FlexiQuiz - WELL CONTRACTORS CERTIFICATION CONSTRUCTION EXAM

Haw is sacking used when removing a wells screen

Strips are fastened to the pulling pipe

Wired just above a coupling at the lower end of the pulling pipe

Wired just above a ring welded on the pipe

All of the above

Groundwater is the water that fills the fractures, pore spaces and other openings in soil and rock formations

True

False

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

Neat cement grout shall consist of a mixture of not more than ______gallons of clear, potable water to _____94 pound bag of Portland cement

10 gal, 2 bags

6 gal, 1 bag

8 gal, 3 bags

22 gal, 4 bags

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

Test well

Exploratory hole

Excavation site

None of the above

WELL CONTRACTORS CERTIFICATION CONSTRUCTION EXAM