§ 78.84. Casing standards.

 (a)  The operator shall install casing that can withstand the effects of tension, and prevent burst and collapse during its installation, cementing and subsequent drilling and producing operations.

 (b)  The operator shall equip the casing string with appropriate equipment to center the casing through the hole in fresh groundwater zones. This equipment is not required when existing hole conditions such as caving or crookedness might cause loss of the well or result in a defective cement job.

 (c)  When casing through a workable coal seam, the operator shall install coal protective casing that has a minimum wall thickness of 0.23 inches.

Source

   The provisions of this §  78.84 adopted July 28, 1989, effective July 29, 1989, 19 Pa.B. 3229.

Cross References

   This section cited in 25 Pa. Code §  78.81 (relating to general provisions); 25 Pa. Code §  78.102 (relating to criteria for approval of inactive status); and 25 Pa. Code §  78.103 (relating to annual monitoring of inactive wells).


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