remain at least 12 inches above surface

The grout removed must be replaced

All materials used in repair must be approved

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

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

The well screen length is optimum when:

Chosen with relation to the thickness of the aquifer

Chosen with respect to available drawdown

Chosen based on stratifications of the aquifer

All of the above

None of the above

WELL CONTRACTORS CERTIFICATION CONSTRUCTION STANDARDS QUIZ2