WELL CONTRACTORS CERTIFICATION CONSTRUCTION STANDARDS QUIZ1

A surge plunger should not be used unless a sufficiently free flow of water has been established so that the tool runs smoothly

Casing in wells constructed to obtain water from an unconsolidated rock formation (such as gravel, sand, or shells) shall extend at least ______ ft into the top of the water-bearing formation

What tools can be used to develop a well with effective means of surging the water

When choosing the size of the casing, the controlling factor is usually the size of the ________

If there is a concern of boulders at a certain site, it may be better to drill an _________