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52550
  
  

  11
Jul
2023
Technical Reports
Development of an Operationally Efficient PTC Braking Enforcement Algorithm for Freight Trains: Appendices F
Author
          Joe Brosseau, Bill Moore Ede, Shad Pate, RB Wiley, and Joe Drapa

Subject
                    Braking Systems,
                    Positive Train Control,
                    Signal and Train Control

**Keywords:** Braking algorithm, enforcement algorithm, positive train control, PTC, train control, simulation, Monte Carlo simulation, adaptive enforcement algorithm, emergency brake backup

Report Number
              DOT/FRA/ORD-13/34

  Office
              RRD
    11
Jul
2023
Technical Reports
Development of an Operationally Efficient PTC Braking Enforcement Algorithm for Freight Trains: Appendices G-L
Author
          Joe Brosseau, Bill Moore Ede, Shad Pate, RB Wiley, and Joe Drapa

Subject
                    Braking Systems,
                    Positive Train Control,
                    Signal and Train Control

**Keywords:** Braking algorithm, enforcement algorithm, positive train control, PTC, train control, simulation, Monte Carlo simulation, adaptive enforcement algorithm, emergency brake backup

Report Number
              DOT/FRA/ORD-13/34

  Office
              RRD
    1
Feb
2021
Technical Reports
High Speed Rail Noise Standards and Regulations
Author
          Federal Railroad Administration

Subject
                    High-Speed Passenger Rail

**Keywords:** European Union, EU, standards, regulations, codes, recommended practices, rolling stock, high speed rail

Report Number
              DOT/FRA/ORD-21/03

  Office
              RDI-22
    25
Jul
2018
Technical Reports
Evaluation of the Degradation of Concrete Ties Using Machine Vision Technology on High-Speed Rail Corridors
Author
          Federal Railroad Administration

Subject
                    High-Speed Passenger Rail

**Keywords:** Concrete tie, concrete crosstie, tie degradation, cracked tie, concrete tie conditions, tie maintenance, tie replacement, tie inspection, tie grading, tie assessment, Northeast Corridor, concrete tie grades
**Abstract:** ENSCO, Inc. used machine vision technology to assess concrete tie degradation in Amtrak’s high-speed Northeast Corridor (NEC) over a 13-month period.  The study examined three...
Report Number
              DOT/FRA/ORD-18/26

  Office
              RDI-21
    13
Feb
2018
Technical Reports
Slab Track at Facility for Accelerated Service Testing:  Performance and Serviceability
Author
          Federal Railroad Administration

Subject
                    Signal and Train Control

**Keywords:** Slab track, track geometry, instrumented wheelsets, heavy axle load, HAL
**Abstract:** The Transportation Technology Center, Inc., with funding by the Portland Cement Association and the Federal Railroad Administration, documented the available records associated...
Report Number
              DOT/FRA/ORD-18/02

  Office
              RDI-21

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