Preparing for LNG by Rail Tank Car: A Review of a U.S. DOT Safety Research, Testing, and Analysis Initiative (2021) / Chapter Skim
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Pages 57-62
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From page 57... ...
57 This chapter examines the completeness and quality of 3 of the 15 tasks in the Pipeline and Hazardous Materials Safety Administration–Federal Railroad Administration (PHMSA–FRA) Task Force initiative that are foundational to railroad safety assurance, whether freight or passenger movements.
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From page 58... ...
58 PREPARING FOR LNG BY RAIL TANK CAR (L/V ratio) 1 predictions within recognized industry safety limits.2 There is significant overlap between the two routes considered in the simulation.
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TASKS BROADLY RELEVANT TO RAILROAD SAFETY 59 In summary, this task would be improved by providing justification for the selected train make-up parameters (e.g., placement and number of locomotives, number and variety of freight cars) and considering alternative route parameters while explaining their omission from the model.
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From page 60... ...
60 PREPARING FOR LNG BY RAIL TANK CAR 50 years of maximum production of ECP-equipped tank cars would be needed to reach the point where the business and safety benefits exceeded the costs of adding and using ECP brakes. Detailed information, whether qualitative or quantitative, regarding the assumptions and calculations was not provided.
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From page 61... ...
TASKS BROADLY RELEVANT TO RAILROAD SAFETY 61 related to the initial efforts to use track geometry data for maintenance-ofway planning in 1971.7 An FRA-developed fleet of eight vehicles are central to ATIP activities and are deployed to survey (i.e., inspect) track infrastructure for compliance with federal standards, not merely those related to hazardous material transportation.
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From page 62... ...
62 PREPARING FOR LNG BY RAIL TANK CAR nationwide and will also reinspect the designated routes before the first LNG shipment to ensure compliance. The amount of data generated by ATIP surveys is massive.
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