---
kind: "unit"
title: "30"
title_heading: "Mineral Resources"
key: "chI/subchO/part77"
level: "part"
label: "Part 77"
heading: "Mandatory Safety Standards, Surface Coal Mines and Surface Work Areas of Underground Coal Mines"
release: "ecfr-current"
date: "2026-08-27"
url: "https://uscodex.org/cfr/30/chI-subchO-part77"
sections_count: 274
---

# Part 77 — Mandatory Safety Standards, Surface Coal Mines and Surface Work Areas of Underground Coal Mines

Title 30 C.F.R. — Mineral Resources › Chapter I — Mine Safety and Health Administration, Department of Labor › Subchapter O — Coal Mine Safety and Health

## Contents

- [Subpart A — General](/cfr/30/chI-subchO-part77-subpartA.md)
- [Subpart B — Qualified and Certified Persons](/cfr/30/chI-subchO-part77-subpartB.md)
- [Subpart C — Surface Installations](/cfr/30/chI-subchO-part77-subpartC.md)
- [Subpart D — Thermal Dryers](/cfr/30/chI-subchO-part77-subpartD.md)
- [Subpart E — Safeguards for Mechanical Equipment](/cfr/30/chI-subchO-part77-subpartE.md)
- [Subpart F — Electrical Equipment—General](/cfr/30/chI-subchO-part77-subpartF.md)
- [Subpart G — Trailing Cables](/cfr/30/chI-subchO-part77-subpartG.md)
- [Subpart H — Grounding](/cfr/30/chI-subchO-part77-subpartH.md)
- [Subpart I — Surface High-Voltage Distribution](/cfr/30/chI-subchO-part77-subpartI.md)
- [Subpart J — Low- and Medium-Voltage Alternating Current Circuits](/cfr/30/chI-subchO-part77-subpartJ.md)
- [Subpart K — Ground Control](/cfr/30/chI-subchO-part77-subpartK.md)
- [Subpart L — Fire Protection](/cfr/30/chI-subchO-part77-subpartL.md)
- [Subpart M — Maps](/cfr/30/chI-subchO-part77-subpartM.md)
- [Subpart N — Explosives and Blasting](/cfr/30/chI-subchO-part77-subpartN.md)
- [Subpart O — Personnel Hoisting](/cfr/30/chI-subchO-part77-subpartO.md)
- [Subpart P — Auger Mining](/cfr/30/chI-subchO-part77-subpartP.md)
- [Subpart Q — Loading and Haulage](/cfr/30/chI-subchO-part77-subpartQ.md)
- [Subpart R — Miscellaneous](/cfr/30/chI-subchO-part77-subpartR.md)
- [Subpart S — Trolley Wires and Trolley Feeder Wires](/cfr/30/chI-subchO-part77-subpartS.md)
- [Subpart T — Slope and Shaft Sinking](/cfr/30/chI-subchO-part77-subpartT.md)
- [Subpart U — Approved Books and Records [Reserved]](/cfr/30/chI-subchO-part77-subpartU.md)
- [Subpart V — Safety Program for Surface Mobile Equipment](/cfr/30/chI-subchO-part77-subpartV.md)