CPV: 44160000 Pipeline, piping, pipes, casing, tubing and related items, 44167300 Bends, tees and pipe fittings, 45262680 Welding, 76100000 Professional services for the gas industry

CPV: 09310000 Electricity, 31000000 Electrical machinery, apparatus, equipment and consumables; lighting, 32500000 Telecommunications equipment and supplies, 34990000 Control, safety, signalling and light equipment, 44114100 Ready-mixed concrete, 44160000 Pipeline, piping, pipes, casing, tubing and related items, 44500000 Tools, locks, keys, hinges, fasteners, chain and springs

CPV: 44160000 Pipeline, piping, pipes, casing, tubing and related items

CPV: 44160000 Pipeline, piping, pipes, casing, tubing and related items

CPV: 44115100 Ducting, 44160000 Pipeline, piping, pipes, casing, tubing and related items, 44162500 Drinking-water piping, 44163000 Pipes and fittings, 45231000 Construction work for pipelines, communication and power lines, 45231210 Construction work for oil pipelines, 45231221 Gas supply mains construction work, 45232150 Works related to water-distribution pipelines

CPV: 03142400 Waxes, 03420000 Gums, 14820000 Glass, 16800000 Parts of agricultural and forestry machinery, 19510000 Rubber products, 19511000 Rubber inner tubes, treads and flaps, 32342000 Loudspeakers, 24951200 Additives for oils, 30123100 Ticket-validation machines, 39225600 Candles, 30199410 Self-adhesive paper, 30211500 Central processing unit (CPU) or processors, 31100000 Electric motors, generators and transformers, 31130000 Alternators, 31162000 Parts of transformers, inductors and static converters, 31210000 Electrical apparatus for switching or protecting electrical circuits, 31211200 Fuse boxes, 31211300 Fuses, 31214190 Limit switches, 31220000 Electrical circuit components, 31221000 Electrical relays, 31221200 General purpose relays, 31224100 Plugs and sockets, 31224200 Coaxial connectors, 31224400 Connection cables, 31224800 Cable joining kits, 31343000 Insulated cable joints, 31400000 Accumulators, primary cells and primary batteries, 31431000 Lead-acid accumulators, 31511000 Sealed-beam lamp units, 31512000 Tungsten halogen filament lamps, 31518600 Searchlights, 31519100 Incandescent lamps, 31523200 Permanent message signs, 31610000 Electrical equipment for engines and vehicles, 31630000 Magnets, 31612200 Starter motors, 31612300 Electrical signalling equipment for engines, 31612310 Blinkers, 31642000 Electronic detection apparatus, 31650000 Insulating fittings, 31680000 Electrical supplies and accessories, 31681000 Electrical accessories, 31710000 Electronic equipment, 31711110 Transceivers, 31711140 Electrodes, 31712300 Printed circuits, 31731100 Modules, 32552100 Telephone sets, 34121100 Public-service buses, 34210000 Vehicle bodies, 34211100 Bus bodies, 34220000 Trailers, semi-trailers and mobile containers, 34322000 Brakes and brake parts, 34300000 Parts and accessories for vehicles and their engines, 34310000 Engines and engine parts, 34311000 Engines, 34312000 Engine parts, 34312200 Spark plugs, 34312500 Gaskets, 34320000 Mechanical spare parts except engines and engine parts, 34328200 Vehicle conversion kits, 34328300 Seat belts, 34330000 Spare parts for goods vehicles, vans and cars, 34350000 Tyres for heavy/light-duty vehicles, 34370000 Seats for motor vehicles, 34390000 Tractor accessories, 34622300 Trolleybuses, 34913300 Fenders, 34913500 Vehicle locks, 34928430 Beacons, 34928110 Road barriers, 34928460 Road cones, 34992200 Road signs, 35100000 Emergency and security equipment, 35113300 Safety installations, 35125300 Security cameras, 37453300 Discus, 38420000 Instruments for measuring flow, level and pressure of liquids and gases, 38423100 Pressure gauges, 38543000 Gas-detection equipment, 38622000 Mirrors, 39114000 Parts of seats, 39299200 Safety glass, 39299300 Glass mirrors, 39522100 Tarpaulins, awnings and sunblinds, 39541100 Twine, cordage and rope, 39714100 Ventilators, 39810000 Odoriferous preparations and waxes, 39813000 Scouring pastes and powders, 42113150 Lubricating oil systems, 42113320 Gas-injection module, 42121100 Hydraulic or pneumatic cylinders, 42121400 Hydraulic power motors, 42122130 Water pumps, 42123000 Compressors, 42123500 Turbo-compressors, 42124000 Parts of pumps, compressors, engines or motors, 42131000 Taps, cocks and valves, 42131130 Temperature regulators, 42131140 Pressure-reducing, control, check or safety valves, 42131290 Diaphragm valves, 42140000 Gears, gearing and driving elements, 42141100 Transmission, cam- and crank- shafts, 42141110 Transmission shafts, 42141400 Flywheels and pulleys, 42141800 Universal joints, 42142000 Parts of gearing and driving elements, 42142100 Parts of gearing elements, 42411000 Pulley tackle and hoists, 42419000 Parts of lifting and handling equipment, 42419200 Parts of works trucks, 42512300 HVAC packages, 42513200 Refrigerating equipment, 42514300 Filtering apparatus, 42514320 Gas filters, 42900000 Miscellaneous general and special-purpose machinery, 42913000 Oil, petrol and air-intake filters, 42913300 Oil filters, 42913400 Petrol filters, 42913500 Air-intake filters, 42967000 Controller unit, 43313100 Snowploughs, 43600000 Parts of machinery for mining, quarrying and construction, 44111520 Thermal insulating material, 44112100 Shelters, 44112120 Profile sections, 44115310 Roller-type shutters, 44142000 Frames, 44160000 Pipeline, piping, pipes, casing, tubing and related items, 44163000 Pipes and fittings, 44163240 Pipe joints, 44174000 Foil, 44221000 Windows, doors and related items, 44221100 Windows, 44221200 Doors, 44318000 Conductors, 44321000 Cable, 44333000 Wire, 44431000 Cover plates, 44442000 Roller bearings, 44512500 Spanners, 44512940 Tool kits, 44521100 Locks, 44523300 Fittings, 44530000 Fasteners, 44531000 Threaded fasteners, 44532000 Non-threaded fasteners, 44540000 Chain, 44550000 Springs, 44610000 Tanks, reservoirs, containers and pressure vessels, 44611100 Air cylinders, 44618300 Corks, stoppers, tops for containers and lids, 44830000 Mastics, fillers, putty and solvents, 44831300 Putty, 45350000 Mechanical installations, 48810000 Information systems, 50112200 Car maintenance services, 50113000 Repair and maintenance services of buses

CPV: 44130000 Sewer mains, 44160000 Pipeline, piping, pipes, casing, tubing and related items, 45220000 Engineering works and construction works, 90400000 Sewage services

CPV: 09300000 Electricity, heating, solar and nuclear energy, 44115100 Ducting, 44160000 Pipeline, piping, pipes, casing, tubing and related items, 44610000 Tanks, reservoirs, containers and pressure vessels, 44615000 Pressure vessels, 44615100 Steel pressure vessels, 45200000 Works for complete or part construction and civil engineering work, 45223200 Structural works, 45223210 Structural steelworks, 45223000 Structures construction work, 45223500 Reinforced-concrete structures, 45232000 Ancillary works for pipelines and cables, 45251140 Thermal power plant construction work, 45250000 Construction works for plants, mining and manufacturing and for buildings relating to the oil and gas industry, 45251000 Construction works for power plants and heating plants, 45251141 Geothermal power station construction work, 45251220 Cogeneration plant construction work, 45262000 Special trade construction works other than roof works, 45262300 Concrete work, 45262310 Reinforced-concrete work, 45262600 Miscellaneous special-trade construction work, 45262680 Welding, 45300000 Building installation work, 45315100 Electrical engineering installation works, 71315000 Building services, 71315200 Building consultancy services, 71315210 Building services consultancy services, 71322200 Pipeline-design services, 71334000 Mechanical and electrical engineering services

CPV: 44160000 Pipeline, piping, pipes, casing, tubing and related items

CPV: 44160000 Pipeline, piping, pipes, casing, tubing and related items, 45231300 Construction work for water and sewage pipelines, 45332300 Drain-laying work, 45332400 Sanitary fixture installation work