Keystone Cement Company, a cement manufacturer in Bath, Pa., has applied for renewal of its existing Hazardous Waste Storage and Energy Recovery within Cement Kiln Facility permit, which includes previously approved modifications for a fuel mixing system, tank farm, rail car unloading area, and direct fuel transfer system., While the sale of Giant Cement Holding, Inc. (GCHI) to Heidelberg Materials moves forward, Keystone Cement is not part of the transaction and will operate independently. Keystone remains an integral part of Fortaleza Materiales Group, a leading international building materials company., State officials have approved a Lehigh Valley manufacturer Keystone Cement's permit that includes allowing it to transport hazardous waste by rail. The plan raised community concern., As part of this transition, Keystone Cement Company will continue operating its three divisions: Keystone Cement – a trusted provider of high-quality cement in the Mid-Atlantic region., The Fortaleza Materiales Group has created a new parent company, Keystone Cement Holding Inc., over three namesake Cement, Aggregates (formerly Kapco) and Resource Recovery divisions. The move follows Fortaleza Materiales’ early-April sale of its main U.S. cement production and distribution business, South Carolina-based Giant Cement Holding , Keystone Cement manufactures quality Portland and masonry cements that are used in the construction of highways, bridges, and buildings. Keystone Cement, founded in 1928, is located in Bath, Pennsylvania, approximately 60 miles northwest of Philadelphia..