Agricultural: barns, equipment, animal sheds, specialized fencing, storage silos and elevators, and water supply and drains such as wells, tanks, and ditches.
Residential: houses, apartments, townhouses, and other smaller, low-rise housing, small office types.
Commercial: office buildings, “big box” stores, shopping centers and malls, warehouses, banks, theaters, casinos, resorts, golf courses, and larger residential structures such as high-rise hotels and condominiums.
Institutional: schools, fire and police stations, libraries, museums, dormitories, research buildings, hospitals, transportation terminals, some military facilities, and governmental buildings.
Industrial: chemical and power plants, steel mills, oil refineries and platforms, manufacturing plants, pipelines, and seaports.
Heavy civil: roads, bridges, railroads, tunnels, airports, and fortified military facilities.
Environmental: water and wastewater treatment plants, sanitary and storm sewers, solid waste management, and air pollution control.