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The state of positive train control implementation in the United States : hearing before the Subcommittee on Railroads, Pipelines, and Hazardous Materials of the Committee on Transportation and Infrastructure, House of Representatives, One Hundred Fifteenth Congress, second session, September 13, 2018

State of positive train control implementation in the United States (2018 September 13)

Author / Creator: United States. Congress. House. Committee on Transportation and Infrastructure. Subcommittee on Railroads, Pipelines, and Hazardous Materials
Available as: Online; Physical