What is NOT required when using pitless adapters or units as a method of well head completion:
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
The diameter of the well casing should be _____ sizes larger than the nominal diameter of the pump
Within how many days should a well be grouted after the casing is set:
For water well drilling, a weight of about _____ lb per gallon is desirable:
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