FlexiQuiz - WELL CONTRACTORS CERTIFICATION CONSTRUCTION EXAM

In the process of surging a well, you should_____________ the period of surging as the quantity of sand brought in each time decreases

Lengthen

Shorten

Eliminate

None of the above

Why is the “sand lock” method considered a good way to remove a well screen

It is an old method

Soil mechanics has demonstrated that clean sand can resist high stress

Most reliable for transmitting pulling force to the well screen

Both B & C

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

Within how many days should a well be grouted after the casing is set:

5

7

3

10

What should be removed after the casing has been sunk to the depth at which the bottom of the screen is be set:

Drill bit

Pliers

Sand

Groundwater

WELL CONTRACTORS CERTIFICATION CONSTRUCTION EXAM