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美国国家铁路客运公司(Amtrak)制定了2014年基础设施计划的优先项目,包括继续推出精密列车调度系统(PTC)、升级东北走廊和改善车站残疾乘客用无障碍设施。Amtrak已经在其东北走廊长850km的轨道线
Amtrak has prioritized infrastructure projects for 2014, including the continued launch of the PTC, upgrading the northeastern corridor and improving accessibility of disabled passengers at the station. Amtrak already has a 850 km orbit on its northeast corridor