312 IAC 29-33-19
312 IAC 29-33-19 Approved materials for filling intervals between plugs
Cite as Ind. Admin. Code tit. 312, r. 29-33-19
Sec. 19. (a) This section establishes requirements for filling intervals between plugs required under this rule.
(b) Unless specified otherwise, the uncemented intervals between any plugs required under this rule may be filled with:
(1) pea gravel;
(2) crushed rock;
(3) mud or bentonite gel; or
(4) water.