Regulatory Text
30 C.F.R. § 57.4131 — Surface fan installations and mine openings.
§ 57.4131 Surface fan installations and mine openings. (a) On the surface, no more than one day's supply of combustible materials shall be stored within 100 feet of mine openings or within 100 feet of fan installations used for underground ventilation. (b) the one-day supply shall be kept at least 25 feet away from any mine opening except during transit into the mine. (c) Dry vegetation shall not be permitted within 25 feet of mine openings.
Source: ecfr.gov · govinfo.gov — public domain
Official Source ↗
Root-LD Entity Data
◈ Machine-Readable Provenance Record
Root-LD v1.0 · boisestandard.org
Federation ID
BS-CFR30-SEC-E02B74
Entity Class
REGULATION / FEDERAL-CFR-SECTION
Domain Signature
boisestandard.org
Citation
30 C.F.R. § 57.4131
Corpus
CFR — Code of Federal Regulations
Status
✓ ACTIVE
Source
PRIMARY-SOURCE
Source Verified
✓ TRUE
Content Hash
0bf953ef2d460bc9...
Semantic Edges
Pending — corpus passes queued
The regulatory text of 30 C.F.R. § 57.4131 is reproduced from the official Code of Federal Regulations as published by the Office of the Federal Register and the National Archives and Records Administration.
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Title 30 — Mineral Resources
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30 C.F.R. — public domain
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