49 C.F.R. PART 234--GRADE CROSSING SIGNAL SYSTEM SAFETY
TITLE 49--Transportation
Subtitle B--OTHER REGULATIONS RELATING TO TRANSPORTATION
CHAPTER II--FEDERAL RAILROAD ADMINISTRATION, DEPARTMENT OF TRANSPORTATION
PART 234--GRADE CROSSING SIGNAL SYSTEM SAFETY
Subpart A--GENERAL
Subpart B--REPORTS
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| Accidents involving grade crossing signal failure.
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| Grade crossing signal system failure reports.
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Subpart C--RESPONSE TO REPORTS OF WARNING SYSTEM MALFUNCTION
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| Employee notification rules.
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| Timely response to report of malfunction.
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Subpart D--MAINTENANCE, INSPECTION, AND TESTING
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| Operating characteristics of warning system apparatus.
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| Adjustment, repair, or replacement of component.
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| Interference with normal functioning of system.
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| Security of warning system apparatus.
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| Gate arm lights and light cable.
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| Activation of warning system.
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| Train detection apparatus.
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| Reverse switch cut-out circuit.
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| Tagging of wires and interference of wires or tags with signal apparatus.
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| Protection of insulated wire; splice in underground wire.
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| Wire on pole line and aerial cable.
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| Purpose of inspections and tests; removal from service of relay or device failing to meet test requirements.
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| Flashing light units and lamp voltage.
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| Gate arm and gate mechanism.
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| Warning system operation.
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| Highway traffic signal pre-emption.
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| Timing relays and timing devices.
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| Insulation resistance tests, wires in trunking and cables.
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| Insulated rail joints, bond wires, and track connections.
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| Results of inspections and tests.
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