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Derailment of Amtrak Passenger Train No. 27

Derailment of Amtrak Passenger Train No. 27. Home Valley, Washington April 3, 2005. Accident Site. Consequences. 30 people sustained minor injuries 14 taken to local hospitals 2 admitted overnight $854,000 property damage. Cy Gura Russ Quimby Dr. Kathleen Curry Alice Park

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Derailment of Amtrak Passenger Train No. 27

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  1. Derailment of Amtrak Passenger Train No. 27 Home Valley, Washington April 3, 2005

  2. Accident Site

  3. Consequences • 30 people sustained minor injuries • 14 taken to local hospitals • 2 admitted overnight • $854,000 property damage

  4. Cy Gura Russ Quimby Dr. Kathleen Curry Alice Park Christy Spangler IIC, Track and Engineering, and Signals Mechanical and Operations Editor Animation Graphics NTSB Team

  5. Parties • Federal Railroad Administration • Amtrak • BNSF Railway Company • Brotherhood of Maintenance of Way Employees

  6. Home Valley Investigation Focused on rail seat abrasion of concrete crossties • Limited Federal regulations for concrete crossties in Classes of Track 1 through 5 • The amount of time available for track inspections

  7. Previous Reports of Rough Riding Track Conditions • March 23, 2005, by a FRA inspector riding in an Amtrak locomotive • March 28, 2005, by an Amtrak train crew • March 30, 2005, by another Amtrak train crew • April 1, 2005, by a BNSF train crew

  8. Abrasion and Rail Rollover

  9. Rail Seat Abrasion • What is it? • What does it look like? • What is the problem with it?

  10. Abraded Area

  11. What does Rail seat Abrasion look like Abraded Area

  12. Abrasion Depth Clip

  13. Clip Rail Seat

  14. Problems Associated with Rail Seat Abrasion • Loss of toeload pressure by the fasteners • Rail cant is lost • Derailments

  15. Rail Head Rail Clip Insulator Tie Pad Concrete Crosstie

  16. Concrete Crosstie Inspection Requirements • Classes of Track 6 and higher • Operating speeds of 110 mph to 200 mph • Specific concrete crosstie inspection requirements • Classes of Track 1 through 5 • Operating speeds of 10 mph to 90 mph • No specific concrete crosstie inspection requirements

  17. Post Accident Developments • Multiple reports of track problems flagged • Concrete Crosstie Handbook

  18. Track Inspection Requirements • Federal regulations require twice weekly inspections for Class 4 track • BNSF inspected three times weekly • High traffic volume reduced the amount of “on-track” inspection time • Approximately 57 train per day, equates to an average of 1 train every 25 minutes

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