CPV: 45000000 Construction work, 45200000 Works for complete or part construction and civil engineering work, 45231600 Construction work for communication lines, 45232340 Mobile-telephone base-stations construction work, 71240000 Architectural, engineering and planning services, 71320000 Engineering design services

CPV: 45000000 Construction work, 45111300 Dismantling works, 45200000 Works for complete or part construction and civil engineering work, 45232410 Sewerage work, 45231000 Construction work for pipelines, communication and power lines, 45231300 Construction work for water and sewage pipelines, 45231600 Construction work for communication lines, 45232451 Drainage and surface works, 45233120 Road construction works, 45233161 Footpath construction work, 45233252 Surface work for streets, 45316110 Installation of road lighting equipment, 45332000 Plumbing and drain-laying work, 71248000 Supervision of project and documentation, 71320000 Engineering design services

CPV: 45221250 Underground work other than tunnels, shafts and subways, 45231100 General construction work for pipelines, 45231113 Pipeline relaying works, 45231300 Construction work for water and sewage pipelines, 45231400 Construction work for electricity power lines, 45231600 Construction work for communication lines, 45232130 Storm-water piping construction work, 45232142 Heat-transfer station construction work, 45232150 Works related to water-distribution pipelines, 45232400 Sewer construction work

CPV: 45231000 Construction work for pipelines, communication and power lines, 45231600 Construction work for communication lines

CPV: 45221112 Railway bridge construction work, 45231000 Construction work for pipelines, communication and power lines, 45231600 Construction work for communication lines, 45234100 Railway construction works, 45234115 Railway signalling works, 45234116 Track construction works, 45234130 Ballast construction works, 71311230 Railway engineering services

CPV: 45231000 Construction work for pipelines, communication and power lines, 45111100 Demolition work, 45111000 Demolition, site preparation and clearance work, 45212221 Construction work in connection with structures for sports ground, 45230000 Construction work for pipelines, communication and power lines, for highways, roads, airfields and railways; flatwork, 45231110 Pipelaying construction work, 45231221 Gas supply mains construction work, 45231223 Gas distribution ancillary work, 45231600 Construction work for communication lines, 45232000 Ancillary works for pipelines and cables, 45232140 District-heating mains construction work, 45232200 Ancillary works for electricity power lines, 45232210 Overhead line construction, 45232300 Construction and ancillary works for telephone and communication lines, 45232332 Ancillary works for telecommunications, 45310000 Electrical installation work, 45314300 Installation of cable infrastructure, 45315000 Electrical installation work of heating and other electrical building-equipment, 45315100 Electrical engineering installation works, 45316100 Installation of outdoor illumination equipment, 45316110 Installation of road lighting equipment, 45317000 Other electrical installation work, 45317300 Electrical installation work of electrical distribution apparatus, 45333200 Gas meter installation work, 50232000 Maintenance services of public-lighting installations and traffic lights, 50232100 Street-lighting maintenance services, 50232110 Commissioning of public lighting installations, 50410000 Repair and maintenance services of measuring, testing and checking apparatus, 51100000 Installation services of electrical and mechanical equipment, 51112000 Installation services of electricity distribution and control equipment, 51112100 Installation services of electricity distribution equipment, 51112200 Installation services of electricity control equipment