Loaded CSX railcars leave Oldcastle Materials’ newest greenfield  quarry – Warren County – located in Camak, Georgia, USA. With  an annual capacity of 3.2 million tonnes, this quarry serves the  immediate market and, through Conrad Yelvington Distributors, also  serves the broader region including eastern Georgia, coastal South  Carolina and northern Florida by railcar. In addition to Oldcastle  Materials, five other Oldcastle companies were engaged during  the development of the quarry: Georgia Masonry Supply, Merchant  Metals, Oldcastle BuildingEnvelope and Oldcastle Surfaces;  Oldcastle Precast manufactured 3,000 linear feet of reinforced  concrete pipe as well as the concrete rail crossing.