RR-06 RR-06-05-02 — Bridges and Structures
This process involves the inspection, maintenance, and repair of bridges and structures on a US Class I freight railroad track to ensure compliance with safety standards and regulations.
🗺 BPMN Process Flow
Click diagram to zoom & pan • Scroll to zoom • Drag to pan • Download SVG
📋 Process Attributes
| Process ID | RR-06-05-02 |
|---|---|
| Domain Family | OPERATIONS |
| L1 Domain | Engineering: Track, Structures & Signals |
| L2 Process Group | Bridges and Structures |
| Trigger | Scheduled maintenance or unexpected defects detected through routine inspections or system alerts. |
| Outcome | Safe and compliant operation of bridges and structures, ensuring no derailments or failures occur due to structural issues. |
| Systems | NetControl Wabtrax Umler Track geometry car |
| Regulatory Hooks | 49 CFR Part 213 49 CFR Part 236, Subpart I GCOR 6.28 |
📋 L4 Process Steps
| Step | Name | Role | System | Input | Output | KPI | Pain Point / Risk | Decision? | Exception? |
|---|---|---|---|---|---|---|---|---|---|
| 1.1 | Initial Defect Detection | Track Supervisor | Wabtrax | Routine track inspection data | Defect report | Detection rate of critical defects above 95% | False positives leading to unnecessary inspections | Y | N |
| 1.2 | Prioritize Defects | Roadmaster | Umler | Defect report | Prioritized defect list | Time to prioritize defects below 4 hours | Overlooking critical defects due to high volume | Y | Y |
| 1.3 | Schedule Inspection Crew | Track Supervisor | NetControl | Prioritized defect list | Inspection crew schedule | Crew availability rate above 90% | Inadequate crew scheduling leading to delays | Y | N |
| 1.4 | Conduct On-Site Inspection | Assistant Foreman (track) | Track geometry car | Inspection crew schedule | On-site inspection report | Inspection accuracy rate above 98% | Inaccurate measurements affecting repair decisions | Y | Y |
| 1.5 | Evaluate Inspection Results | Roadmaster | Umler | On-site inspection report | Inspection evaluation report | Evaluation time below 24 hours | Delayed evaluations impacting repair timelines | Y | N |
| 1.6 | Plan Repairs | Chief Engineer / VP Engineering | Umler | Inspection evaluation report | Repair plan | Repair plan development time below 48 hours | Inefficient planning leading to extended downtimes | Y | Y |
| 1.7 | Schedule Repair Crew | Track Supervisor | NetControl | Repair plan | Repair crew schedule | Crew availability rate above 90% | Inadequate crew scheduling leading to delays | Y | N |
| 1.8 | Conduct Repairs | Assistant Foreman (track) | NetControl | Repair crew schedule | Repair completion report | Repair completion rate above 95% | Substandard repairs affecting safety | Y | Y |
| 1.9 | Post-Repair Inspection | Assistant Foreman (track) | Track geometry car | Repair completion report | Post-repair inspection report | Inspection accuracy rate above 98% | Inaccurate measurements affecting safety | Y | N |
| 1.10 | Evaluate Post-Repair Inspection | Roadmaster | Umler | Post-repair inspection report | Evaluation report | Evaluation time below 24 hours | Delayed evaluations impacting operational readiness | Y | Y |
| 1.11 | Update Maintenance Records | Track Supervisor | Umler | Evaluation report | Updated maintenance records | Record update time below 24 hours | Inaccurate record-keeping affecting future planning | N | N |
| 1.12 | Notify Stakeholders | Track Supervisor | NetControl | Updated maintenance records | Stakeholder notification | Notification time below 48 hours | Delayed notifications impacting operational planning | N | Y |
📊 KPIs & Risk Register
KPIs
Detection rate of critical defects above 95% Time to prioritize defects below 4 hours Crew availability rate above 90% Inspection accuracy rate above 98% Evaluation time below 24 hours Repair plan development time below 48 hours Repair completion rate above 95% Record update time below 24 hours Notification time below 48 hours
Key Risks
Structural failure due to inadequate inspections Safety hazards from delayed repairs Operational disruptions from extended downtimes Inaccurate repair work leading to further issues Non-compliance with regulatory standards
Swim Lanes
Track Supervisor · 1.1, 1.3, 1.6, 1.7, 1.11 Roadmaster · 1.2, 1.5, 1.10 Assistant Foreman (track) · 1.4, 1.8, 1.9 Chief Engineer / VP Engineering · 1.6