RR-06 RR-06-04-03 — Track Authority and Roadway Worker Protection

This process ensures the safe and efficient operation of track authority and roadway worker protection for a US Class I freight railroad. It involves monitoring track conditions, managing work zones, and ensuring compliance with regulatory requirements.

🗺 BPMN Process Flow

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📋 Process Attributes

Process ID	RR-06-04-03
Domain Family	OPERATIONS
L1 Domain	Engineering: Track, Structures & Signals
L2 Process Group	Track Authority and Roadway Worker Protection
Trigger	Detection of potential track defects or notification of planned maintenance activities
Outcome	Safe passage of trains through the affected area with minimal disruption to operations
Systems	NetControl I-ETMS Wabtrax FRA Automated Track Inspection Program (ATIP) UP automated/autonomous track inspection program Umler PS Technology EHMS CHARM
Regulatory Hooks	49 CFR Part 213 49 CFR Part 236, Subpart I 49 CFR Part 234 49 CFR Part 1180

📋 L4 Process Steps

Step	Name	Role	System	Input	Output	KPI	Pain Point / Risk	Decision?	Exception?
1.1	Track Condition Monitoring	Track Supervisor	Wabtrax, FRA Automated Track Inspection Program (ATIP), UP automated/autonomous track inspection program	Track geometry data, defect reports	Track condition report	Defect detection rate above 95%	Inaccurate or delayed track condition reporting	N	Y
1.2	Work Zone Notification	Roadmaster	I-ETMS, NetControl	Track condition report	Work zone notification to train dispatchers and crew members	Notification accuracy rate above 98%	Missed or incorrect notifications leading to safety incidents	Y	N
1.3	Train Speed Reduction	Train Dispatcher	I-ETMS, PTC Back Office Server (BOS)	Work zone notification	Speed restriction order	Average train speed reduction in work zones below 20 mph	Non-compliance with speed restrictions	Y	N
1.4	Crew Training and Briefing	Assistant Foreman (track)	PS Technology, EHMS	Speed restriction order	Training log	Crew training completion rate above 90%	Inadequate crew training leading to operational errors	N	Y
1.5	Track Maintenance Planning	Chief Engineer / VP Engineering	Umler, CHARM	Track condition report	Maintenance plan	Maintenance plan adherence rate above 85%	Delayed or incomplete maintenance activities	Y	N
1.6	Work Zone Setup	Roadmaster	NetControl, I-ETMS	Maintenance plan	Work zone setup confirmation	Work zone setup accuracy rate above 95%	Incorrect work zone setups causing disruptions	N	Y
1.7	Track Inspection During Maintenance	Signal Maintainer	Wabtrax, RailAI (Tetra Tech)	Work zone setup confirmation	Inspection report	Inspection coverage rate above 90%	Omissions in track inspection during maintenance	Y	N
1.8	Post-Maintenance Review	Track Supervisor	Umler, CHARM	Inspection report	Review summary	Post-maintenance review completion rate above 95%	Inadequate post-maintenance reviews leading to undetected issues	N	Y
1.9	Work Zone Removal	Roadmaster	NetControl, I-ETMS	Review summary	Work zone removal confirmation	Work zone removal accuracy rate above 98%	Delayed or incorrect work zone removals causing safety hazards	Y	N
1.10	Speed Restriction Removal	Train Dispatcher	I-ETMS, PTC Back Office Server (BOS)	Work zone removal confirmation	Speed restriction removal order	Average train speed recovery time below 30 minutes	Extended train delays due to slow speed restriction removal	Y	N
1.11	Post-Operation Review	Chief Engineer / VP Engineering	Umler, CHARM	Speed restriction removal order	Operational review report	Operational review completion rate above 90%	Inadequate post-operation reviews leading to recurring issues	N	Y
1.12	Continuous Improvement Planning	Service Design / Network Planning Analyst	NetControl, Umler	Operational review report	Improvement plan	Improvement plan implementation rate above 80%	Non-implementation of improvement plans leading to persistent problems	Y	N

📊 KPIs & Risk Register

KPIs

Defect detection rate above 95% Notification accuracy rate above 98% Average train speed reduction in work zones below 20 mph Crew training completion rate above 90% Maintenance plan adherence rate above 85% Work zone setup accuracy rate above 95% Inspection coverage rate above 90% Post-maintenance review completion rate above 95% Work zone removal accuracy rate above 98% Average train speed recovery time below 30 minutes Operational review completion rate above 90% Improvement plan implementation rate above 80%

Key Risks

Air brake test defect released to the road Non-compliance with speed restrictions Inadequate crew training leading to operational errors Delayed or incomplete maintenance activities Incorrect work zone setups causing disruptions

Swim Lanes

Track Supervisor · 1.1, 1.8 Roadmaster · 1.2, 1.6, 1.9 Train Dispatcher · 1.3, 1.10 Assistant Foreman (track) · 1.4 Chief Engineer / VP Engineering · 1.5, 1.11, 1.12

Independently compiled from public sources. Not affiliated with, sponsored by, or endorsed by Union Pacific or any other railroad. Illustrative of US Class I practice; every system, regulation, role and metric named here traces to a sourced entry in registries/.