Civil engineering is the broadest of the engineering fields. Civil engineering focuses on the infrastructure of the world which include Water works Sewers Dams Power Plants Transmission Towers/Lines Railroads Highways Bridges Tunnels Irrigation Canals River Navigation Shipping Canals Traffic Control Mass Transit Airport Runways Terminals Industrial Plant Buildings Skyscrapers etc. Among the important subdivisions of the field are construction engineering irrigation engineering transportation engineering soils and foundation engineering geodetic engineering hydraulic engineering and coastal and ocean engineering. Thank you