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WELL CONTRACTORS CERTIFICATION CONSTRUCTION STANDARDS QUIZ2
4ee0c5f6-0197-4052-810a-afbf518bc4b5
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
When choosing the size of the casing, the controlling factor is usually the size of the ________
Aquifer
Pump
House
Building
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
When a repair is performed on a well the following must be adhered to:
Wellhead must remain at least 12 inches above surface
The grout removed must be replaced
All materials used in repair must be approved
All of the above
Why is development work important for water wells
Corrects damage to or clogging of formation
Increases porosity of the natural formation
Stabilizes the sand formed around the screen
All of the above
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