ADELAIDE, Australia & GREENWICH, Conn.--(BUSINESS WIRE)--Jul. 17, 2012-- Genesee & Wyoming Inc. (GWI) (NYSE: GWR) announced today that its subsidiary, Genesee & Wyoming Australia Pty Ltd (GWA), has expanded two existing rail haulage contracts with Arrium Limited (formerly OneSteel) (ASX: ARI) to transport an additional 2.7 million tons per year of export iron ore in South Australia. To support the increased shipments under the two contracts, GWA will invest A$60 million to purchase new narrow gauge locomotives and wagons as well as to construct a standard gauge rolling-stock maintenance facility. GWA curre... More...