30 CFR 57.22313
§ 57.22313 Explosion-protection systems (I-C mines).
United States · 30 CFR — Mineral Resources · Status: effective
Cite this
- Citation
- 30 CFR 57.22313, § 57.22313 Explosion-protection systems (I-C mines), United States, version 1 as recorded 2026-07-09, yourstate.us, https://yourstate.us/provision/133280
- Permanent ID
ys:prov:133280@1- SHA-256
36a4ad29f72c79d32f0f4dd1a800f9f599d1b82d999abfbed501d6796083c041
The hash is SHA-256 of this version's text, with every run of whitespace collapsed to a single space and the ends trimmed. The ID always leads back here, and checking it says whether the text you cited is still the current version.
Full text
Pressure-relief systems including vents, or explosion suppression systems, shall be provided on explosive dust handling and processing equipment and on facilities housing such equipment. Vents shall be installed so that forces are directed away from persons should an explosion occur. The ratio of vent size to internal size of the equipment or facility shall not be less than one square foot of vent for each 80 cubic feet of volume or space.
Legislative history
This is a federal regulation, adopted through agency rulemaking under the Administrative Procedure Act — not enacted by a recorded vote of Congress.