Title 30

PART 56

Part 56 - Safety And Health Standards - Surface Metal And Nonmetal Mines

PART 56 - SAFETY AND HEALTH STANDARDS - SURFACE METAL AND NONMETAL MINES Authority:30 U.S.C. 811. Source:50 FR 4054, Jan. 29, 1985, unless otherwise noted.

• Authority: 30 U.S.C. 811.
• Source: 50 FR 4054, Jan. 29, 1985, unless otherwise noted.

30:1.0.1.8.29.1	SUBPART A	Subpart A - General
30:1.0.1.8.29.1.36	SUBJGRP 36	Procedures
30:1.0.1.8.29.1.36.1	SECTION 56.1	56.1 Purpose and scope.
30:1.0.1.8.29.1.36.2	SECTION 56.2	56.2 Definitions.
30:1.0.1.8.29.1.36.3	SECTION 56.1000	56.1000 Notification of commencement of operations and closing of mines.
30:1.0.1.8.29.2	SUBPART B	Subpart B - Ground Control
30:1.0.1.8.29.2.37	SUBJGRP 37	Mining Methods
30:1.0.1.8.29.2.37.1	SECTION 56.3000	56.3000 Definitions.
30:1.0.1.8.29.2.37.2	SECTION 56.3130	56.3130 Wall, bank, and slope stability.
30:1.0.1.8.29.2.37.3	SECTION 56.3131	56.3131 Pit or quarry wall perimeter.
30:1.0.1.8.29.2.38	SUBJGRP 38	Scaling and Support
30:1.0.1.8.29.2.38.4	SECTION 56.3200	56.3200 Correction of hazardous conditions.
30:1.0.1.8.29.2.38.5	SECTION 56.3201	56.3201 Location for performing scaling.
30:1.0.1.8.29.2.38.6	SECTION 56.3202	56.3202 Scaling tools.
30:1.0.1.8.29.2.38.7	SECTION 56.3203	56.3203 Rock fixtures.
30:1.0.1.8.29.2.39	SUBJGRP 39	Precautions
30:1.0.1.8.29.2.39.8	SECTION 56.3400	56.3400 Secondary breakage.
30:1.0.1.8.29.2.39.9	SECTION 56.3401	56.3401 Examination of ground conditions.
30:1.0.1.8.29.2.39.10	SECTION 56.3430	56.3430 Activity between machinery or equipment and the highwall or bank.
30:1.0.1.8.29.3	SUBPART C	Subpart C - Fire Prevention and Control
30:1.0.1.8.29.3.40	SUBJGRP 40	Prohibitions/Precautions/Housekeeping
30:1.0.1.8.29.3.40.1	SECTION 56.4000	56.4000 Definitions.
30:1.0.1.8.29.3.40.2	SECTION 56.4011	56.4011 Abandoned electric circuits.
30:1.0.1.8.29.3.40.3	SECTION 56.4100	56.4100 Smoking and use of open flames.
30:1.0.1.8.29.3.40.4	SECTION 56.4101	56.4101 Warning signs.
30:1.0.1.8.29.3.40.5	SECTION 56.4102	56.4102 Spillage and leakage.
30:1.0.1.8.29.3.40.6	SECTION 56.4103	56.4103 Fueling internal combustion engines.
30:1.0.1.8.29.3.40.7	SECTION 56.4104	56.4104 Combustible waste.
30:1.0.1.8.29.3.40.8	SECTION 56.4130	56.4130 Electric substations and liquid storage facilities.
30:1.0.1.8.29.3.41	SUBJGRP 41	Firefighting Equipment
30:1.0.1.8.29.3.41.9	SECTION 56.4200	56.4200 General requirements.
30:1.0.1.8.29.3.41.10	SECTION 56.4201	56.4201 Inspection.
30:1.0.1.8.29.3.41.11	SECTION 56.4202	56.4202 Fire hydrants.
30:1.0.1.8.29.3.41.12	SECTION 56.4203	56.4203 Extinguisher recharging or replacement.
30:1.0.1.8.29.3.41.13	SECTION 56.4230	56.4230 Self-propelled equipment.
30:1.0.1.8.29.3.42	SUBJGRP 42	Firefighting Procedures/Alarms/Drills
30:1.0.1.8.29.3.42.14	SECTION 56.4330	56.4330 Firefighting, evacuation, and rescue procedures.
30:1.0.1.8.29.3.42.15	SECTION 56.4331	56.4331 Firefighting drills.
30:1.0.1.8.29.3.43	SUBJGRP 43	Flammable and Combustible Liquids and Gases
30:1.0.1.8.29.3.43.16	SECTION 56.4400	56.4400 Use restrictions.
30:1.0.1.8.29.3.43.17	SECTION 56.4401	56.4401 Storage tank foundations.
30:1.0.1.8.29.3.43.18	SECTION 56.4402	56.4402 Safety can use.
30:1.0.1.8.29.3.43.19	SECTION 56.4430	56.4430 Storage facilities.
30:1.0.1.8.29.3.44	SUBJGRP 44	Installation/Construction/Maintenance
30:1.0.1.8.29.3.44.20	SECTION 56.4500	56.4500 Heat sources.
30:1.0.1.8.29.3.44.21	SECTION 56.4501	56.4501 Fuel lines.
30:1.0.1.8.29.3.44.22	SECTION 56.4502	56.4502 Battery-charging stations.
30:1.0.1.8.29.3.44.23	SECTION 56.4503	56.4503 Conveyor belt slippage.
30:1.0.1.8.29.3.44.24	SECTION 56.4530	56.4530 Exits.
30:1.0.1.8.29.3.44.25	SECTION 56.4531	56.4531 Flammable or combustible liquid storage buildings or rooms.
30:1.0.1.8.29.3.45	SUBJGRP 45	Welding/Cutting/Compressed Gases
30:1.0.1.8.29.3.45.26	SECTION 56.4600	56.4600 Extinguishing equipment.
30:1.0.1.8.29.3.45.27	SECTION 56.4601	56.4601 Oxygen cylinder storage.
30:1.0.1.8.29.3.45.28	SECTION 56.4602	56.4602 Gauges and regulators.
30:1.0.1.8.29.3.45.29	SECTION 56.4603	56.4603 Closure of valves.
30:1.0.1.8.29.3.45.30	SECTION 56.4604	56.4604 Preparation of pipelines or containers.
30:1.0.1.8.29.3.46.31.5	APPENDIX Appendix I	Appendix I to Subpart C of Part 56 - National Consensus Standards
30:1.0.1.8.29.4	SUBPART D	Subpart D - Air Quality and Physical Agents
30:1.0.1.8.29.4.46	SUBJGRP 46	Air Quality
30:1.0.1.8.29.4.46.1	SECTION 56.5001	56.5001 Exposure limits for airborne contaminants.
30:1.0.1.8.29.4.46.2	SECTION 56.5002	56.5002 Exposure monitoring.
30:1.0.1.8.29.4.46.3	SECTION 56.5005	56.5005 Control of exposure to airborne contaminants.
30:1.0.1.8.29.4.46.4	SECTION 56.5006	56.5006 Restricted use of chemicals.
30:1.0.1.8.29.5	SUBPART E	Subpart E - Explosives
30:1.0.1.8.29.5.47	SUBJGRP 47	Storage
30:1.0.1.8.29.5.47.1	SECTION 56.6000	56.6000 Definitions.
30:1.0.1.8.29.5.47.2	SECTION 56.6100	56.6100 Separation of stored explosive material.
30:1.0.1.8.29.5.47.3	SECTION 56.6101	56.6101 Areas around explosive material storage facilities.
30:1.0.1.8.29.5.47.4	SECTION 56.6102	56.6102 Explosive material storage practices.
30:1.0.1.8.29.5.47.5	SECTION 56.6130	56.6130 Explosive material storage facilities.
30:1.0.1.8.29.5.47.6	SECTION 56.6131	56.6131 Location of explosive material storage facilities.
30:1.0.1.8.29.5.47.7	SECTION 56.6132	56.6132 Magazine requirements.
30:1.0.1.8.29.5.47.8	SECTION 56.6133	56.6133 Powder chests.
30:1.0.1.8.29.5.48	SUBJGRP 48	Transportation
30:1.0.1.8.29.5.48.9	SECTION 56.6200	56.6200 Delivery to storage or blast site areas.
30:1.0.1.8.29.5.48.10	SECTION 56.6201	56.6201 Separation of transported explosive material.
30:1.0.1.8.29.5.48.11	SECTION 56.6202	56.6202 Vehicles.
30:1.0.1.8.29.5.48.12	SECTION 56.6203	56.6203 Locomotives.
30:1.0.1.8.29.5.48.13	SECTION 56.6204	56.6204 Hoists.
30:1.0.1.8.29.5.48.14	SECTION 56.6205	56.6205 Conveying explosives by hand.
30:1.0.1.8.29.5.49	SUBJGRP 49	Use
30:1.0.1.8.29.5.49.15	SECTION 56.6300	56.6300 Control of blasting operations.
30:1.0.1.8.29.5.49.16	SECTION 56.6301	56.6301 Blasthole obstruction check.
30:1.0.1.8.29.5.49.17	SECTION 56.6302	56.6302 Separation of explosive material.
30:1.0.1.8.29.5.49.18	SECTION 56.6303	56.6303 Initiation preparation.
30:1.0.1.8.29.5.49.19	SECTION 56.6304	56.6304 Primer protection.
30:1.0.1.8.29.5.49.20	SECTION 56.6305	56.6305 Unused explosive material.
30:1.0.1.8.29.5.49.21	SECTION 56.6306	56.6306 Loading, blasting, and security.
30:1.0.1.8.29.5.49.22	SECTION 56.6307	56.6307 Drill stem loading.
30:1.0.1.8.29.5.49.23	SECTION 56.6308	56.6308 Initiation systems.
30:1.0.1.8.29.5.49.24	SECTION 56.6309	56.6309 Fuel oil requirements for ANFO.
30:1.0.1.8.29.5.49.25	SECTION 56.6310	56.6310 Misfire waiting period.
30:1.0.1.8.29.5.49.26	SECTION 56.6311	56.6311 Handling of misfires.
30:1.0.1.8.29.5.49.27	SECTION 56.6312	56.6312 Secondary blasting.
30:1.0.1.8.29.5.50	SUBJGRP 50	Electric Blasting
30:1.0.1.8.29.5.50.28	SECTION 56.6400	56.6400 Compatibility of electric detonators.
30:1.0.1.8.29.5.50.29	SECTION 56.6401	56.6401 Shunting.
30:1.0.1.8.29.5.50.30	SECTION 56.6402	56.6402 Deenergized circuits near detonators.
30:1.0.1.8.29.5.50.31	SECTION 56.6403	56.6403 Branch circuits.
30:1.0.1.8.29.5.50.32	SECTION 56.6404	56.6404 Separation of blasting circuits from power source.
30:1.0.1.8.29.5.50.33	SECTION 56.6405	56.6405 Firing devices.
30:1.0.1.8.29.5.50.34	SECTION 56.6406	56.6406 Duration of current flow.
30:1.0.1.8.29.5.50.35	SECTION 56.6407	56.6407 Circuit testing.
30:1.0.1.8.29.5.51	SUBJGRP 51	Nonelectric Blasting
30:1.0.1.8.29.5.51.36	SECTION 56.6500	56.6500 Damaged initiating material.
30:1.0.1.8.29.5.51.37	SECTION 56.6501	56.6501 Nonelectric initiation systems.
30:1.0.1.8.29.5.51.38	SECTION 56.6502	56.6502 Safety fuse.
30:1.0.1.8.29.5.52	SUBJGRP 52	Extraneous Electricity
30:1.0.1.8.29.5.52.39	SECTION 56.6600	56.6600 Loading practices.
30:1.0.1.8.29.5.52.40	SECTION 56.6601	56.6601 Grounding.
30:1.0.1.8.29.5.52.41	SECTION 56.6602	56.6602 Static electricity dissipation during loading.
30:1.0.1.8.29.5.52.42	SECTION 56.6603	56.6603 Air gap.
30:1.0.1.8.29.5.52.43	SECTION 56.6604	56.6604 Precautions during storms.
30:1.0.1.8.29.5.52.44	SECTION 56.6605	56.6605 Isolation of blasting circuits.
30:1.0.1.8.29.5.53	SUBJGRP 53	Equipment/Tools
30:1.0.1.8.29.5.53.45	SECTION 56.6700	56.6700 Nonsparking tools.
30:1.0.1.8.29.5.53.46	SECTION 56.6701	56.6701 Tamping and loading pole requirements.
30:1.0.1.8.29.5.54	SUBJGRP 54	Maintenance
30:1.0.1.8.29.5.54.47	SECTION 56.6800	56.6800 Storage facilities.
30:1.0.1.8.29.5.54.48	SECTION 56.6801	56.6801 Vehicle repair.
30:1.0.1.8.29.5.54.49	SECTION 56.6802	56.6802 Bulk delivery vehicles.
30:1.0.1.8.29.5.54.50	SECTION 56.6803	56.6803 Blasting lines.
30:1.0.1.8.29.5.55	SUBJGRP 55	General Requirements
30:1.0.1.8.29.5.55.51	SECTION 56.6900	56.6900 Damaged or deteriorated explosive material.
30:1.0.1.8.29.5.55.52	SECTION 56.6901	56.6901 Black powder.
30:1.0.1.8.29.5.55.53	SECTION 56.6902	56.6902 Excessive temperatures.
30:1.0.1.8.29.5.55.54	SECTION 56.6903	56.6903 Burning explosive material.
30:1.0.1.8.29.5.55.55	SECTION 56.6904	56.6904 Smoking and open flames.
30:1.0.1.8.29.5.55.56	SECTION 56.6905	56.6905 Protection of explosive material.
30:1.0.1.8.29.6	SUBPART F	Subpart F - Drilling and Rotary Jet Piercing
30:1.0.1.8.29.6.56	SUBJGRP 56	Drilling
30:1.0.1.8.29.6.56.1	SECTION 56.7002	56.7002 Equipment defects.
30:1.0.1.8.29.6.56.2	SECTION 56.7003	56.7003 Drill area inspection.
30:1.0.1.8.29.6.56.3	SECTION 56.7004	56.7004 Drill mast.
30:1.0.1.8.29.6.56.4	SECTION 56.7005	56.7005 Augers and drill stems.
30:1.0.1.8.29.6.56.5	SECTION 56.7008	56.7008 Moving the drill.
30:1.0.1.8.29.6.56.6	SECTION 56.7009	56.7009 Drill helpers.
30:1.0.1.8.29.6.56.7	SECTION 56.7010	56.7010 Power failures.
30:1.0.1.8.29.6.56.8	SECTION 56.7011	56.7011 Straightening crossed cables.
30:1.0.1.8.29.6.56.9	SECTION 56.7012	56.7012 Tending drills in operation.
30:1.0.1.8.29.6.56.10	SECTION 56.7013	56.7013 Covering or guarding drill holes.
30:1.0.1.8.29.6.56.11	SECTION 56.7018	56.7018 Hand clearance.
30:1.0.1.8.29.6.56.12	SECTION 56.7050	56.7050 Tool and drill steel racks.
30:1.0.1.8.29.6.56.13	SECTION 56.7051	56.7051 Loose objects on the mast or drill platform.
30:1.0.1.8.29.6.56.14	SECTION 56.7052	56.7052 Drilling positions.
30:1.0.1.8.29.6.56.15	SECTION 56.7053	56.7053 Moving hand-held drills.
30:1.0.1.8.29.6.56.16	SECTION 56.7055	56.7055 Intersecting holes.
30:1.0.1.8.29.6.56.17	SECTION 56.7056	56.7056 Collaring in bootlegs.
30:1.0.1.8.29.6.57	SUBJGRP 57	Rotary Jet Piercing
30:1.0.1.8.29.6.57.18	SECTION 56.7801	56.7801 Jet drills.
30:1.0.1.8.29.6.57.19	SECTION 56.7802	56.7802 Oxygen hose lines.
30:1.0.1.8.29.6.57.20	SECTION 56.7803	56.7803 Lighting the burner.
30:1.0.1.8.29.6.57.21	SECTION 56.7804	56.7804 Refueling.
30:1.0.1.8.29.6.57.22	SECTION 56.7805	56.7805 Smoking and open flames.
30:1.0.1.8.29.6.57.23	SECTION 56.7806	56.7806 Oxygen intake coupling.
30:1.0.1.8.29.6.57.24	SECTION 56.7807	56.7807 Flushing the combustion chamber.
30:1.0.1.8.29.7	SUBPART G	Subpart G [Reserved]
30:1.0.1.8.29.8	SUBPART H	Subpart H - Loading, Hauling, and Dumping
30:1.0.1.8.29.8.58	SUBJGRP 58	Traffic Safety
30:1.0.1.8.29.8.58.1	SECTION 56.9100	56.9100 Traffic control.
30:1.0.1.8.29.8.58.2	SECTION 56.9101	56.9101 Operating speeds and control of equipment.
30:1.0.1.8.29.8.58.3	SECTION 56.9102	56.9102 Movement of independently operating rail equipment.
30:1.0.1.8.29.8.58.4	SECTION 56.9103	56.9103 Clearance on adjacent tracks.
30:1.0.1.8.29.8.58.5	SECTION 56.9104	56.9104 Railroad crossings.
30:1.0.1.8.29.8.59	SUBJGRP 59	Transportation of Persons and Materials
30:1.0.1.8.29.8.59.6	SECTION 56.9200	56.9200 Transporting persons.
30:1.0.1.8.29.8.59.7	SECTION 56.9201	56.9201 Loading, hauling, and unloading of equipment or supplies.
30:1.0.1.8.29.8.59.8	SECTION 56.9202	56.9202 Loading and hauling large rocks.
30:1.0.1.8.29.8.60	SUBJGRP 60	Safety Devices, Provisions, and Procedures for Roadways, Railroads, and Loading and Dumping Sites
30:1.0.1.8.29.8.60.9	SECTION 56.9300	56.9300 Berms or guardrails.
30:1.0.1.8.29.8.60.10	SECTION 56.9301	56.9301 Dump site restraints.
30:1.0.1.8.29.8.60.11	SECTION 56.9302	56.9302 Protection against moving or runaway railroad equipment.
30:1.0.1.8.29.8.60.12	SECTION 56.9303	56.9303 Construction of ramps and dumping facilities.
30:1.0.1.8.29.8.60.13	SECTION 56.9304	56.9304 Unstable ground.
30:1.0.1.8.29.8.60.14	SECTION 56.9305	56.9305 Truck spotters.
30:1.0.1.8.29.8.60.15	SECTION 56.9306	56.9306 Warning devices for restricted clearances.
30:1.0.1.8.29.8.60.16	SECTION 56.9307	56.9307 Design, installation, and maintenance of railroads.
30:1.0.1.8.29.8.60.17	SECTION 56.9308	56.9308 Switch throws.
30:1.0.1.8.29.8.60.18	SECTION 56.9309	56.9309 Chute design.
30:1.0.1.8.29.8.60.19	SECTION 56.9310	56.9310 Chute hazards.
30:1.0.1.8.29.8.60.20	SECTION 56.9311	56.9311 Anchoring stationary sizing devices.
30:1.0.1.8.29.8.60.21	SECTION 56.9312	56.9312 Working around drawholes.
30:1.0.1.8.29.8.60.22	SECTION 56.9313	56.9313 Roadway maintenance.
30:1.0.1.8.29.8.60.23	SECTION 56.9314	56.9314 Trimming stockpile and muckpile faces.
30:1.0.1.8.29.8.60.24	SECTION 56.9315	56.9315 Dust control.
30:1.0.1.8.29.8.60.25	SECTION 56.9316	56.9316 Notifying the equipment operator.
30:1.0.1.8.29.8.60.26	SECTION 56.9317	56.9317 Suspended loads.
30:1.0.1.8.29.8.60.27	SECTION 56.9318	56.9318 Getting on or off moving equipment.
30:1.0.1.8.29.8.60.28	SECTION 56.9319	56.9319 Going over, under, or between railcars.
30:1.0.1.8.29.8.60.29	SECTION 56.9330	56.9330 Clearance for surface equipment.
30:1.0.1.8.29.9	SUBPART I	Subpart I - Aerial Tramways
30:1.0.1.8.29.9.61.1	SECTION 56.10001	56.10001 Filling buckets.
30:1.0.1.8.29.9.61.2	SECTION 56.10002	56.10002 Inspection and maintenance.
30:1.0.1.8.29.9.61.3	SECTION 56.10003	56.10003 Correction of defects.
30:1.0.1.8.29.9.61.4	SECTION 56.10004	56.10004 Brakes.
30:1.0.1.8.29.9.61.5	SECTION 56.10005	56.10005 Track cable connections.
30:1.0.1.8.29.9.61.6	SECTION 56.10006	56.10006 Tower guards.
30:1.0.1.8.29.9.61.7	SECTION 56.10007	56.10007 Falling object protection.
30:1.0.1.8.29.9.61.8	SECTION 56.10008	56.10008 Riding tramways.
30:1.0.1.8.29.9.61.9	SECTION 56.10009	56.10009 Riding loaded buckets.
30:1.0.1.8.29.9.61.10	SECTION 56.10010	56.10010 Starting precautions.
30:1.0.1.8.29.10	SUBPART J	Subpart J - Travelways
30:1.0.1.8.29.10.61.1	SECTION 56.11001	56.11001 Safe access.
30:1.0.1.8.29.10.61.2	SECTION 56.11002	56.11002 Handrails and toeboards.
30:1.0.1.8.29.10.61.3	SECTION 56.11003	56.11003 Construction and maintenance of ladders.
30:1.0.1.8.29.10.61.4	SECTION 56.11004	56.11004 Portable rigid ladders.
30:1.0.1.8.29.10.61.5	SECTION 56.11005	56.11005 Fixed ladder anchorage and toe clearance.
30:1.0.1.8.29.10.61.6	SECTION 56.11006	56.11006 Fixed ladder landings.
30:1.0.1.8.29.10.61.7	SECTION 56.11007	56.11007 Wooden components of ladders.
30:1.0.1.8.29.10.61.8	SECTION 56.11008	56.11008 Restricted clearance.
30:1.0.1.8.29.10.61.9	SECTION 56.11009	56.11009 Walkways along conveyors.
30:1.0.1.8.29.10.61.10	SECTION 56.11010	56.11010 Stairstep clearance.
30:1.0.1.8.29.10.61.11	SECTION 56.11011	56.11011 Use of ladders.
30:1.0.1.8.29.10.61.12	SECTION 56.11012	56.11012 Protection for openings around travelways.
30:1.0.1.8.29.10.61.13	SECTION 56.11013	56.11013 Conveyor crossovers.
30:1.0.1.8.29.10.61.14	SECTION 56.11014	56.11014 Crossing moving conveyors.
30:1.0.1.8.29.10.61.15	SECTION 56.11016	56.11016 Snow and ice on walkways and travelways.
30:1.0.1.8.29.10.61.16	SECTION 56.11017	56.11017 Inclined fixed ladders.
30:1.0.1.8.29.10.61.17	SECTION 56.11025	56.11025 Railed landings, backguards, and other protection for fixed ladders.
30:1.0.1.8.29.10.61.18	SECTION 56.11026	56.11026 Protection for inclined fixed ladders.
30:1.0.1.8.29.10.61.19	SECTION 56.11027	56.11027 Scaffolds and working platforms.
30:1.0.1.8.29.11	SUBPART K	Subpart K - Electricity
30:1.0.1.8.29.11.61.1	SECTION 56.12001	56.12001 Circuit overload protection.
30:1.0.1.8.29.11.61.2	SECTION 56.12002	56.12002 Controls and switches.
30:1.0.1.8.29.11.61.3	SECTION 56.12003	56.12003 Trailing cable overload protection.
30:1.0.1.8.29.11.61.4	SECTION 56.12004	56.12004 Electrical conductors.
30:1.0.1.8.29.11.61.5	SECTION 56.12005	56.12005 Protection of power conductors from mobile equipment.
30:1.0.1.8.29.11.61.6	SECTION 56.12006	56.12006 Distribution boxes.
30:1.0.1.8.29.11.61.7	SECTION 56.12007	56.12007 Junction box connection procedures.
30:1.0.1.8.29.11.61.8	SECTION 56.12008	56.12008 Insulation and fittings for power wires and cables.
30:1.0.1.8.29.11.61.9	SECTION 56.12010	56.12010 Isolation or insulation of communication conductors.
30:1.0.1.8.29.11.61.10	SECTION 56.12011	56.12011 High-potential electrical conductors.
30:1.0.1.8.29.11.61.11	SECTION 56.12012	56.12012 Bare signal wires.
30:1.0.1.8.29.11.61.12	SECTION 56.12013	56.12013 Splices and repairs of power cables.
30:1.0.1.8.29.11.61.13	SECTION 56.12014	56.12014 Handling energized power cables.
30:1.0.1.8.29.11.61.14	SECTION 56.12016	56.12016 Work on electrically-powered equipment.
30:1.0.1.8.29.11.61.15	SECTION 56.12017	56.12017 Work on power circuits.
30:1.0.1.8.29.11.61.16	SECTION 56.12018	56.12018 Identification of power switches.
30:1.0.1.8.29.11.61.17	SECTION 56.12019	56.12019 Access to stationary electrical equipment or switchgear.
30:1.0.1.8.29.11.61.18	SECTION 56.12020	56.12020 Protection of persons at switchgear.
30:1.0.1.8.29.11.61.19	SECTION 56.12021	56.12021 Danger signs.
30:1.0.1.8.29.11.61.20	SECTION 56.12022	56.12022 Authorized persons at major electrical installations.
30:1.0.1.8.29.11.61.21	SECTION 56.12023	56.12023 Guarding electrical connections and resistor grids.
30:1.0.1.8.29.11.61.22	SECTION 56.12025	56.12025 Grounding circuit enclosures.
30:1.0.1.8.29.11.61.23	SECTION 56.12026	56.12026 Grounding transformer and switchgear enclosures.
30:1.0.1.8.29.11.61.24	SECTION 56.12027	56.12027 Grounding mobile equipment.
30:1.0.1.8.29.11.61.25	SECTION 56.12028	56.12028 Testing grounding systems.
30:1.0.1.8.29.11.61.26	SECTION 56.12030	56.12030 Correction of dangerous conditions.
30:1.0.1.8.29.11.61.27	SECTION 56.12032	56.12032 Inspection and cover plates.
30:1.0.1.8.29.11.61.28	SECTION 56.12033	56.12033 Hand-held electric tools.
30:1.0.1.8.29.11.61.29	SECTION 56.12034	56.12034 Guarding around lights.
30:1.0.1.8.29.11.61.30	SECTION 56.12035	56.12035 Weatherproof lamp sockets.
30:1.0.1.8.29.11.61.31	SECTION 56.12036	56.12036 Fuse removal or replacement.
30:1.0.1.8.29.11.61.32	SECTION 56.12037	56.12037 Fuses in high-potential circuits.
30:1.0.1.8.29.11.61.33	SECTION 56.12038	56.12038 Attachment of trailing cables.
30:1.0.1.8.29.11.61.34	SECTION 56.12039	56.12039 Protection of surplus trailing cables.
30:1.0.1.8.29.11.61.35	SECTION 56.12040	56.12040 Installation of operating controls.
30:1.0.1.8.29.11.61.36	SECTION 56.12041	56.12041 Design of switches and starting boxes.
30:1.0.1.8.29.11.61.37	SECTION 56.12042	56.12042 Track bonding.
30:1.0.1.8.29.11.61.38	SECTION 56.12045	56.12045 Overhead powerlines.
30:1.0.1.8.29.11.61.39	SECTION 56.12047	56.12047 Guy wires.
30:1.0.1.8.29.11.61.40	SECTION 56.12048	56.12048 Communication conductors on power poles.
30:1.0.1.8.29.11.61.41	SECTION 56.12050	56.12050 Installation of trolley wires.
30:1.0.1.8.29.11.61.42	SECTION 56.12053	56.12053 Circuits powered from trolley wires.
30:1.0.1.8.29.11.61.43	SECTION 56.12065	56.12065 Short circuit and lightning protection.
30:1.0.1.8.29.11.61.44	SECTION 56.12066	56.12066 Guarding trolley wires and bare powerlines.
30:1.0.1.8.29.11.61.45	SECTION 56.12067	56.12067 Installation of transformers.
30:1.0.1.8.29.11.61.46	SECTION 56.12068	56.12068 Locking transformer enclosures.
30:1.0.1.8.29.11.61.47	SECTION 56.12069	56.12069 Lightning protection for telephone wires and ungrounded conductors.
30:1.0.1.8.29.11.61.48	SECTION 56.12071	56.12071 Movement or operation of equipment near high-voltage power lines.
30:1.0.1.8.29.12	SUBPART L	Subpart L - Compressed Air and Boilers
30:1.0.1.8.29.12.61.1	SECTION 56.13001	56.13001 General requirements for boilers and pressure vessels.
30:1.0.1.8.29.12.61.2	SECTION 56.13010	56.13010 Reciprocating-type air compressors.
30:1.0.1.8.29.12.61.3	SECTION 56.13011	56.13011 Air receiver tanks.
30:1.0.1.8.29.12.61.4	SECTION 56.13012	56.13012 Compressor air intakes.
30:1.0.1.8.29.12.61.5	SECTION 56.13015	56.13015 Inspection of compressed-air receivers and other unfired pressure vessels.
30:1.0.1.8.29.12.61.6	SECTION 56.13017	56.13017 Compressor discharge pipes.
30:1.0.1.8.29.12.61.7	SECTION 56.13019	56.13019 Pressure system repairs.
30:1.0.1.8.29.12.61.8	SECTION 56.13020	56.13020 Use of compressed air.
30:1.0.1.8.29.12.61.9	SECTION 56.13021	56.13021 High-pressure hose connections.
30:1.0.1.8.29.12.61.10	SECTION 56.13030	56.13030 Boilers.
30:1.0.1.8.29.13	SUBPART M	Subpart M - Machinery and Equipment
30:1.0.1.8.29.13.61	SUBJGRP 61	Safety Devices and Maintenance Requirements
30:1.0.1.8.29.13.61.1	SECTION 56.14000	56.14000 Definitions.
30:1.0.1.8.29.13.61.2	SECTION 56.14100	56.14100 Safety defects; examination, correction and records.
30:1.0.1.8.29.13.61.3	SECTION 56.14101	56.14101 Brakes.
30:1.0.1.8.29.13.61.4	SECTION 56.14102	56.14102 Brakes for rail equipment.
30:1.0.1.8.29.13.61.5	SECTION 56.14103	56.14103 Operators stations.
30:1.0.1.8.29.13.61.6	SECTION 56.14104	56.14104 Tire repairs.
30:1.0.1.8.29.13.61.7	SECTION 56.14105	56.14105 Procedures during repairs or maintenance.
30:1.0.1.8.29.13.61.8	SECTION 56.14106	56.14106 Falling object protection.
30:1.0.1.8.29.13.61.9	SECTION 56.14107	56.14107 Moving machine parts.
30:1.0.1.8.29.13.61.10	SECTION 56.14108	56.14108 Overhead drive belts.
30:1.0.1.8.29.13.61.11	SECTION 56.14109	56.14109 Unguarded conveyors with adjacent travelways.
30:1.0.1.8.29.13.61.12	SECTION 56.14110	56.14110 Flying or falling materials.
30:1.0.1.8.29.13.61.13	SECTION 56.14111	56.14111 Slusher, backlash guards and securing.
30:1.0.1.8.29.13.61.14	SECTION 56.14112	56.14112 Construction and maintenance of guards.
30:1.0.1.8.29.13.61.15	SECTION 56.14113	56.14113 Inclined conveyors: backstops or brakes.
30:1.0.1.8.29.13.61.16	SECTION 56.14114	56.14114 Air valves for pneumatic equipment.
30:1.0.1.8.29.13.61.17	SECTION 56.14115	56.14115 Stationary grinding machines.
30:1.0.1.8.29.13.61.18	SECTION 56.14116	56.14116 Hand-held power tools.
30:1.0.1.8.29.13.61.19	SECTION 56.14130	56.14130 Roll-over protective structures (ROPS) and seat belts.
30:1.0.1.8.29.13.61.20	SECTION 56.14131	56.14131 Seat belts for haulage trucks.
30:1.0.1.8.29.13.61.21	SECTION 56.14132	56.14132 Horns and backup alarms.
30:1.0.1.8.29.13.62	SUBJGRP 62	Safety Practices and Operational Procedures
30:1.0.1.8.29.13.62.22	SECTION 56.14200	56.14200 Warnings prior to starting or moving equipment.
30:1.0.1.8.29.13.62.23	SECTION 56.14201	56.14201 Conveyor start-up warnings.
30:1.0.1.8.29.13.62.24	SECTION 56.14202	56.14202 Manual cleaning of conveyor pulleys.
30:1.0.1.8.29.13.62.25	SECTION 56.14203	56.14203 Application of belt dressing.
30:1.0.1.8.29.13.62.26	SECTION 56.14204	56.14204 Machinery lubrication.
30:1.0.1.8.29.13.62.27	SECTION 56.14205	56.14205 Machinery, equipment, and tools.
30:1.0.1.8.29.13.62.28	SECTION 56.14206	56.14206 Securing movable parts.
30:1.0.1.8.29.13.62.29	SECTION 56.14207	56.14207 Parking procedures for unattended equipment.
30:1.0.1.8.29.13.62.30	SECTION 56.14208	56.14208 Warning devices.
30:1.0.1.8.29.13.62.31	SECTION 56.14209	56.14209 Safety procedures for towing.
30:1.0.1.8.29.13.62.32	SECTION 56.14210	56.14210 Movement of dippers, buckets, loading booms, or suspended loads.
30:1.0.1.8.29.13.62.33	SECTION 56.14211	56.14211 Blocking equipment in a raised position.
30:1.0.1.8.29.13.62.34	SECTION 56.14212	56.14212 Chains, ropes, and drive belts.
30:1.0.1.8.29.13.62.35	SECTION 56.14213	56.14213 Ventilation and shielding for welding.
30:1.0.1.8.29.13.62.36	SECTION 56.14214	56.14214 Train warnings.
30:1.0.1.8.29.13.62.37	SECTION 56.14215	56.14215 Coupling or uncoupling cars.
30:1.0.1.8.29.13.62.38	SECTION 56.14216	56.14216 Backpoling.
30:1.0.1.8.29.13.62.39	SECTION 56.14217	56.14217 Securing parked railcars.
30:1.0.1.8.29.13.62.40	SECTION 56.14218	56.14218 Movement of equipment on adjacent tracks.
30:1.0.1.8.29.13.62.41	SECTION 56.14219	56.14219 Brakeman signals.
30:1.0.1.8.29.13.63.42.6	APPENDIX Appendix I	Appendix I to Subpart M of Part 56 - National Consensus Standards
30:1.0.1.8.29.14	SUBPART N	Subpart N - Personal Protection
30:1.0.1.8.29.14.63.1	SECTION 56.15001	56.15001 First-aid materials.
30:1.0.1.8.29.14.63.2	SECTION 56.15002	56.15002 Hard hats.
30:1.0.1.8.29.14.63.3	SECTION 56.15003	56.15003 Protective footwear.
30:1.0.1.8.29.14.63.4	SECTION 56.15004	56.15004 Eye protection.
30:1.0.1.8.29.14.63.5	SECTION 56.15005	56.15005 Safety belts and lines.
30:1.0.1.8.29.14.63.6	SECTION 56.15006	56.15006 Protective equipment and clothing for hazards and irritants.
30:1.0.1.8.29.14.63.7	SECTION 56.15007	56.15007 Protective equipment or clothing for welding, cutting, or working with molten metal.
30:1.0.1.8.29.14.63.8	SECTION 56.15014	56.15014 Eye protection when operating grinding wheels.
30:1.0.1.8.29.14.63.9	SECTION 56.15020	56.15020 Life jackets and belts.
30:1.0.1.8.29.15	SUBPART O	Subpart O - Materials Storage and Handling
30:1.0.1.8.29.15.63.1	SECTION 56.16001	56.16001 Stacking and storage of materials.
30:1.0.1.8.29.15.63.2	SECTION 56.16002	56.16002 Bins, hoppers, silos, tanks, and surge piles.
30:1.0.1.8.29.15.63.3	SECTION 56.16003	56.16003 Storage of hazardous materials.
30:1.0.1.8.29.15.63.4	SECTION 56.16004	56.16004 Containers for hazardous materials.
30:1.0.1.8.29.15.63.5	SECTION 56.16005	56.16005 Securing gas cylinders.
30:1.0.1.8.29.15.63.6	SECTION 56.16006	56.16006 Protection of gas cylinder valves.
30:1.0.1.8.29.15.63.7	SECTION 56.16007	56.16007 Taglines, hitches, and slings.
30:1.0.1.8.29.15.63.8	SECTION 56.16009	56.16009 Suspended loads.
30:1.0.1.8.29.15.63.9	SECTION 56.16010	56.16010 Dropping materials from overhead.
30:1.0.1.8.29.15.63.10	SECTION 56.16011	56.16011 Riding hoisted loads or on the hoist hook.
30:1.0.1.8.29.15.63.11	SECTION 56.16012	56.16012 Storage of incompatible substances.
30:1.0.1.8.29.15.63.12	SECTION 56.16013	56.16013 Working with molten metal.
30:1.0.1.8.29.15.63.13	SECTION 56.16014	56.16014 Operator-carrying overhead cranes.
30:1.0.1.8.29.15.63.14	SECTION 56.16015	56.16015 Work or travel on overhead crane bridges.
30:1.0.1.8.29.15.63.15	SECTION 56.16016	56.16016 Lift trucks.
30:1.0.1.8.29.16	SUBPART P	Subpart P - Illumination
30:1.0.1.8.29.16.63.1	SECTION 56.17001	56.17001 Illumination of surface working areas.
30:1.0.1.8.29.17	SUBPART Q	Subpart Q - Safety Programs
30:1.0.1.8.29.17.63.1	SECTION 56.18002	56.18002 Examination of working places.
30:1.0.1.8.29.17.63.2	SECTION 56.18006	56.18006 New employees.
30:1.0.1.8.29.17.63.3	SECTION 56.18009	56.18009 Designation of person in charge.
30:1.0.1.8.29.17.63.4	SECTION 56.18010	56.18010 First aid.
30:1.0.1.8.29.17.63.5	SECTION 56.18012	56.18012 Emergency telephone numbers.
30:1.0.1.8.29.17.63.6	SECTION 56.18013	56.18013 Emergency communications system.
30:1.0.1.8.29.17.63.7	SECTION 56.18014	56.18014 Emergency medical assistance and transportation.
30:1.0.1.8.29.17.63.8	SECTION 56.18020	56.18020 Working alone.
30:1.0.1.8.29.18	SUBPART R	Subpart R - Personnel Hoisting
30:1.0.1.8.29.18.63	SUBJGRP 63	Hoists
30:1.0.1.8.29.18.63.1	SECTION 56.19000	56.19000 Application.
30:1.0.1.8.29.18.63.2	SECTION 56.19001	56.19001 Rated capacities.
30:1.0.1.8.29.18.63.3	SECTION 56.19002	56.19002 Anchoring.
30:1.0.1.8.29.18.63.4	SECTION 56.19003	56.19003 Driving mechanism connections.
30:1.0.1.8.29.18.63.5	SECTION 56.19004	56.19004 Brakes.
30:1.0.1.8.29.18.63.6	SECTION 56.19005	56.19005 Locking mechanism for clutch.
30:1.0.1.8.29.18.63.7	SECTION 56.19006	56.19006 Automatic hoist braking devices.
30:1.0.1.8.29.18.63.8	SECTION 56.19007	56.19007 Overtravel and overspeed devices.
30:1.0.1.8.29.18.63.9	SECTION 56.19008	56.19008 Friction hoist synchronizing mechanisms.
30:1.0.1.8.29.18.63.10	SECTION 56.19009	56.19009 Position indicator.
30:1.0.1.8.29.18.63.11	SECTION 56.19010	56.19010 Location of hoist controls.
30:1.0.1.8.29.18.63.12	SECTION 56.19011	56.19011 Drum flanges.
30:1.0.1.8.29.18.63.13	SECTION 56.19012	56.19012 Grooved drums.
30:1.0.1.8.29.18.63.14	SECTION 56.19013	56.19013 Diesel- and other fuel-injection-powered hoists.
30:1.0.1.8.29.18.63.15	SECTION 56.19014	56.19014 Friction hoist overtravel protection.
30:1.0.1.8.29.18.63.16	SECTION 56.19017	56.19017 Emergency braking for electric hoists.
30:1.0.1.8.29.18.63.17	SECTION 56.19018	56.19018 Overtravel by-pass switches.
30:1.0.1.8.29.18.64	SUBJGRP 64	Wire Ropes
30:1.0.1.8.29.18.64.18	SECTION 56.19021	56.19021 Minimum rope strength.
30:1.0.1.8.29.18.64.19	SECTION 56.19022	56.19022 Initial measurement.
30:1.0.1.8.29.18.64.20	SECTION 56.19023	56.19023 Examinations.
30:1.0.1.8.29.18.64.21	SECTION 56.19024	56.19024 Retirement criteria.
30:1.0.1.8.29.18.64.22	SECTION 56.19025	56.19025 Load end attachments.
30:1.0.1.8.29.18.64.23	SECTION 56.19026	56.19026 Drum end attachment.
30:1.0.1.8.29.18.64.24	SECTION 56.19027	56.19027 End attachment retermination.
30:1.0.1.8.29.18.64.25	SECTION 56.19028	56.19028 End attachment replacement.
30:1.0.1.8.29.18.64.26	SECTION 56.19030	56.19030 Safety device attachments.
30:1.0.1.8.29.18.65	SUBJGRP 65	Headframes and Sheaves
30:1.0.1.8.29.18.65.27	SECTION 56.19035	56.19035 Headframe design.
30:1.0.1.8.29.18.65.28	SECTION 56.19036	56.19036 Headframe height.
30:1.0.1.8.29.18.65.29	SECTION 56.19037	56.19037 Fleet angles.
30:1.0.1.8.29.18.65.30	SECTION 56.19038	56.19038 Platforms around elevated head sheaves.
30:1.0.1.8.29.18.66	SUBJGRP 66	Conveyances
30:1.0.1.8.29.18.66.31	SECTION 56.19045	56.19045 Metal bonnets.
30:1.0.1.8.29.18.66.32	SECTION 56.19049	56.19049 Hoisting persons in buckets.
30:1.0.1.8.29.18.66.33	SECTION 56.19050	56.19050 Bucket requirements.
30:1.0.1.8.29.18.66.34	SECTION 56.19054	56.19054 Rope guides.
30:1.0.1.8.29.18.67	SUBJGRP 67	Hoisting Procedures
30:1.0.1.8.29.18.67.35	SECTION 56.19055	56.19055 Availability of hoist operator for manual hoists.
30:1.0.1.8.29.18.67.36	SECTION 56.19056	56.19056 Availability of hoist operator for automatic hoists.
30:1.0.1.8.29.18.67.37	SECTION 56.19057	56.19057 Hoist operator's physical fitness.
30:1.0.1.8.29.18.67.38	SECTION 56.19058	56.19058 Experienced hoist operators.
30:1.0.1.8.29.18.67.39	SECTION 56.19061	56.19061 Maximum hoisting speeds.
30:1.0.1.8.29.18.67.40	SECTION 56.19062	56.19062 Maximum acceleration and deceleration.
30:1.0.1.8.29.18.67.41	SECTION 56.19063	56.19063 Persons allowed in hoist room.
30:1.0.1.8.29.18.67.42	SECTION 56.19065	56.19065 Lowering conveyances by the brakes.
30:1.0.1.8.29.18.67.43	SECTION 56.19066	56.19066 Maximum riders in a conveyance.
30:1.0.1.8.29.18.67.44	SECTION 56.19067	56.19067 Trips during shift changes.
30:1.0.1.8.29.18.67.45	SECTION 56.19068	56.19068 Orderly conduct in conveyances.
30:1.0.1.8.29.18.67.46	SECTION 56.19069	56.19069 Entering and leaving conveyances.
30:1.0.1.8.29.18.67.47	SECTION 56.19070	56.19070 Closing cage doors or gates.
30:1.0.1.8.29.18.67.48	SECTION 56.19071	56.19071 Riding in skips or buckets.
30:1.0.1.8.29.18.67.49	SECTION 56.19072	56.19072 Skips and cages in same compartment.
30:1.0.1.8.29.18.67.50	SECTION 56.19073	56.19073 Hoisting during shift changes.
30:1.0.1.8.29.18.67.51	SECTION 56.19074	56.19074 Riding the bail, rim, bonnet, or crosshead.
30:1.0.1.8.29.18.67.52	SECTION 56.19075	56.19075 Use of open hooks.
30:1.0.1.8.29.18.67.53	SECTION 56.19076	56.19076 Maximum speeds for hoisting persons in buckets.
30:1.0.1.8.29.18.67.54	SECTION 56.19077	56.19077 Lowering buckets.
30:1.0.1.8.29.18.67.55	SECTION 56.19078	56.19078 Hoisting buckets from the shaft bottom.
30:1.0.1.8.29.18.67.56	SECTION 56.19079	56.19079 Blocking mine cars.
30:1.0.1.8.29.18.67.57	SECTION 56.19080	56.19080 Hoisting tools, timbers, and other materials.
30:1.0.1.8.29.18.67.58	SECTION 56.19081	56.19081 Conveyances not in use.
30:1.0.1.8.29.18.67.59	SECTION 56.19083	56.19083 Overtravel backout device.
30:1.0.1.8.29.18.68	SUBJGRP 68	Signaling
30:1.0.1.8.29.18.68.60	SECTION 56.19090	56.19090 Dual signaling systems.
30:1.0.1.8.29.18.68.61	SECTION 56.19091	56.19091 Signaling instructions to hoist operator.
30:1.0.1.8.29.18.68.62	SECTION 56.19092	56.19092 Signaling from conveyances.
30:1.0.1.8.29.18.68.63	SECTION 56.19093	56.19093 Standard signal code.
30:1.0.1.8.29.18.68.64	SECTION 56.19094	56.19094 Posting signal code.
30:1.0.1.8.29.18.68.65	SECTION 56.19095	56.19095 Location of signal devices.
30:1.0.1.8.29.18.68.66	SECTION 56.19096	56.19096 Familiarity with signal code.
30:1.0.1.8.29.18.69	SUBJGRP 69	Shafts
30:1.0.1.8.29.18.69.67	SECTION 56.19100	56.19100 Shaft landing gates.
30:1.0.1.8.29.18.69.68	SECTION 56.19101	56.19101 Stopblocks and derail switches.
30:1.0.1.8.29.18.69.69	SECTION 56.19102	56.19102 Shaft guides.
30:1.0.1.8.29.18.69.70	SECTION 56.19103	56.19103 Dumping facilities and loading pockets.
30:1.0.1.8.29.18.69.71	SECTION 56.19104	56.19104 Clearance at shaft stations.
30:1.0.1.8.29.18.69.72	SECTION 56.19105	56.19105 Landings with more than one shaft entrance.
30:1.0.1.8.29.18.69.73	SECTION 56.19106	56.19106 Shaft sets.
30:1.0.1.8.29.18.69.74	SECTION 56.19107	56.19107 Precautions for work in compartment affected by hoisting operation.
30:1.0.1.8.29.18.69.75	SECTION 56.19108	56.19108 Posting warning signs during shaft work.
30:1.0.1.8.29.18.69.76	SECTION 56.19109	56.19109 Shaft inspection and repair.
30:1.0.1.8.29.18.69.77	SECTION 56.19110	56.19110 Overhead protection for shaft deepening work.
30:1.0.1.8.29.18.69.78	SECTION 56.19111	56.19111 Shaft-sinking ladders.
30:1.0.1.8.29.18.70	SUBJGRP 70	Inspection and Maintenance
30:1.0.1.8.29.18.70.79	SECTION 56.19120	56.19120 Procedures for inspection, testing, and maintenance.
30:1.0.1.8.29.18.70.80	SECTION 56.19121	56.19121 Recordkeeping.
30:1.0.1.8.29.18.70.81	SECTION 56.19122	56.19122 Replacement parts.
30:1.0.1.8.29.18.70.82	SECTION 56.19129	56.19129 Examinations and tests at beginning of shift.
30:1.0.1.8.29.18.70.83	SECTION 56.19130	56.19130 Conveyance shaft test.
30:1.0.1.8.29.18.70.84	SECTION 56.19131	56.19131 Hoist conveyance connections.
30:1.0.1.8.29.18.70.85	SECTION 56.19132	56.19132 Safety catches.
30:1.0.1.8.29.18.70.86	SECTION 56.19133	56.19133 Shaft.
30:1.0.1.8.29.18.70.87	SECTION 56.19134	56.19134 Sheaves.
30:1.0.1.8.29.18.70.88	SECTION 56.19135	56.19135 Rollers in inclined shafts.
30:1.0.1.8.29.19	SUBPART S	Subpart S - Miscellaneous
30:1.0.1.8.29.19.71.1	SECTION 56.20001	56.20001 Intoxicating beverages and narcotics.
30:1.0.1.8.29.19.71.2	SECTION 56.20002	56.20002 Potable water.
30:1.0.1.8.29.19.71.3	SECTION 56.20003	56.20003 Housekeeping.
30:1.0.1.8.29.19.71.4	SECTION 56.20005	56.20005 Carbon tetrachloride.
30:1.0.1.8.29.19.71.5	SECTION 56.20008	56.20008 Toilet facilities.
30:1.0.1.8.29.19.71.6	SECTION 56.20009	56.20009 Tests for explosive dusts.
30:1.0.1.8.29.19.71.7	SECTION 56.20010	56.20010 Retaining dams.
30:1.0.1.8.29.19.71.8	SECTION 56.20011	56.20011 Barricades and warning signs.
30:1.0.1.8.29.19.71.9	SECTION 56.20013	56.20013 Waste receptacles.
30:1.0.1.8.29.19.71.10	SECTION 56.20014	56.20014 Prohibited areas for food and beverages.

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