RR-05 RR-05-08-02 — Bad Order Management
This process manages bad orders in rolling stock by identifying defects through various detection systems and coordinating repair activities across multiple shops.
🗺 BPMN Process Flow
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📋 Process Attributes
| Process ID | RR-05-08-02 |
|---|---|
| Domain Family | OPERATIONS |
| L1 Domain | Mechanical & Rolling Stock |
| L2 Process Group | Bad Order Management |
| Trigger | Detection of a hot bearing, wheel impact, or acoustic defect by the wayside defect detector network. |
| Outcome | The defective rolling stock is repaired or replaced, ensuring safe operation on the railroad network. |
| Systems | Wayside defect detector network Umler NetControl I-ETMS Wabtec Modular Control Architecture PS Technology TRAIN II EHMS |
| Regulatory Hooks | 49 CFR Part 232 49 CFR Part 215 AAR Interchange Rules |
📋 L4 Process Steps
| Step | Name | Role | System | Input | Output | KPI | Pain Point / Risk | Decision? | Exception? |
|---|---|---|---|---|---|---|---|---|---|
| 1.1 | Defect Detection | Service Operator | Wayside defect detector network | Defect data from wayside detectors | Defect report | Detection accuracy rate above 95% | False positives leading to unnecessary inspections | N | Y |
| 1.2 | Initial Assessment | Manager-Locomotive Maintenance | Umler | Defect report | Assessment report | Assessment completion time under 4 hours | Inaccurate assessment leading to improper handling | Y | N |
| 1.3 | Priority Assignment | Senior Director-System Locomotive Facility | NetControl | Assessment report | Priority level | Average priority assignment time under 2 hours | Inconsistent priority levels affecting repair timelines | Y | N |
| 1.4 | Shop Assignment | Manager-Mechanical Maintenance | I-ETMS | Priority level | Assigned shop and crew details | Shop assignment time under 3 hours | Overloaded shops leading to delays | Y | N |
| 1.5 | Repair Initiation | Electrician (locomotive) | Wabtec Modular Control Architecture | Assigned shop and crew details | Work order | Repair initiation time under 1 hour | Inadequate inventory leading to delays | N | Y |
| 1.6 | Parts Acquisition | Manager-Mechanical Maintenance | TRAIN II | Work order | Parts list | Parts acquisition time under 24 hours | Supplier delays affecting repair timelines | Y | N |
| 1.7 | Repair Execution | Machinist | PS Technology | Parts list | Repair log | Repair execution time under 8 hours | Complex repairs leading to overruns | N | Y |
| 1.8 | Quality Assurance | Manager-Locomotive Maintenance | EHMS | Repair log | QA report | QA completion time under 2 hours | Defective repairs leading to rework | Y | N |
| 1.9 | Reassignment for Further Repair | Senior Director-System Locomotive Facility | NetControl | QA report | Reassignment details | Reassignment time under 1 hour | Inefficient reassignment processes | Y | N |
| 1.10 | Final Inspection | Electrician (locomotive) | Wabtec Modular Control Architecture | Reassignment details | Inspection report | Inspection completion time under 2 hours | Missed defects leading to unsafe operation | N | Y |
| 1.11 | Release for Service | Manager-Mechanical Maintenance | Umler | Inspection report | Service release notification | Release time under 30 minutes | Delays in releasing repaired units | Y | N |
| 1.12 | Post-Release Monitoring | Service Operator | Wabtec Modular Control Architecture | Service release notification | Monitoring report | Post-release monitoring duration of 7 days | Undetected issues leading to further defects | N | Y |
📊 KPIs & Risk Register
KPIs
Detection accuracy rate above 95% Assessment completion time under 4 hours Average priority assignment time under 2 hours Shop assignment time under 3 hours Repair initiation time under 1 hour Parts acquisition time under 24 hours Repair execution time under 8 hours QA completion time under 2 hours Reassignment time under 1 hour Inspection completion time under 2 hours Release time under 30 minutes Post-release monitoring duration of 7 days
Key Risks
Defective repairs leading to rework Missed defects leading to unsafe operation Delays in releasing repaired units Overloaded shops leading to delays Inefficient reassignment processes
Swim Lanes
Service Operator · 1.1, 1.12 Manager-Locomotive Maintenance · 1.2, 1.3, 1.6, 1.8, 1.9, 1.11 Senior Director-System Locomotive Facility · 1.4 Manager-Mechanical Maintenance · 1.5, 1.7 Electrician (locomotive) · 1.5, 1.7, 1.10