FlexiQuiz - WELL CONTRACTORS CERTIFICATION CONSTRUCTION STANDARDS QUIZ1

Vertical seepage can occur readily outside when ______ is left unsealed in the ground near the surface

Borehole

Casing

Creviced rock

Wellhead

What is the objective of the bail down method of well screening:

Whole assembly is sunk into formation

Less tools are needed

Remove sand from below the screen so the screen will settle down as sand is displaced

None of the above

If the wellhead is also equipped with a threaded hose bibb in addition to the threadless sampling tap, the hose bibb shall be fitted with:

Garden hose

Direct connect

Backflow preventer

None of the above

In hydraulic rotary drilling, borehole is cut with a rotating bit while cuttings are removed with ____

Air hose

Additional drilling

Drilling fluid

None of the above

What two ways can a modern screened well be completed

Natural development

Artificially gravel packed

Both A & B

None of the above