eLibrary Search
The FRA eLibrary contains all the documents that are found throughout the FRA Public Website. Multiple pages on the website may link to the same eLibrary item based on its set of metatdata.
Can I find All FRA Documents in the Library?
Some "documents" may not appear here for the following reasons:
- Document resides on an external site for the record of source, links to the document are provided in context but not in the library as FRA does not maintain this record. This document lives on another website.
- Document has not yet been assigned keywords.
- Document is historical and has been removed from library to avoid confusion with current publications.
- Document is public affairs & policy related, such as press releases, speeches, testimony, or fact sheet. These press-related documents can now be found in the FRA Newsroom.
- Document is related to rules and notices. This information can now be found on the Rulemakings search and the Notices search, respectively.
Technical Reports
Risk Evaluation Framework and Selected Metrics for Tank Cars Carrying Hazardous Materials
Keywords: Risk Evaluation Framework and Selected Metrics for Tank Cars Carrying Hazardous Materials; Risk evaluation; tank car; toxic by inhalation; poisonous by inhalation; hazardous materials
Abstract: This report presents an analysis of train accident and hazmat release data to quantify the likelihood of a hazmat release. The harm caused by a hazmat release is characterized as...
Technical Reports
Risk Evaluation Framework and Selected Metrics for Tank Cars Carrying Hazardous Materials – Related Tables
Keywords: Risk Evaluation Framework and Selected Metrics for Tank Cars Carrying Hazardous Materials
Accident Investigations
HQ-2015-1047 (Finalized)
Keywords: Accident Investigations, Hazardous Materials, Crude Oil, Crude by Rail, Petroleum Crude Oil, BNSF
Abstract: On May 6, 2015, at 7:30 a.m. (CDT), an eastbound BNSF Railway (BNSF) loaded petroleum crude oil unit train, UTIOCXP0- 44T, derailed six loaded oil tank cars (consist positions 84...
Heimdal, ND
United States
Policy and Guidance
Questions and Answers: Railworthiness Directive for Railroad Tank Cars Equipped with Certain McKenzie Valve & Machining LLC Valves
Keywords: Railworthiness directive, McKenzie Valve, UNNR
Abstract: This document provides guidance on moving tank cars equipped with the McKenzie valves specified in the Railworthiness Directive published March 18, 2015. The document was updated...
Reference Materials
Drawing of the McKenzie Valve & Machining LLC UNNR Design Threaded-by-Threaded Full Port Ball Valve
Keywords: McKenzie Valve, RWD, Railworthiness Directive, UNNR