Stop Signal Overruns (SSO) & Near Miss: An Investigation Template for Passenger Railroads
See Also: Preventing Stop Signal Overruns: Good Practices for Passenger Railroads
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Measuring the Displacement Environment Between a Locomotive and Trailing Car
The Federal Railroad Administration (FRA) funded a project conducted by Transportation Technology Center, Inc.’s (TTCI) Association of American Railroads’ (AAR) Natural Gas Fuel Tender (NGFT) Technical Advisory Group (TAG) in developing industry standards for NGFT tenders. The objective was to...
Experimental Results of RAWCAD Static Test
The Federal Railroad Administration supported the performance of semi static tests on two cracked axles as part of the Resonant Acoustic Wayside Automated Cracked Axle Detection (RAWCAD) project. The performance of detection algorithms for distinguishing frequency shift in cracked axles was...
Developing Low Service Temperature Steels for Railroads Truck Castings
The research performed for the Federal Railroad Administration (FRA) previously identified six grades of steel currently used in low temperature applications that could potentially be used as truck castings. These materials are specified under the American Society of Testing Materials (ASTM)...
GCIS Release Notes version 2.10.1
On April 30th 2020, FRA's Grade Crossing Inventory System (GCIS) was upgraded to version 2.10.1 with various improvements including changes to online form processing, data validations, and submissions received from APIs and bulk uploads. This document contains the release...
Concepts for Interoperable Lifecycle Management of Positive Train Control (PTC)
Transportation Technology Center, Inc. (TTCI) developed initial concepts for a Positive Train Control (PTC) Interoperable Lifecycle Management (ILM) system to support established and evolving industry processes to manage, coordinate, and document changes to PTC throughout its lifecycle. As part...