(225 ILCS 705/13.17) Sec. 13.17. Methane extraction.
(a) In this Section: "Blowout preventer" means an emergency shut-off valve |
| installed on the wellhead during the drilling or testing of a well that incorporates hydraulic pipe rams capable of closing the space around the drillpipe against very high pressure.
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"Conductor pipe" means a short string of
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| large-diameter casing used to keep the top of the wellbore open and to provide a means of conveying the up-flowing drilling fluid from the wellbore to the mud pit.
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"Gas detector" means a mechanical, electrical, or
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| chemical device that automatically identifies and records or registers the levels of various gases.
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(b) Methane extraction from sealed areas of active mines or abandoned mines that are attached to active working mines must include a conductor pipe cemented in place, a blowout preventer, and a gas detector.
(Source: P.A. 94-1041, eff. 7-24-06.)
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