Geometry Car. One of the New York City Subway's two track geometry cars (TGCs) is seen laid up in the shop at Coney Island Yard. These vehicles are equipped with numerous sensors and me... (more)

Ten Axles. New York City Transit Authority (NYCTA) TGC3, one of the Transit Authority's two Track Geometry Cars, is seen at 231 St station in the Bronx, returning from a geometry run up ... (more)