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T402 Flangeway clogged
T403 Engineering design or construction
T404 Catenary system defect
T499 Other way and structure defect (Provide detailed description in narrative)
SIGNAL AND COMMUNICATION
S001 Automatic cab signal displayed false proceed
S002 Automatic cab signal inoperative
S003 Automatic train control system inoperative
S004 Automatic train-stop device inoperative
S005 Block signal displayed false proceed
S006 Classification yard automatic control system switch failure
S007 Classification yard automatic control system retarder failure
S008 Fixed signal improperly displayed (defective)
S009 Interlocking signal displayed false proceed
S010 Power device interlocking failure
S011 Power switch failure
APPENDIX C - Continued
Train Accident Appendix C - 3 Cause Codes
FRA Guide for Preparing Accident/Incident Reports
S012 Radio communication equipment failure
S013 Other communication equipment failure
S014 Computer system design error (vendor)
S015 Computer system configuration/management error (vendor)
S016 Classification yard automatic control system - Inadequate or insufficient control (e.g., automatic cycling,
other software/programming deficiencies, etc.)
S099 Other signal failures (Provide detailed description in narrative)
S101 Remote control transmitter defective
S102 Remote control transmitter, loss of communication
S103 Radio controlled switch communication failure
S104 Radio controlled switch not locked effectively (Equipment Failure)
MECHANICAL AND ELECTRICAL FAILURES
Brakes
E00C Air hose uncoupled or burst
E00L Air hose uncoupled or burst (LOCOMOTIVE)
E01C Hydraulic hose uncoupled or burst
E01L Hydraulic hose uncoupled or burst (LOCOMOTIVE)
E02C Broken brake pipe or connections
E02L Broken brake pipe or connections (LOCOMOTIVE)
E03C Obstructed brake pipe (closed angle cock, ice, etc.)
E03L Obstructed brake pipe (closed angle cock, ice, etc.) (LOCOMOTIVE)
E04C Other brake components damaged, worn, broken, or disconnected
E04L Other brake components damaged, worn, broken, or disconnected (LOCOMOTIVE)
E05C Brake valve malfunction (undesired emergency)
E05L Brake valve malfunction (undesired emergency) (LOCOMOTIVE)
E06C Brake valve malfunction (stuck brake, etc.)
E06L Brake valve malfunction (stuck brake, etc.) (LOCOMOTIVE)
E07C Rigging down or dragging
E07L Rigging down or dragging (LOCOMOTIVE)
E08C Hand brake (including gear) broken or defective
E08L Hand brake (including gear) broken or defective (LOCOMOTIVE)
E0HC Hand brake linkage and/or connections broken or defective
E0HL Hand brake linkage/Connections broken/defective (LOCOMOTIVE)
E09C Other brake defects, cars (Provide detailed description in narrative)
E09L Other brake defects, (Provide detailed description in narrative) (LOCOMOTIVE)
E10L Computer controlled brake communication failure (LOCOMOTIVE)
Trailer or Container on Flatcar
E11C Broken or defective tiedown equipment
E12C Broken or defective container
E13C Broken or defective trailer
E19C Other trailer or container on flat car defects (Provide detailed description in narrative)
APPENDIX C - Continued
Train Accident Appendix C - 4 Cause Codes
FRA Guide for Preparing Accident/Incident Reports
Body
E20C Body bolster broken or defective
E20L Body bolster broken or defective (LOCOMOTIVE)
E21C Center sill broken or bent
E21L Center sill broken or bent (LOCOMOTIVE)
E22C Draft sill broken or bent
E22L Draft sill broken or bent (LOCOMOTIVE)
E23C Center plate broken or defective
E23L Center plate broken or defective (LOCOMOTIVE)
E24C Center plate disengaged from truck (car off center)
E24L Center plate disengaged from truck unit/off center (LOCOMOTIVE)
E25C Center pin broken or missing
E25L Center pin broken or missing (LOCOMOTIVE)
E26C Center plate attachment defective
E26L Center plate attachment defective (LOCOMOTIVE)
E27C Side sill broken
E27L Side sill broken (LOCOMOTIVE)
E29C Other body defects, (CAR) (Provide detailed description in narrative)
E29L Other body defects, (LOCOMOTIVE) (Provide detailed description in narrative)
Coupler and Draft System
E30C Knuckle broken or defective
E30L Knuckle broken or defective (LOCOMOTIVE)
E31C Coupler mismatch, high/low
E31L Coupler mismatch, high/low (LOCOMOTIVE)
E32C Coupler drawhead broken or defective
E32L Coupler drawhead broken or defective (LOCOMOTIVE)
E33C Coupler retainer pin/cross key missing
E33L Coupler retainer pin/cross key missing (LOCOMOTIVE)
E34C Draft gear/mechanism broken or defective (including yoke)
E34L Draft gear/mechanism broken/defective (including yoke) (LOCOMOTIVE)
E35C Coupler carrier broken or defective
E35L Coupler carrier broken or defective (LOCOMOTIVE)