FlexiQuiz - WELL CONTRACTORS CERTIFICATION CONSTRUCTION STANDARDS QUIZ2

What conditions can be found that cause mineral deposits when the pH is higher than 7

Carbonate hardness

Iron

Manganese

All of the above

None of the above

When choosing the size of the casing, the controlling factor is usually the size of the ________

Aquifer

Pump

House

Building

Which are the following are not good features of a well screen:

Close spacing of slot openings to provide maximum open area

Adaptibility to different conditions by use of various materials

Ample strength to resist forces during and after installation

Non single metal construction that rusts quickly

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

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

WELL CONTRACTORS CERTIFICATION CONSTRUCTION STANDARDS QUIZ2