FlexiQuiz - WELL CONTRACTORS CERTIFICATION CONSTRUCTION STANDARDS QUIZ1

The identification plate shall not be removed

True

False

When an open borehole has been drilled below the depth to which the casing is to be grouted, what must happen:

Lower part of the hole must be backfilled

A bridge must be set in the hole

Sticks should be placed in frame

Both A & B

When might spacing between wells in well point systems be greater than 50ft

Depth and thickness of the aquifer allow well screens 10ft or longer

Large pockets of rocks within aquifer

Piping is too large

None of the above

When a threadless sampling tap is installed the flowing elements shall be required:

Should be turned upward

Should be turned downward

Shall be minimum of 12 inches above land surface

B & C

Why might it be important to check the plumbness and alignment of a well once digging is completed:

Determine if a vertical turbine can be installed

Assure the operation of an installed pump

Bowing of casing can occur if misaligned

All fo the above