Illinois Administrative Code
Title 62 - MINING
Part 245 - HYDRAULIC FRACTURING REGULATORY ACT
Subpart E - WELL CONSTRUCTION
Section 245.520 - Cement Requirements
Current through Register Vol. 48, No. 12, March 22, 2024
All cementing activities for well construction shall meet the requirements of this Section.
a) Cement must conform to the industry standards set forth in the document referenced in Section 245.115(a)(1). (Section 1-70(d)(4) of the Act)
b) Cement slurry must be prepared to minimize its free water content in accordance with the industry standards set forth in the document referenced in Section 245.115(a)(1). (Section 1-70(d)(4) of the Act)
c) Cement activities shall be designed and constructed in a manner to:
d) For all cementing activities, the cement must be pumped at a rate and in a flow regime that inhibits channeling of the cement in the annulus (Section 1-70(d)(7) of the Act).
e) Cement must be placed behind all surface, intermediate and production casing pursuant to the requirements of Sections 245.530, 245.560 and 245.570, respectively.
f) After the cement is placed behind the casing, the permittee shall wait on cement to set until the cement achieves a calculated compressive strength of at least 500 pounds per square inch, and a minimum of 8 hours before the casing is disturbed in any way, including installation of a blowout preventer (Section 1-70(d)(8) of the Act).
g) Cement compressive strength tests must be performed on all cemented surface, intermediate, and production casing strings in accordance with the industry standards set forth in the document referenced in Section 245.115(a)(1):
h) Cement job logs must be kept for all cementing activities pursuant to the following requirements: