signal-track-switch-repairer - Diagnose Fail-Safe Signal and Switch Faults
Diagnoses track-circuit, relay-logic, switch-point, and wayside faults, and plans testing, protection, and corrective actions.
Tags
Updated: 2026-10-03railroad operationssignal maintenancetrack circuitsinterlocking systemsswitch inspectionfail-safe systemsvital relaysPTC
Capabilities
What this skill does
- Classify mechanical and electrical faults
- Review location test history
- Test track circuit shunting
- Inspect switch point geometry
- Evaluate relay test intervals
- Plan vital circuit protection
- Verify fail-safe directionality
- Document maintenance findings
Inputs
- Fault reports
- Location and circuit identifiers
- Test history
- Relay type and records
- Switch-point measurements
- Recent track work
- Weather and precipitation conditions
- PTC wayside status
- Calibrated test equipment
Outputs
- Diagnostic assessment
- Protection recommendation
- Test or repair plan
- Fail-safe verification result
- Maintenance record entry
- Dispatcher or supervisor message
Requirements
- Carrier-certified signal maintainer
- Qualified on-site signal testing
- Carrier-specific operating standards
- Signal engineer plan approval
- Applicable FRA test compliance