CONTECH Construction Products, Inc., a site solutions company, offers bridges, drainage, earth stabilization, sanitary sewer, and storm water products for the civil engineering industry. It also offers plate, precast, and truss bridge solutions for roadway, airport, railway, pedestrian/bikeway, winery/vault, environmental, industrial/mining, skywalks, revitalization/rehabilitation, and golf course applications; metal, PVC and ABS plastic, and other metal drainage solutions for storm sewer, culverts, rehabilitation, and stormwater detention applications; earth stabilization solutions, such as walls, hard armor, and erosion control and soil stabilization; and stormwater solutions, including filtration, volumetric separation, hydrodynamic separation, screening, oil/water separation, CMP detention, concrete detention, plastic detention, and flow control products. In addition, CONTECH Construction offers a line of vehicular and pedestrian bridges. The company was founded in 1986 and is headquartered in West Chester, Ohio with additional offices in California, Oregon, Kansas, Texas, Indiana, Ohio, Maryland, Florida, and Georgia.