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WELL CONTRACTORS CERTIFICATION CONSTRUCTION STANDARDS QUIZ2
b2731105-3a12-41d5-9e3a-48237d6538f5
What are two differences in drilling into soft formation versus rock?
Pipe or casing must follow the drill bit closely
Casing has to be driven
The drilling effect of the bit is a loosening/mixing action
All of the above
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
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
What conditions can be found that cause mineral deposits when the pH is higher than 7
Carbonate hardness
Iron
Manganese
All of the above
None of the above
The well contractor identification plate is required to be installed within ______ hours after drilling is complete:
24
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