30 CFR Part 717 — Underground Mining General Performance Standards
- § 717.10— Information collection.
- § 717.11— General obligations.
- § 717.12— Signs and markers.
- § 717.14— Backfilling and grading of road cuts, mine entry area cuts, and other surface work areas.
- § 717.15— Disposal of excess rock and earth materials on surface areas.
- § 717.17— Protection of the hydrologic system.
- § 717.18— Dams constructed of or impounding waste material.
- § 717.20— Topsoil handling and revegetation.