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52550
  
  

  8
Dec
2023
Technical Reports
PTC Communications: Cybersecurity Technology Review and Concept of Operations
Author
          Federal Railroad Administration

Subject
                    Positive Train Control,
                    Security

**Keywords:** Positive Train Control, PTC, railroad, shared network, Interoperable Train Control Messaging, ITCM, cybersecurity, encryption, National Institute of Standards and Technology, NIST, ELLI
**Abstract:** Researchers sought to determine how to improve the confidentiality of information passing through the...
Report Number
              DOT/FRA/ORD-23/39

  Office
              RDI-23
    29
Nov
2017
Technical Reports
Improved Concrete Crosstie and Fastening Systems for US High Speed Passenger Rail and Joint Corridors: Volume 1 – Project Summary Report
Author
          Federal Railroad Administration

Subject
                    Freight Operations,
                    Passenger Rail

**Keywords:** Concrete crossties, fastening systems, flexural behavior, mechanistic design, infrastructure components, finite element modeling, field experimentation
**Abstract:** Rail corridors often experience a wide variety of passenger and freight train loads, track geometry characteristics, and environmental conditions. These factors must be considered...
Report Number
              DOT/FRA/ORD-17/23

  Office
              RDI-21
    29
Nov
2017
Technical Reports
Improved Concrete Crosstie and Fastening Systems for US High Speed Passenger Rail and Joint Corridors:  Volume 2
Author
          Federal Railroad Administration

Subject
                    Freight Operations,
                    Passenger Rail

**Keywords:** Concrete crossties, fastening systems, flexural behavior, mechanistic design, infrastructure components, finite element modeling, finite element, FE, finite element analysis, FEA, field experimentation

Report Number
              DOT/FRA/ORD-17/23

  Office
              RDI-21
    15
Sep
2017
Technical Reports
Passenger Car Crippling End-Load Test and Analyses
Author
          Federal Railroad Administration

Subject
                    Passenger Rail

**Keywords:** Passenger car, compressive load test, crippling, finite element analysis, finite element model, crash energy management

Report Number
              DOT/FRA/ORD-17/14

  Office
              RDI-22
    1
Dec
2015
Technical Reports
Wheel Load Cycle Tag for Rail
Author
          L. Howarth, E. Leiss, J. Madera

Subject
                    Facilities & Test Equipment,
                    Passenger Rail


**Abstract:** The Federal Railroad Administration (FRA) has determined that there is a research need to collect and analyze statistical usage data to help ascertain the cumulative load-induced...
Report Number
              DOT/FRA/ORD-15/39

  Office
              RRD

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