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52550
  
  

  21
Nov
2018
Research Results
Report on the New Rail Integrity and Performance Testing at the Mega Sites
Author
          Federal Railroad Administration

Subject
                    Heavy Axle Load (HAL)

**Keywords:** Rail, rolling contact fatigue, RCF, wear, friction control, grinding
**Abstract:** Since 2005, the Association of American Railroads (AAR) and the Federal Railroad Administration (FRA) have co-sponsored ongoing rail performance testing under mainline heavy...
Report Number
              RR 18-17

  Office
              RDI-21
    6
Jun
2018
Research Results
Ballast Degradation Under Heavy Axle Load Trains at the Western Mega Site
Author
          Federal Railroad Administration

Subject
                    Heavy Axle Load (HAL)

**Keywords:** Ballast degradation, triaxial testing, ballast box, heavy axle load, HAL
**Abstract:** Transportation Technology Center, Inc. (TTCI) and the University of Illinois Urbana-Champaign (UIUC), in conjunction with Union Pacific Railroad (UP), investigated ballast...
Report Number
              RR 18-09

  Office
              RDI-21
    27
Feb
2018
Research Results
Performance of No. 20 Frogs of Various Designs in Revenue Service
Author
          Federal Railroad Administration

Subject
                    Heavy Axle Load (HAL),
                    Track

**Keywords:** Special trackwork, turnout frogs, frog heel, frog point, HAL
**Abstract:** Transportation Technology Center, Inc. (TTCI) tested and evaluated the performance of four No. 20 fixed-point frogs on the Norfolk Southern Railway (NS) track as part of the...
Report Number
              RR 18-04

  Office
              RDI-21
    31
Aug
2017
Research Results
Evaluating Amtrak’s S2S: Are Recorded Injury Rates Showing Actual Injury Rates?
Author
          Federal Railroad Administration

Subject
                    Safety Performance Measures

**Keywords:** Safety culture, injuries, underreporting, suppression, Amtrak, Safe-2-Safer
**Abstract:** Since 2009, Amtrak has been engaged in unprecedented efforts to advance its safety processes and improve the safety culture of the entire corporation, including establishing a...
Report Number
              RR 17-09

  Office
              RDI-24
    27
Oct
2016
Other Reports
Departmental Safety Performance Measures, October 2016
Author
          Office of Railroad Safety

Subject
                    Safety Performance Measures

**Keywords:** Performance Measures; GPRA; Government Performance and Results Act

Office
              RRS

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