That's an Amtrak Track Geometry/Inspection track vehicle at Sunnyside Yard.
BTW, I was stuck in more traffic on the belt on Saturday. The yellow railway vehicles I had previously mentioned/ potted looked to be rail grinders, at least four of them, sitting outside the Coney Island Shops.
BTW, I was stuck in more traffic on the belt on Saturday. The yellow railway vehicles I had previously mentioned/ potted looked to be rail grinders, at least four of them, sitting outside the Coney Island Shops.