Astec Industries, Inc. designs, engineers, manufactures, markets, and services equipment and components used primarily in road building and related construction activities worldwide. The company operates in two segments, Infrastructure Solutions and Materials Solutions. The Infrastructure Solutions segment offers asphalt plants and related components, heaters, concrete dust control systems, asphalt pavers, vaporizers, concrete material handling systems, screeds, heat recovery units, paste back-fill plants, asphalt storage tanks, hot oil heaters, bagging plants, fuel storage tanks, industrial and asphalt burners and systems, blower trucks and trailers, material transfer vehicles, soil stabilizing-reclaiming machinery, wood chippers and grinders, milling machines, soil remediation plants, control systems, pump trailers, concrete batch plants, liquid terminals, storage equipment and related parts, polymer plants, concrete mixers, cold central plant recycle systems, industrial automation controls, and telematics platforms, as well as service, construction and retrofits, and engineering and environmental permitting services. The Materials Solutions segment designs and manufactures crushing equipment, mobile plants, bulk material handling solutions, vibrating equipment, screening equipment, electrical control centers, modular plants and systems, conveying equipment, plant automation products, portable plants, and mineral processing equipment, as well as offers consulting and engineering services. It provides its products to asphalt or concrete producers; highway and heavy equipment contractors; utility contractors; sand and gravel producers; construction, demolition, recycle and crushing contractors; forestry and environmental recycling contractors; mine and quarry operators; port and inland terminal authorities; power stations; and domestic and foreign government agencies. The company was incorporated in 1972 and is headquartered in Chattanooga, Tennessee.