Federal Railroad Administration, Office of Safety Headquarters Assigned Accident Investigation Report HQ-2007-17, Burlington Northern Santa Fe (BNSF), Degraw, Nebraska, April 8, 2007

摘要

An eastbound BNSF Railway Company (BNSF) loaded coal train derailed on April 8, 2007, at 07:30 a.m., m.d.t. The derailment occurred near Northport, Nebraska, at milepost (MP) 6.0, on the Valley Subdivision, of the Powder River Division. Train Symbol CATMCSS022A consisted of three lead locomotives pulling 118 cars. A total of 20 cars, line numbers 37 through 56, derailed. No injuries or hazardous materials were involved. The BNSF train crew was taken for an FRA Post Accident D and A test. The derailment happened on main Track No. 1, damaging the bridge of both main Track No. 1 and main Track No. 2. The train was traveling through a temporary 25 mph speed restriction. Cost estimates incurred to the equipment, track and structures total $1,270,300. At the time of the accident, it was daylight with cloudy skies and an estimated temperature of 24 degrees Fahrenheit. The probable cause is roadbed settled or soft, with a contributing factor of a broken field weld.