The following are events related to rail transportation in the United States that happened in 2010. Events

June June 25 – The Brown M, V, and W of the New York City Subway make their last rides.

August August 26 - Construction began on the long East Corridor in Denver, connecting the International Airport with Union Station. Construction is scheduled to end sometime in 2015. October October 4 - New restrooms, a larger waiting area, and the re-installation of air conditioning fans first removed in the 1960s are announced as part of Amtrak's Capital funding project for Chicago Union Station October 7 - Construction of the planned Mass Transit Tunnel running under the Hudson River and leading into Penn Station is cancelled after a thirty-day risk review by New Jersey Transit and Federal Transit Administration officials revealed costs could exceed as much as double its $8.7bn budget. October 29 - SEPTA's Silverliner V cars in service.

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