FlexiQuiz - WELL CONTRACTORS CERTIFICATION CONSTRUCTION EXAM

Drilling fluid essential functions include all of the following EXCEPT:

Seal wall of the borehole to reduce fluid loss

Cool and clean the drill bit

Support the wall of the borehole to prevent caving

Pushes cuttings to t he bottom of the drilling hole

All of the above

What are important points for gravel packing:

Method that does not separate materials

Uniform grade of gravel pack

Sizing that similar within 2

All of the above

In the process of surging a well, you should_____________ the period of surging as the quantity of sand brought in each time decreases

Lengthen

Shorten

Eliminate

None of the above

Every artesian flowing well shall be constructed, equipped, and operated to prevent the uncontrolled discharge of groundwater

True

False

When a well is used for dewatering, what is the required time frame the well must be permanently abandoned once dewatering has finished

5 days or less

10 days or less

30 days or less

60 days or less

WELL CONTRACTORS CERTIFICATION CONSTRUCTION EXAM