FlexiQuiz - WELL CONTRACTORS CERTIFICATION CONSTRUCTION STANDARDS QUIZ2

What are two differences in drilling into soft formation versus rock?

Pipe or casing must follow the drill bit closely

Casing has to be driven

The drilling effect of the bit is a loosening/mixing action

All of the above

Limitations of slotted pipe use include the following:

Openings cannot be closely closely spaced

Openings are inaccurate

Size variability

Openings are not small enough to control fine particles

All of the above

What tools can be used to develop a well with effective means of surging the water

Surge plunger

Surge block

Heavy bailer

All of the above

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

The well contractor identification plate is required to be installed within ______ hours after drilling is complete:

24

36

48

72

WELL CONTRACTORS CERTIFICATION CONSTRUCTION STANDARDS QUIZ2