RESEARCH RESULTS are four-page summaries, which describe significant R&D; projects. These documents will be posted as projects or major project phases are completed.  Full reports that document past research on these and other topics are also available from the Research Reports page.

A Preliminary Design of a System to Measure Vertical Track Modulus from a Moving Railcar (RR04-03)

On-Line High-Speed Rail Defect Detection (RR04-02)

Development and Deployment of a Vehicle Tracking System (RR04-01)

Aerodynamic Effects of High-Speed Trains (RR03-07)

Human Reliability Analysis in Support of Risk Assessment for Positive Train Control (RR03-06)

Locomotive Fuel Tank Safety (RR03-05)

Locomotive Crew Egress (RR03-04)

The Impact of Safety Rules Revisions on Safety Culture, Incident Rates, and Liability Claims in the U.S. Railroad Industry (RR03-03)

Passenger Train Fire Safety (RR03-02)

The Influence of Track Maintenance on the Lateral Resistance of Concrete Tie Track (RR03-01)

Ground Penetrating Radar for Railway Track Substructure Investigation (RR02-03)

A Preliminary Examination of Railroad Dispatcher Workload, Stress, and Fatigue (RR02-02)

An Examination of Railroad Yard Worker Safety (RR02-01)

T-16: FRA's High Speed Research Car (RR01-01)

Fractal Analysis Of Geometry Data For Railroad Track Condition Assessment (RR00-06)

Instrumented Wheelset System Results Verified The High Speed Safety Standards (RR00-05)

Computer Model Developed To Predict Rail Passenger Car Response To Track Geometry (RR00-04)

Analysis of Antennas to Improve Differential Global Positioning System (DGPS) Reception on Locomotives (RR00-03)

Developed Wheel And Axle Assembly Monitoring System To Improve Passenger Train Safety (RR00-02)

Evaluation Of A Top-of-Rail Lubrication System (RR00-01)

Residual Stresses In Railroad Commuter Car Wheels (RR99-01)