Broken Rail and Rollout Detection to Support QMB Operations
Document Series
Research Results
Report Number
RR 21-21
Office
RDI-23
Subject
Positive Train Control
Keywords
Quasi-Moving Block (QMB), next generation track circuit, NGTC, track circuit enhancements
Transportation Technology Center, Inc. (TTCI) collaborated with a railroad advisory group to progress a track circuit concept that supports the Quasi-Moving Block (QMB) method of train control. TTCI performed proof-of-concept testing, capacity analysis, hazard analysis, and requirements development.
Last updated: Tuesday, September 28, 2021