Rockford Corporation's pipe crews are experienced in providing underground and aboveground pipework in sizes ranging from 3" to 36" in diameter. Types of piping include welded carbon or stainless steel, aluminum, ductile iron, HDPE, plastic and fiberglass for products such as crude oil, fuel, gas, steam, water, sewer and other industrial applications. Typical installations include military sites, Department of Energy Sites, Department of Transportation Sites, terminals, refineries, water and wastewater treatment plants, mines, municipalities and remote villages.