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Technical Reports

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Positive Train Control Track Data Auditing System

The Federal Railroad Administration (FRA) contracted with Transportation Technology Center, Inc. (TTCI), to develop documentation for a system which automates the auditing of railroad track data for Positive Train Control (PTC). TTCI developed a Concept of Operations (ConOps) document and...

PTC Test Bed Siding Signal Upgrade at the Transportation Technology Center

The Federal Railroad Administration (FRA) contracted Transportation Technology Corporation, Inc. (TTCI) to continue work performed from February 2013 through December 2014 to upgrade the infrastructure and testing capabilities of the Positive Train Control (PTC) Test Bed by converting the existing...

Development and Evaluation of a Moving Map Display for Rail Applications

This report describes the development and evaluation of a prototype real-time moving map display to support engineer situation awareness and safety performance for future U.S. high-speed rail applications. The development started with a hybrid Cognitive Task Analysis to develop Information and...

PTC Test Bed Upgrades to Back Office and Computer-Aided Dispatch Systems

Transportation Technology Center, Inc. (TTCI) performed work sponsored by The Federal Railroad Administration (FRA) to complete updates to the Positive Train Control (PTC) Test Bed at the Transportation Technology Center (TTC). The updates also included the PTC back office (BOS) and computer-aided...

Positive Train Control Test Bed Verification

The Federal Railroad Administration (FRA) provided support to Transportation Technology Center, Inc. (TTCI) regarding the Advanced Civil Speed Enforcement System (ACSES) and the Interoperable Train Control (ITC) system deployments on the Railroad Test Track (RTT) at the Transportation Technology...

PTC Test Facility Assessment and Laboratory Development: Phase I

The Federal Railroad Administration (FRA) provided funding to Transportation Technology Center, Inc. (TTCI) to visit and assess multiple railroad developed Positive Train Control (PTC) test facilities. TTCI reviewed these railroad test methodologies to develop recommendations for a PTC industry...

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...

Northeast 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...