Definition of "railyards"

Related agreed to pay $1 billion over 99 years for the right to build 5.5 million square feet of commercial space, 5,500 apartments and a park over the West Side railyards.

2009 February 3, Charles V. Bagli, “M.T.A. and Developer Agree to Delay $1 Billion Railyard Deal”, in New York Times‎