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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.

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52550
  
  

  22
Feb
2013
Technical Reports
Next-Generation Foundations for Special Trackwork – Phase I
Author
          Xinggao Shu, David Davis, and Muhammad Akhtar

Subject
                    Track,
                    Tracks & Structures,
                    Track/Train Interactions

**Keywords:** Dynamic load environment, special trackwork frog foundations, wheel-rail impact, modeling
**Abstract:** This report reviews the dynamic load environment and failure modes of special trackwork frog foundations. Key measurements taken under a 39,000-pound wheel load traffic at the...
Report Number
              DOT/FRA/ORD-13/10

  Office
              RRD
    1
Dec
1998
Technical Reports
Effect of Track Twist on Vehicle Dynamic Performance: Final Report
Author
          Huimin Wu

Subject
                    Track/Train Interactions

**Keywords:** Performance-Based Track Safety Limits, Transportation Technology Center, TTC
**Abstract:** Results of tests conducted at the Transportation Technology Center (TTC), Pueblo, Colorado, indicate that vehicle response to track twist varies significantly with car type....
Report Number
              R-825

  Office
              RRD
    1
Oct
1985
Technical Reports
1985 Track Survey: National Railroad Passenger Corporation (Amtrak)
Author
          Office of Safety, Federal Railroad Administration

Subject
                    Track/Train Interactions

**Keywords:** track gage, cross level, wrap, profile, alignment, curvature
**Abstract:** From September through December 1984, the FRA conducted an intensive survey of all mainline track utilized by Amtrak (see fig. 1). Three automated track geometry railcars -- the...
Office
              RRD
    1
May
1983
Technical Reports
Determination of Residual Stresses in Rails
Author
          Federal Railroad Administration; J.J. Groom

Subject
                    Fatigue Management,
                    Track,
                    Tracks & Structures,
                    Track/Train Interactions

**Keywords:** Fatigue, Rail stress
**Abstract:** A destructive sectioning technique for measuring the complete three-dimensional residual stresses in a rail cross section was developed. The technique was applied to four tangent...
Report Number
              DOT/FRA/ORD-83/05

  Office
              RRD
    1
Apr
1980
Technical Reports
Identification and Evaluation of Off-Track Train Detection Systems for Grade Crossing Applications
Author
          E. E. Nylund, P. C. Holtermann

Subject
                    Grade Crossing Technology,
                    Highway-Rail Grade Crossings,
                    Track/Train Interactions


**Abstract:** The study examined all potential train detection techniques which do not use the track, analyzing both point sensing and continuous sensing system approaches.
Report Number
              FRA/ORD-80/32

  Office
              RRD

  Pagination
    1
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