FlexiQuiz - WELL CONTRACTORS CERTIFICATION CONSTRUCTION STANDARDS QUIZ2

Why is development work important for water wells

Corrects damage to or clogging of formation

Increases porosity of the natural formation

Stabilizes the sand formed around the screen

All of the above

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

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

When using the Bailer Method for testing capacity of a well what is the minimum time water should be bailed from the well?

Minimum of 1 hour

At least 2 hours

Minimum of 3 hours

No less than 6 hours

The well screen length is optimum when:

Chosen with relation to the thickness of the aquifer

Chosen with respect to available drawdown

Chosen based on stratifications of the aquifer

All of the above

None of the above

WELL CONTRACTORS CERTIFICATION CONSTRUCTION STANDARDS QUIZ2