FlexiQuiz - WELL CONTRACTORS CERTIFICATION CONSTRUCTION EXAM

Which are the following are not good features of a well screen:

Close spacing of slot openings to provide maximum open area

Adaptibility to different conditions by use of various materials

Ample strength to resist forces during and after installation

Non single metal construction that rusts quickly

What conditions can be found in corrosive water where the pH is lower 7:

Hydrogen sulfide

Carbon dioxide

Chlorides

All of the above

None of the above

What is the typical drying time for Portland cement?

24 hrs

12 hrs

36 hrs

72 hrs

What can cause channeling of slurry to happen:

Tight places

Dead spots

Improper centering

All of the above

A certified well contractor of the appropriate level is not required on site for all activities

True

False

WELL CONTRACTORS CERTIFICATION CONSTRUCTION EXAM