FlexiQuiz - WELL CONTRACTORS CERTIFICATION CONSTRUCTION STANDARDS QUIZ2

Why is a circular arrangement more efficient for a well point system

A central pump is needed

More hydraulic lift from centralized pump

Water travels faster in circles

None of the above

What (2) two reasons are most important for flow control discharge of an artesian well:

Decrease water flow during peak usage

Conserve groundwater resource

Reduce the loss of artesian hydraulic head

B & C

A& B

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

When using the Pump Method for testing yield on a well how often should measurements be taken on water levels:

1 minute or less

5 minutes or less

10 minutes or less

None of the above

WELL CONTRACTORS CERTIFICATION CONSTRUCTION STANDARDS QUIZ2