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.
Research Results
Automated System for Concrete Railroad Crosstie Transfer Length Measurement
Keywords: Infrastructure, railroad ties, strain sensor, optical, transfer length, shape factor, prestressed concrete, high speed rail
Technical Reports
Categorizing Track Mud Spot Risk by Measurement of Vertical Track Deflection
Keywords: Mud spot, vertical track deflection, risk, track maintenance, prioritization, track stiffness, Beam on Elastic Foundation, BOEF, MRail, YRel, radius of curvature, ballast, track, railroad
Research Results
Remaining Prestress Force and Center Negative Capacity of Ties Removed from Track after 25 Years
Keywords: Infrastructure, railroad ties, residual prestress force, shape factor, prestressed concrete, high speed rail
Research Results
New Test to Determine the Bond Quality of Reinforcements for Concrete Railroad Ties
Keywords: Concrete railroad ties, bond, ASTM A1096, pullout test, transfer length, transmission length, prestressed concrete, indented wire
Technical Reports
Reducing Hazards Associated with Visual and Automation-Aided Track Inspections
Keywords: Track research, track inspection, inspection, automated inspection, automation-aided inspection, railroad, track safety, safety, human factors, passenger rail, systems-theoretic process analysis, STPA, STAMP, systems-theoretic accident model and process,