Ohio Tar and Asphalt is a division of Central-Allied Enterprises, which provides construction materials. It offers a variety of products, such as asphalt cement and emulsions, hot-mix concrete, sand, gravel, limestone, berm, grits and boulders. Ohio Tar and Asphalt offers a wide range of services that include asphalt paving and repairs, seal coatings, aggregate base construction, bumper block...