Roadways: roads, highways, motorways, developments, urban works
Tunnels: road, high-speed and metropolitan rail, mining and water supply.
Rail: infrastructure (subgrade, viaducts), superstructure (track, overhead lines, power, signals and signalling control), metro, rack railways and stations (underground or aboveground).
Maritime and river: execution and repair of vertical or embankment breakwaters, quays (gravity, concrete caissons, sheet piling and floating), wharfs, fishing harbours and piers.
Hydraulic works: dams and reservoirs, gravity and pumping stations, wastewater treatment and drinking water purification plants, surface and underground tanks, sewer networks and storm water tanks and city drainage facilities.
Mining and energy: projects from their engineering development to construction. Refurbishment and construction of hydroelectric power plants, wind and solar farms, nuclear power plants and thermal power stations.
Residential and non-residential buildings: hotels, office buildings and multipurpose complexes, health centres, large stadiums and sports facilities, prisons.
Restoration and rehabilitation: façades, roofs and interior remodelling. Historical and artistic restorations, comprehensive building refurbishment and comprehensive maintenance and upkeep programmes.