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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
    6
Jan
2023
Research Results
Fire Test of an UN-T75 Portable Tank on a Flat Car Phase II
Author
          Federal Railroad Administration

Subject
                    Hazardous Materials

**Keywords:** Liquid natural gas, LNG, UN-T75 tank, International Organization for Standardization, ISO, tank, fire, pressure relief valve, PRV, hazardous materials, HazMat

Report Number
              RR 23-01

  Office
              RDI-22
    24
Oct
2022
Research Results
Virtual Block Track Circuit Assessment
Author
          Federal Railroad Administration

Subject
                    Train Control

**Keywords:** Virtual Block Track Circuit, VBTC, Positive Train Control, PTC, Quasi-Moving Block, QMB, virtual block, VB, ConOps, direct current

Report Number
              RR 22-34

  Office
              RDI-23
    30
Sep
2022
Research Results
Fully Scalable Train Braking Simulation Environment
Author
          Federal Railroad Administration

Subject
                    Train Control

**Keywords:** Freight Trains, Braking, Positive Train Control, Simulation Environment

Report Number
              RR 22-26

  Office
              RDI-22

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