RR-03 RR-03-09-02 — Yard Air, Utility and Ground Support
This process involves the management of yard air, utility, and ground support operations at a US Class I freight railroad terminal, ensuring efficient handling of trains, maintenance of equipment, and adherence to safety regulations.
🗺 BPMN Process Flow
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📋 Process Attributes
| Process ID | RR-03-09-02 |
|---|---|
| Domain Family | OPERATIONS |
| L1 Domain | Terminal & Yard Operations |
| L2 Process Group | Yard Air, Utility and Ground Support |
| Trigger | Arrival of a train at the Bailey Yard in North Platte, NE |
| Outcome | Successful completion of all yard air, utility, and ground support activities, with the train ready for departure and all records accurately updated. |
| Systems | NetControl I-ETMS Umler EHMS Wabtrax TRAIN II CHARM Interline Settlement System (ISS) wayside defect detector network |
| Regulatory Hooks | 49 CFR Part 232 GCOR |
📋 L4 Process Steps
| Step | Name | Role | System | Input | Output | KPI | Pain Point / Risk | Decision? | Exception? |
|---|---|---|---|---|---|---|---|---|---|
| 1.1 | Train Arrival Notification | Yardmaster | NetControl | Train arrival notification from Harriman Dispatching Center (HDC) | Updated train schedule in NetControl | Time to update train schedule < 5 minutes | Inaccurate train arrival times | N | N |
| 1.2 | Train Positioning | Switchman/Switch Foreman | I-ETMS | Updated train schedule from NetControl | Trains positioned in holding tracks | Train positioning accuracy > 95% | Incorrect track assignments | N | Y |
| 1.3 | Air Brake Test | Car Inspector (Carman) | EHMS | Train schedule and train data from I-ETMS | Air brake test report | Defect rate < 1% | Air brake failures | Y | Y |
| 1.4 | Utility Check | Yardmaster | Umler | Air brake test report from EHMS | Utility check report | Utility availability > 98% | Power outages | N | Y |
| 1.5 | Equipment Maintenance | Mechanical Engineer | Wabtrax | Utility check report from Umler | Maintenance log | Maintenance completion rate > 90% | Equipment breakdowns | Y | N |
| 1.6 | Train Departure Preparation | Switchman/Switch Foreman | I-ETMS | Maintenance log from Wabtrax | Departure checklist completed | Departure readiness < 10 minutes | Last-minute issues | N | Y |
| 1.7 | Train Departure Notification | Yardmaster | NetControl | Departure checklist from I-ETMS | Train departure notification to Harriman Dispatching Center (HDC) | Time to notify HDC < 2 minutes | Delayed notifications | N | N |
| 1.8 | Post-Departure Review | Yardmaster | TRAIN II | Train departure notification from NetControl | Post-departure review report | Review completion rate > 95% | Omissions in reviews | N | Y |
| 1.9 | Update Car Hire Accounting | Car Inspector (Carman) | CHARM | Post-departure review report from TRAIN II | Updated car hire records | Accuracy of car hire records > 98% | Incorrect record updates | Y | N |
| 1.10 | Update Interline Settlement System | Switchman/Switch Foreman | Interline Settlement System (ISS) | Updated car hire records from CHARM | Settlement data exchange completed | Data exchange accuracy > 95% | Data transmission errors | N | Y |
| 1.11 | Update Wayside Defect Detector Network | Mechanical Engineer | Wayside defect detector network | Settlement data exchange from ISS | Defect detection report | Detection rate > 90% | Missed defects | Y | N |
| 1.12 | Final Review and Documentation | Yardmaster | TRAIN II | Defect detection report from wayside defect detector network | Final operational report | Report accuracy > 98% | Incomplete reports | N | Y |
📊 KPIs & Risk Register
KPIs
Terminal dwell under 24 hours Train speed above 20 mph Time to update train schedule < 5 minutes Train positioning accuracy > 95% Defect rate < 1% Utility availability > 98% Maintenance completion rate > 90% Departure readiness < 10 minutes Time to notify HDC < 2 minutes Review completion rate > 95% Accuracy of car hire records > 98% Data exchange accuracy > 95% Detection rate > 90% Report accuracy > 98%
Key Risks
Air brake test defect released to the road Power outages affecting utility operations Equipment breakdowns leading to delays Last-minute issues causing departure delays Omissions in post-departure reviews
Swim Lanes
Yardmaster · 1.1, 1.4, 1.7, 1.9, 1.12 Switchman/Switch Foreman · 1.2, 1.6, 1.10 Car Inspector (Carman) · 1.3, 1.9 Mechanical Engineer · 1.5, 1.11