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Code · CFR · Title 30 — Mineral Resources · Part 57 · § 57.4461

§ 57.4461. Gasoline use restrictions underground.

85 words·~1 min read·/us/cfr/t30/s§ 57.4461·

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If gasoline is used underground to power internal combustion engines---
(a)The mine shall be nongassy and shall have multiple horizontal or inclined roadways from the surface large enough to accommodate vehicular traffic;
(b)All roadways and other openings shall connect with another opening every 100 feet by a passage large enough to accommodate any vehicle in the mine or alternate routes shall provide equivalent escape capabilities; and
(c)No roadway or other opening shall be supported or lined with wood or other combustible materials.
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§ 57.4461
Gasoline use restrictions underground.
Fed. Reg.×1
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