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52550
  
  

  6
Aug
2018
Technical Reports
Next-Generation Foundations for Special Trackwork – Phase II
Author
          Federal Railroad Administration

Subject
                    Track

**Keywords:** Dynamic load environment, special trackwork frog foundations, wheel/rail impact, W/R, modeling, High Tonnage Loop, HTL, Facility for Accelerated Service Testing, FAST
**Abstract:** Transportation Technology Center, Inc. (TTCI) conducted this study under a research and development plan funded by the Federal Railroad Administration (FRA), and the work was...
Report Number
              DOT/FRA/ORD-18/29

  Office
              RDI-21
    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
    13
Mar
1997
Technical Reports
Effect of Track Twist on Vehicle Dynamic Performance
Author
          Association of American Railroads

Subject
                    Track

**Keywords:** Track Twist, Track Geometry, Wheel/Rail Friction
**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....
Office
              RRD
    1
Mar
1984
Technical Reports
Roll Dynamics Unit Dynamometer Evaluation Test Using a GP4-02 Locomotive
Author
          F. Irani, R. Washburn, J. Peters, D. Ball

Subject
                    Track

**Keywords:** Roll Dynamics Unit, Drive Train, Tractive Power, Friction Braking, Power Flows, Adhesion, Slip/Slide
**Abstract:** This report describes evaluative testing of the Roll Dynamics Unit (RDU) at the Transportation Test Center near Pueblo, Colorado. Previous uses of the RDU had been limited to...
Report Number
              FRA/ORD-84-03

  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

  Pagination
    1
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