Train Signaling System Maintenance & Inspection Checklist

Ensure safe and reliable train operations. This comprehensive checklist guides you through every aspect of train signaling system maintenance - from power supply to track circuits - ensuring regulatory compliance and minimizing risk. Download now for peace of mind.

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Track Circuit Integrity

1 of 10

Verification of track circuit functionality and connection integrity.

Track Resistance (Ohms)

Voltage Drop (Volts)

Track Circuit Condition

Time of Test

Observations/Notes

Date of Test

Signal Aspect Verification

2 of 10

Confirmation of correct signal aspect display and illumination.

Aspect Intensity (Lumens)

Aspect Color Accuracy

Aspect Sequence Correctness

Last Aspect Calibration Date

Time of Inspection

Signal Voltage (Volts)

Aspect Clarity

Block Equipment Functionality

3 of 10

Testing of block signaling equipment, including interlocking systems.

Interlocking Sequence Count

Block Status - Normal Operation?

Last Block Equipment Reset Time

Detailed Observation Notes (e.g., unusual behavior)

Track Occupancy Sensor Reading

Train Detection System Functional?

Date of last comprehensive test

Relay and Logic Testing

4 of 10

Assessment of relay operation, logic circuits, and control system performance.

Relay Contact Resistance (Ohms)

Logic Circuit Supply Voltage (V)

Relay Operation (Pass/Fail)

Detailed Observations/Notes

Logic Circuit Function (Pass/Fail)

Date of Logic Circuit Test

Time of Logic Circuit Test

Logic Circuit Voltage Drop (mV)

Signal Cable Inspection

5 of 10

Examination of signal cables for damage, corrosion, and proper insulation.

Cable Length (meters)

Cable Type

Cable Insulation Condition

Detailed Description of Cable Condition

Upload Cable Inspection Photos

Number of Corrosion Points

Cable Location Coordinates

Fiber Optic Cable Testing

6 of 10

Testing of fiber optic cables for signal loss and connection integrity (if applicable).

Attenuation (dB)

Loss on Connector (dB)

Reflectance (%)

Insertion Loss (dB)

OTDR Pass/Fail

Test Date

Test Time

Observations/Comments

Power Supply Verification

7 of 10

Confirmation of adequate power supply to signaling equipment.

Input Voltage (VAC)

Input Current (Amps)

Output Voltage (VAC)

Output Current (Amps)

Power Supply Status

Last Power Supply Replacement Date

Time of Power Supply Test

Emergency Power System Test

8 of 10

Testing of backup power systems for signaling functionality in case of power failure.

Test Start Time

Voltage During Test (V)

Frequency During Test (Hz)

Automatic Transfer Switch (ATS) Function

UPS Status

Last UPS Maintenance Date

Any unusual observations during test?

Test End Time

System Software & Firmware Update Verification

9 of 10

Confirmation of successful software and firmware updates, if applicable.

Update Installation Date

Software Version Before Update

Software Version After Update

Detailed Update Notes (Release Notes Summary)

Update Method (e.g., Remote, Manual)

Update Status

Log File (if applicable)

Any Error Messages/Observations during Update

Record Keeping & Documentation

10 of 10

Verification of accurate and complete maintenance records.

Date of Inspection

Start Time of Inspection

Equipment Serial Number(s)

Detailed Observations & Comments

Inspection Result

Supporting Documentation (e.g., photos, diagrams)

Inspector's Name

Inspector's Signature

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