FlexiQuiz - WELL CONTRACTORS CERTIFICATION CONSTRUCTION STANDARDS QUIZ1

Limitations of slotted pipe use include the following:

Openings cannot be closely closely spaced

Openings are inaccurate

Size variability

Openings are not small enough to control fine particles

All of the above

Every domestic well shall be tested for capacity by one of the following methods:

Pump Method

Bailer Method

Air Rotary Drill Method

Air Left Method

All of the above

When might spacing between wells in well point system be less than 25ft

Large boulders in soil

Fine sand formations

Excess tree roots

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 method is commonly used to place a well screen:

Drive method

Pull Back Method

Removal method

None of the above