The core activity of Hewibau AG is road and civil engineering, particularly: excavation and sewerage works, construction of driveways, parking spaces and forecourts, road and asphalt paving, trenching for water and well pipes, laying of pipe and cable systems, tunneling under obstacles, and rehabilitation and development of utility lines. The company thus offers a wide range of services in the field of road and civil engineering, from small patching and trenching to complex construction projects.