1,444 research outputs found

    Benchmarks for rail vehicle dynamics simulation

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    This presentation was made at the Federal Railroad Administration (FRA) Vehicle Track Interaction (VTI) Modelling Best Practices Workshop, held in Cambridge, Massachusetts on the 30th June and 1st July 2015. The presentation summarises existing benchmarks relating to rail vehicle dynamics simulation, and presents opportunities for future exercises

    Railroad safety program, volume 1

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    Since 1981, the Federal Railroad Administration (FRA) has annually prepared a National Inspection Plan (NIP) whose purpose is to summarize regional efforts to improve railroad transportation safety. The research concluded on the following tasks including the problems, conclusions and recommendations associated with these tasks is summarized: (1) the preparation of the 1983 NIP, with recommended procedures for improving future NIPs; (2) the development of an outline for the 1984 NIP, including a methodology for the allocation of inspection resources and other specialized regional activities; (3) the management and development of the 1984 NIP; and (4) the development of an instruction manual to be used in the preparation of future NIPs

    Railroad Quiet Zones

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    Speaker(s): Mary Cripe, P.E., City of Goshen Engineering Department Glen Campbell, P.E., Patrick Engineering Track: Multi-Modal Transportation Submission ID #: 119 Presentation Duration: 50 Minutes Presentation Title: Railroad Quiet Zones Abstract: In 2005, the Federal Railroad Administration (FRA) provided communities with the opportunity to reduce locomotive horn noise without compromising public safety. The proposed Marion Branch Quiet Zone, located in Goshen, Indiana, will not only improve public safety, it will also enhance the quality of life and raise home values for adjacent residents. This intricate process involves creative problem-solving and knowledge of the multiple parties involved. It will take a coordinated effort by the FRA, Norfolk Southern, and City for the quiet zone to be approved. Lessons that other communities can learn from this effort are 1) for a quiet zone to be considered feasible, political will supporting the project must exist and 2) involve FRA and the affected railroads as early in the process as possible

    Iowa Railroad Ties, Fall 2007

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    Quarterly newsletter of the Iowa Department of Transportation's Office of Rail Transportation

    Office Safety Checker for Moving Block Train Control Systems

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    DTFR53-11-D-00008LAs part of a project sponsored by the Federal Railroad Administration (FRA), Transportation Technology Center, Inc., (TTCI), developed and analyzed a concept for the Office Safety Checker (OSC) component of the Moving Block Office (MBO), a segment of a moving block train control system concept. The OSC component performs a safety validation of MBO safety-critical functions and certain Positive Train Control Back Office Server (PTC-BOS) safety-critical functions. It also leverages on the Quasi-Moving Block (QMB) Operational Concept and the Overlay Positive Train Control (O-PTC) concepts

    Positive Train Control (PTC): Overview and Policy Issues

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