- (1) Concrete or cement grout used as a sealing material in abandonment operations shall be introduced at the bottom of the well or required sealing interval. All cement sealing materials shall be placed to avoid segregation or dilution of the sealing materials.
Authorizing statute(s): 37-43-202(3), MCA
Implementing statute(s): 37-43-202(3), MCA
History: NEW, 1991 MAR p. 913, Eff. 6/14/91; AMD, 1997 MAR p. 65, Eff. 1/17/97.