WELL CONTRACTORS CERTIFICATION CONSTRUCTION STANDARDS QUIZ1

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

A drive shoe that is attached to the lower end of the string of casing prevents damage to the bottom of the:

Regardless of the method of well construction and type of pump to be installed, the top of the casing should be terminated at least ______ inches above land surface

What can cause channeling of slurry to happen:

The chlorine solution shall stand in the well for a period of minimum _____hours or more