30 CFR § 75.1101-13 - Dry powder chemical systems; general.

---
identifier: "/us/cfr/t30/s75.1101-13"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "30 CFR § 75.1101-13 - Dry powder chemical systems; general."
title_number: 30
title_name: "Mineral Resources"
section_number: "75.1101-13"
section_name: "Dry powder chemical systems; general."
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: "2026-03-24"
last_updated: "2026-03-24"
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"
---


# 75.1101-13 Dry powder chemical systems; general.

Self-contained dry powder chemical systems may be installed to protect main and secondary belt conveyor drives, however, where such systems are employed, they shall be installed and maintained in accordance with the provisions of §§ 75.1101-14 through 75.1101-22.