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  15
Feb
2024
Technical Reports
Interoperable Employee-In-Charge Portable Remote Terminal (EIC PRT) Summary Report
Author
          Federal Railroad Administration

Subject
                    Communications,
                    Train Control

**Keywords:** Positive Train Control (PTC), Employee-in-Charge Portable Remote Terminal (EIC-PRT), work zone, electronic instructions
**Abstract:** The Federal Railroad Administration (FRA) sponsored Transportation Technology Center, Inc. (TTCI) to define the requirements for Interoperable Employee-In-Charge (EIC) Portable...
Report Number
              DOT/FRA/ORD-24/08

  Office
              RDI-23
    15
Feb
2024
Technical Reports
Impact of Advanced Train Control Technologies on Rail Network Safety and Operational Performance
Author
          Federal Railroad Administration

Subject
                    Rolling Stock

**Keywords:** Advanced braking system, ABS, braking characteristics, freight train, network capacity, network velocity, passenger train, Positive Train Control, PTC, shared corridor, track utilization, train delay
**Abstract:** From September 2018 to September 2021, the Federal Railroad Administration contracted Sharma & Associates to conduct an analysis of simulation results from a 5,000-mile...
Report Number
              DOT/FRA/ORD-24/10

  Office
              RDI-22
    9
Feb
2024
Technical Reports
Mechanistic Investigation of Timber Crosstie Spike Fastener Failures – Phase I: The Magnitude of the Spike Failure Challenge
Author
          Federal Railroad Administration

Subject
                    Track

**Keywords:**  track research, cut spikes, drive spikes, screw spikes, elastic fastening systems, failure analysis, broken spikes
**Abstract:** The Rail Transportation and Engineering Center (RailTEC) at the University of Illinois at Urbana-Champaign (UIUC) performed a literature review, conducted an industry-wide...
Report Number
              DOT/FRA/ORD-24-06

  Office
              RDI-21
    8
Dec
2023
Technical Reports
Virtual Block Track Circuit Assessment Report

Subject
                    Communications,
                    Train Control

**Keywords:** Virtual block track circuit, VBTC, Positive train control, PTC, Quasi-Moving block, QMB, Higher reliability and capacity train control, HRCTC, Virtual block
**Abstract:** The Federal Railroad Administration (FRA) sponsored Transportation Technology Center, Inc. (MxV Rail), in collaboration with a railroad technical advisory group (TAG), to...
Report Number
              DOT/FRA/ORD-23/41

  Office
              RDI-23
    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

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