30 CFR 57.9309 : Mineral Resources (§ 1.1 To Parts 1291-1299) — (§ 1.1 To Parts 105-199) — Mine Safety And Health Administration, Department Of Labor (§ 1.1 To Parts 105-199) — Metal And Nonmetal Mine Safety And Health (§ 56.1 To § 58.620) — Safety And Health Standards - Underground Metal And Nonmetal Mines (§ 57.1 To Appendix I To Subpart T Of Part 57) — Loading, Hauling, And Dumping (§ 57.9100 To § 57.9362) — Safety Devices, Provisions, And Procedures For Roadways, Railroads, And Loading And Dumping Sites (§ 57.9300 To § 57.9362) — Chute design.