Technical Reports
Next Generation Track Circuits
The Federal Railroad Administration (FRA) sponsored a project from June 8, 2015, through June 7, 2017, in which Transportation Technology Center, Inc. (TTCI) investigated concepts and technologies for next generation track circuits (NGTC) that could support future methods of train control. Future...Rail Base Corrosion and Cracking Prevention: Phase 2
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Rail Base Corrosion and Cracking PreventionNortheast Corridor PTC Radio Frequency Network Design
In 2014, the Federal Railroad Administration (FRA) funded Transportation Technology Center, Inc.’s (TTCI) development of the 220 MHz radio frequency (RF) network design for the Interoperable Train Control (ITC) compliant Positive Train Control (PTC) systems along the Northeast Corridor (NEC), in...PTC Radio Frequency Network Design for Dense Urban Areas
In 2013, the Federal Railroad Administration (FRA) funded Transportation Technology Center, Inc. (TTCI) to develop full designs of the 220 MHz Positive Train Control (PTC) radio frequency (RF) network for the dense urban areas (DUA) of Chicago, Kansas City (KC) and Dallas-Fort Worth (DFW). FRA...PTC Radio Desense Mitigation Research Phase 2: Filter Identification and Testing
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Appendix A. Requirements for Positive Train Control 220 MHz Locomotive Radio Filter Appendix B. 220 MHz PTC Locomotive Filter Test Plan and ProceduresAutonomous Track Geometry Measurement Technology Design, Development, and Testing
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Autonomous Track Geometry Measurement System: Technical Development & Short Line Demonstration