Fortescue Metals Group Limited is engaged in the exploration, development, production, processing and sale of iron ore. It owns and operates an integrated supply chain, including its approximately five berth Herb Elliott Port in Port Hedland and the heavy haul railway with approximately 42 ton axle load capacity over 620 kilometers of track. Its operations span over four mine sites in the Pilbara. The Chichester Hub, which includes the Cloudbreak and Christmas Creek mines, is located in the Chichester Ranges, and produces over 90 million tons per annum (mtpa) from three ore processing facilities. The Solomon Hub is located in the Hamersley Ranges, and includes the Firetail and Kings Valley mines, which produce in excess of 70 mtpa. The Company owns and operates its purpose designed rail and port facilities, constructed to deliver iron ore from its mines to Port Hedland and onto its customers. Its Iron Bridge Magnetite project is located over 100 kilometers south of Port Hedland.