The Roy Hill railway, officially the Roy Hill Infrastructure railway, owned and operated by Hancock Prospecting, is a private rail network in the Pilbara region of Western Australia built to carry iron ore. In addition to the Hancock Prospecting network, there are three more independent iron ore rail lines in the Pilbara, making up the Pilbara Iron Ore Railways. One is operated by Rio Tinto, the Hamersley & Robe River railway, the Fortescue Metals Group operates the Fortescue railway and BHP the Goldsworthy and Mount Newman railway.