Economic activity types

This class includes: - design of roads, highways, tunnels, railways, underground railways (metro), cable cars - design of bridges, overpasses and other transport structures - engineering of transport structures - design of stadiums, tennis courts, gymnasiums, golf courses - engineering of stadiums, tennis courts, gymnasiums, golf courses. This class excludes: - design of buildings associated with transport and sports facilities, see 71.11.1

This class includes: - design of waterways, docks, dams, hydraulic tunnels and other structures - design of water supply, irrigation, sewage mains, distribution systems - design of hydraulic structures forming part of power plants - design of water supply systems for buildings and structures. Excludes: - design of buildings adjacent to hydraulic power plants, see 71.11.1

This class includes: - design of hydroelectric, thermal, wind, solar and other power plants, substations, electricity distribution systems and similar structures - design of gas and liquid fuel storage facilities, gas filling stations, gas pipeline systems, air conditioning and ventilation systems - design of energy facilities and systems - design of electrical systems (power lines, grounding, underfloor heating, etc.) of buildings and structures - design of gas supply and heat supply systems of buildings and structures - design of lighting and signaling systems for streets and airport runways - design of electrical, gas supply and heat supply systems. Excludes: - design of buildings adjacent to hydraulic structures, see 71.11.1

This subclass includes: - design of telecommunication trunk systems, municipal radio, television, including cable television, security systems - design of communication, telecommunication and security systems for buildings and structures - design of communication, telecommunication and security systems

This subclass includes: - engineering activities aimed at developing designs for the creation of mechanisms, materials, instruments, structures, systems using the laws and principles of physics, consulting activities in the fields of machinery, industrial processes and industrial products, water resources management, electrical and electronic engineering, mining engineering, chemical technology, mechanical, industrial systems engineering and other engineering fields - development of designs for environmental pollution control, acoustics and similar systems - geological, geophysical, seismic exploration and research activities for the discovery of oil and natural gas reserves, new deposits - geographical (geodetic) exploration activities: land measurement and delimitation of areas, hydrological exploration, subsurface studies, cartographic and related information collection activities. Excludes: - exploratory drilling for oil and gas extraction, see 09.10, 09.90 - exploratory drilling and boring for construction work, see 43.13.0 - development or publication of ready-made (not customized) software, see 58.29, 62.01 - consultancy and other activities in the field of information technology, see 62.02, 62.09 - technical testing and analysis, see 71.20 - scientific research and experimental development, see 72.1 - specialized design activities, see 74.10 - aerial photography, see 74.20