Mendip Rail Ltd is an independent freight operating railway company in Great Britain. It is a joint venture composed of the rail-operation divisions of Aggregate Industries (formerly Foster Yeoman) and Hanson Aggregates (previously ARC). The company operates aggregate trains from the quarries of the Mendip Hills in South-West England, to London and South-East England. The Foster Yeoman quarries are at Torr Works and Dulcote Quarry, while Hanson has plants at Batts Combe Quarry and Whatley Quarry.