FlexiQuiz - WELL CONTRACTORS CERTIFICATION CONSTRUCTION EXAM

When constructing a gravel or sand packed well the following materials are accepted:

Quartz

Gravel

Acceptable rock

All of the above

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

When an open borehole has been drilled below the depth to which the casing is to be grouted, what must happen:

Lower part of the hole must be backfilled

A bridge must be set in the hole

Sticks should be placed in frame

Both A & B

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

The entire depth of the well shall be sounded before it is sealed to ensure freedom from obstructions that may interfere with sealing operations

True

False

WELL CONTRACTORS CERTIFICATION CONSTRUCTION EXAM