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52550
  
  

  29
Nov
2023
Research Results
Full Moving Block (FMB) Concept and Requirements Specification for Railroad Operations
Author
          Federal Railroad Administration

Subject
                    Communications,
                    Train Control

**Keywords:** Alternative Broken Rail and Rollout Detection (ABRRD), Full-moving block (FMB), Quasi-moving block (QMB), Interoperable Train Control (ITC), Positive Train Control (PTC), communications-based train control (CBTC)
**Abstract:** The Federal Railroad Administration sponsored Transportation Technology Center, Inc., (MxV Rail), in collaboration with a rail industry stakeholder technical advisory group (...
Report Number
              RR 23-23

  Office
              RDI-23
    12
May
2023
Research Results
Office Safety Checker for Moving Block Train Control Systems
Author
          Federal Railroad Administration

Subject
                    Communications,
                    Train Control

**Keywords:** Quasi-Moving Block (QMB), Full-Moving Block (FMB), Positive Train Control (PTC)
**Abstract:** As part of a research project sponsored by FRA between June 2020 and May 2022, TTCI developed and analyzed a concept for the Office Safety Checker (OSC) component of the Moving...
Report Number
              RR 23-04

  Office
              RRS-23
    30
Jul
2021
Research Results
Track Circuit Shunting Performance Study
Author
          Federal Railroad Administration

Subject
                    Communications

**Keywords:** Track circuits, shunt, shunting

Report Number
              RR 21-13

  Office
              RDI-23
    8
Apr
2019
Research Results
Maintenance-of-Way (MOW) Employee Safety System - Phase 1
Author
          Federal Railroad Administration

Subject
                    Communications,
                    Train Control

**Keywords:** Maintenance-of-way, MOW, MOW Employee Safety System, MOWESS
**Abstract:** The Federal Railroad Administration (FRA) sponsored Transportation Technology Center, Inc. to develop a concept of operations (CONOPS) for a system capable of resolving the...
Report Number
              RR 19-10

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              RDI-23 U.S. DEPARTMENT OF TRANSPORTATION

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