Abstract: Updated May 2019 Compliance Guide for 49 CFR Part 243
Keywords: Transportation, safety, rail accident investigation, crashworthiness, structures and dynamics, Chatsworth collision, passenger train
Keywords: Transportation, safety, rail accident investigation, crashworthiness, structures and dynamics, Chatsworth collision, passenger train, locomotive
Abstract: On September 12, 2008, a passenger train and freight train collided head-on in the Chatsworth district of Los Angeles, CA. Each train was initially travelling at more than 40 mph...
Keywords: active noise control, active vibration control, static operation, on-track operation
Abstract: This project evaluated the performance of active noise control (ANC) and active vibration control (AVC) technologies using a GP40-2 locomotive located at the Transportation...
Keywords: Concrete railroad ties, alkali-silica reaction (ASR), delayed ettringite formation (DEF), impact echo, material analysis, prestressing tendons, degradation mechanisms, petrographic analyses, bursting and splitting forces, transfer strength and length
Abstract: Simpson Gumpertz & Heger Inc. conducted an investigation into the factors that caused widespread failure in prestressed concrete railroad ties on the Northeast Corridor. The...