37 services for the service and maintenance of pipe networks, services for the refurbishing of aqueducts or water dissemination pipes, services for the construction of drainage structures, drain water headers, rainwater depollution structures, structures for protection against high water, services for the renovation of pumping stations, and modifications to existing structures to improve safety and quality of water supply, design and construction services for water treatment plants (drinking water, urban and industrial residual water, rainwater), [ services for the production of water pipes and water treatment plants and information in these areas, well sinking, water resources operational works, installation and repair or irrigation devices; construction, repair and maintenance services for thermal installations, electric power installations and plants, nuclear power plants, petroleum installations, ] installation and servicing of oil pipelines and gas pipelines, works concerning the operation of geothermal resources, mining extraction services, civil engineering, mining engineering, [ quarry operation, electrical works, railway electrification services, installation and maintenance services for electrical, heating, air conditioning apparatus, refrigerating apparatus, insulation services (construction), in particular thermal, acoustic; construction work, information in the area of construction, engineering and prime contracting, project ownership, renovation and maintenance of buildings, structures, refurbishing of sites, buildings, warehouses, real estate development services; public works, rural works, depollution works, restoration and refurbishing of degraded sites, maintenance or cleaning services for buildings, premises and flooring (faCade cleaning); disinfecting, rat clearance, insect clearance; building cleaning services, urban buildings, bridges, underground structures, road amenities, sites, industrial premises (outside surfaces and general cleaning), water pipe, industrial installation cleaning services, high pressure cleaning of underground structures, road cleaning services; construction services, building construction, buildings, plants, offices, hotels, bridges, underground structures, above grade structures; supervision (management) of construction works; installation and repair of warehouses; construction demolition services, assembly of scaffolding; painting, plastering, plumbing works; rental of site machinery; installation and repair to elevators, cleaning and repair of disposal units; installation and repair of alarm devices in case of fire or theft; information concerning repairs; production of road coverings, sanding, renovation of motorway courses, road equipment, airport runways; road cleaning services; installation and repair of telephones, telecommunication terminals and, telecommunication equipment, computers and telecommunication equipment; maintenance of landscaped areas; and installation and repair services in the field of air conditioning, air purifying and air cooling ]