Skip to content
LexBuild

30 CFR § 75.401-1 - Excessive amounts of dust.

---
identifier: "/us/cfr/t30/s75.401-1"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "30 CFR § 75.401-1 - Excessive amounts of dust."
title_number: 30
title_name: "Mineral Resources"
section_number: "75.401-1"
section_name: "Excessive amounts of dust."
chapter_name: "MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR"
subchapter_number: "O"
subchapter_name: "COAL MINE SAFETY AND HEALTH"
part_number: "75"
part_name: "MANDATORY SAFETY STANDARDS—UNDERGROUND COAL MINES"
positive_law: false
currency: "2026-04-05"
last_updated: "2026-04-05"
format_version: "1.1.0"
generator: "[email protected]"
authority: "30 U.S.C. 811, 813(h), 957."
regulatory_source: "35 FR 17890, Nov. 20, 1970, unless otherwise noted."
cfr_part: "75"
---

# 75.401-1 Excessive amounts of dust.

The term “excessive amounts of dust” means coal and float coal dust in the air in such amounts as to create the potential of an explosion hazard.