R 299.2359 Surface casing.

Rule 2359. (1) Surface casing shall be set a minimum of 100 feet below the base of the glacial drift into competent bedrock and 100 feet below all fresh water strata. (2) Surface casing shall be cemented as provided by R 299.2362 and shall be circulated to the surface. If the cement falls back or fails to circulate to the surface, then the open annulus space shall be sealed with cement or other equivalent materials approved by the supervisor of mineral wells or authorized representative of the supervisor of mineral wells before resuming drilling. (3) Hole size for surface casing shall be as specified in R 299.2361(4). (4) A test well that does not penetrate below the deepest fresh water stratum is exempt from this rule. Editor's Note: An obvious error in R 299.2359 was corrected at the request of the promulgating agency, pursuant to Section 56 of 1969 PA 306, as amended by 2000 PA 262, MCL 24.256. The rule containing the error was published in Annual Administrative Code Supplement, 2004. The memorandum requesting the correction was published in Michigan Register, 2015 MR 22.