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52550
  
  

  21
Jun
2022
Technical Reports
Framework for Wheel Life Model – Phase I
Author
          Federal Railroad Administration

Subject
                    Track/Train Interactions

**Keywords:** Rolling contact fatigue, contact stress, crack growth, crack initiation, creep, fatigue strength, heat treatment, pearlite, wheel damage map, quenching, residual stress, S-660, shakedown, time-temperature-transformation, tread-braking

Report Number
              DOT/FRA/ORD-22/25

  Office
              RDI-22
    4
Nov
2020
Research Results
Railroad Industry Workforce Development Survey
Author
          Federal Railroad Administration

Subject
                    Railroad Employees

**Keywords:** Technology adoption and impact, rail safety training, rail industry survey, rail education, rail industry diversity, workforce, workforce development

Report Number
              RR 20-19

  Office
              RDI-22
    26
Sep
2018
Technical Bulletins
Technical Bulletin MP&E 18-01, Enforcement Guidance for requiring a manual reset to restart the alerter warning timing cycle, Title 49 Code of Federal Regulations Section 229.140(b)(3)
Author
          Thomas J. Herrmann

Subject
                    Motive Power and Equipment,
                    Operating Practices,
                    Railroad Employees

**Keywords:** Inspectors, Guidance, Alerters, NTSB Safety Recommendation, MP&E Compliance Manual
**Abstract:** To satisfy NTSB Safety Recommendation R-15-04, FRA is revising its Motor Power and Equipment Compliance Manual to emphasize the importance of enforcing compliance with existing...
Bulletin Number
              MP&E 18-01

  Discipline
              Motive Power and Equipment
    29
Sep
2017
Technical Reports
A Survey of Wheel/Rail Friction
Author
          Federal Railroad Administration

Subject
                    Track,
                    Tracks & Structures,
                    Track/Train Interactions

**Keywords:** Friction, friction management, lubrication, vehicle-track interaction, wheel-rail interaction v
**Abstract:** Friction has a huge influence on the vehicle/track interaction and yet it remains poorly understood, its consideration an afterthought in many simulation activities. This survey...
Report Number
              DOT/FRA/ORD-17/21

  Office
              RDI-21
    28
Sep
2017
Technical Reports
Ground Penetrating Radar Technology Evaluation and Implementation: Phase 2
Author
          Federal Railroad Administration

Subject
                    Track/Train Interactions

**Keywords:** Ground penetrating radar technology, GPR, ballast, fouling
**Abstract:** This report summarizes the results from Phase 2 of the ground penetrating radar (GPR) technologies evaluation performed by the Transportation Technology Center, Inc. at the...
Report Number
              DOT/FRA/ORD-17/19

  Office
              RDI-21

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