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Surface and Underground
Law
CFR 30
Mineral Resources
Mine Safety and Health Administration, Department of Labor
Metal and Nonmetal Mine Safety and Health
Safety and Health Standards - Underground Metal and Nonmetal Mines
Electricity
Surface and Underground
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Section
57.12001
Circuit overload protection.
Section
57.12002
Controls and switches.
Section
57.12003
Trailing cable overload protection.
Section
57.12004
Electrical conductors.
Section
57.12005
Protection of power conductors from mobile equipment.
Section
57.12006
Distribution boxes.
Section
57.12007
Junction box connection procedures.
Section
57.12008
Insulation and fittings for power wires and cables.
Section
57.12010
Isolation or insulation of communication conductors.
Section
57.12011
High-potential electrical conductors.
Section
57.12012
Bare signal wires.
Section
57.12013
Splices and repairs of power cables.
Section
57.12014
Handling energized power cables.
Section
57.12016
Work on electrically-powered equipment.
Section
57.12017
Work on power circuits.
Section
57.12018
Identification of power switches.
Section
57.12019
Access to stationary electrical equipment or switchgear.
Section
57.12020
Protection of persons at switchgear.
Section
57.12021
Danger signs.
Section
57.12022
Authorized persons at major electrical installations.
Section
57.12023
Guarding electrical connections and resistor grids.
Section
57.12025
Grounding circuit enclosures.
Section
57.12026
Grounding transformer and switchgear enclosures.
Section
57.12027
Grounding mobile equipment.
Section
57.12028
Testing grounding systems.
Section
57.12030
Correction of dangerous conditions.
Section
57.12032
Inspection and cover plates.
Section
57.12033
Hand-held electric tools.
Section
57.12034
Guarding around lights.
Section
57.12035
Weatherproof lamp sockets.
Section
57.12036
Fuse removal or replacement.
Section
57.12037
Fuses in high-potential circuits.
Section
57.12038
Attachment of trailing cables.
Section
57.12039
Protection of surplus trailing cables.
Section
57.12040
Installation of operating controls.
Section
57.12041
Design of switches and starting boxes.
Section
57.12042
Track bonding.
Section
57.12045
Overhead powerlines.
Section
57.12047
Guy wires.
Section
57.12048
Communication conductors on power poles.
Section
57.12050
Installation of trolley wires.
Section
57.12053
Circuits powered from trolley wires.