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High Speed Rail Planning, Policy, and Engineering, Volume II by Terry L. Koglin

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CHAPTER 9

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EXISTING LINE—SPEED RESTRICTIONS

Existing speed restrictions (some restrictions shown may have been eliminated due to abandonments and reconstructions) between New York City and Chicago are on the following pages. Speed capability indicated at curves is per the high-speed freight parameters described in this text, with center of gravity of rolling freight equipment 8 feet 1 inch (2.46 m) above the top of rail. Existing curvature conditions prevail initially at most locations, with track and signal system rebuilt or replaced as is necessary to make the railroad adequate for maximum speed based on curvature. The figures shown in Appendix B1 of Volume 3 are for conventional freight (TOFC) equipment operating ...

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