Astec Industries Inc. is a leading manufacturer and marketer of road building equipment. The company sells equipment used in each phase of road building, from quarrying and crushing the aggregate to applying the asphalt. Astec also manufactures equipment and components unrelated to road construction, including equipment for the mining, quarrying, construction and demolition industries and port and rail yard operators, gas and oil drilling rigs, water well and geothermal drilling rigs, industrial heat transfer equipment, commercial whole-tree pulpwood chippers, horizontal grinders, blower trucks, concrete plants, commercial and industrial burners, and combustion control systems. It has two segments. Infrastructure Solutions - Its products include road building, asphalt and concrete plant equipment, thermal and storage solutions as well as wood grinding equipment. Materials Solutions - Its products include crushing and screening, washing and classifying, plants and systems and material handling equipment.