Revised Code of Washington
2023 Archive

Chapter 49.24 RCW
HEALTH AND SAFETYUNDERGROUND WORKERS
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Sections
49.24.010Pressure defined.
49.24.020Compressed air safety requirements.
49.24.030Medical and nursing attendants.
49.24.040Examination as to physical fitness.
49.24.060Penalty.
49.24.070Enforcement.
49.24.080Requirements for underground labor.
49.24.100Lighting appliances.
49.24.110Exhaust valves.
49.24.120Fire prevention.
49.24.130Air chambersHanging walks.
49.24.140Locks.
49.24.150Explosives and detonators.
49.24.160Air plantFeed water.
49.24.170Electric power requirements.
49.24.180Inspection.
49.24.190Cars, cages, bucketsEmployees riding or walking.
49.24.200Speed of vehicles.
49.24.210Oil supply restricted.
49.24.220Explosives, use ofBlasting.
49.24.230Firing switchWarning by blaster.
49.24.240Inspection after blast.
49.24.250Code of signals.
49.24.260Requirements as to caissons.
49.24.270Shields to be provided.
49.24.280Caissons to be braced.
49.24.290CagesHoisting apparatus.
49.24.300Buckets in vertical shafts.
49.24.310Telephone system for tunnels.
49.24.320Location of lights.
49.24.330Generators, transformers, etc., to be grounded.
49.24.340Electrical voltage.
49.24.350Lamps to be held in reserve.
49.24.360Insulators required.
49.24.370Director to make rules and regulations.
49.24.380Penalty.
NOTES:
Coal mining code: Title 78 RCW.
Protection of employees: State Constitution Art. 2 § 35.
Supervisor of safety: RCW 43.22.040.