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UNDERWATER INSPECTIONS - EXPERTISES

 

Divers’ inspection for the anchorage of the area “Syri”, Lavrio, near PPC Power Station (TERNA ENERGY S.A.), 2023.
R.O.V. and SSS survey for the inspection of the submarine 150kV power cable between Rafina and Karistos of ENEL GREEN POWER HELLAS S.A. (EOLIKA PARKA ANATOLIS PRINIAS SINGLE MEMBER S.A.) 2023.
Bathymetrc and topographic survey for the trench inspection of the submarine cable 500kV HVDC, of ARIADNI INTERCONNECTION, at Korakia landing area, Iraklio of Creta (LINK S.A.), 2022.
Subsea Survey on the Submarine Cable of St. George Wind Farm (ASSO.SUBSEA SA), 2022.
R.O.V. and Side Scan Sonar (S.S.S.) survey for inspection of the installed High Voltage 150kV submarine power cable, of ENEL GREEN POWER HELLAS S.A. Rafina - Karystos power link (EOLIKA PARKA ANATOLIS PRINIAS SINGLE MEMBER S.A.), 2021.
Offshore pipeline inspection and cathodic system survey with R.O.V., for the natural gas high pressure submarine pipeline between Varnavas (Attica) and Aliveri (Evia isl.) (NATIONAL NATURAL GAS SYSTEM OPERATOR (DESFA) S.A.), 2020 -2021.
R.O.V. video survey over the crossings of IPTO Evia isl– Andros isl. 150kV Power link with the Med-Nautilus Vravrona-Instanbul (@236 mWD) and the Med-Nautilus Seg8 Vravrona-BU (@551 mwd), telecom links (PRYSMIAN POWERLINK S.r.l.), 2019.
Inshore bathymetric survey support services, for the maintenance operations of the HVDC submarine power cable of TERNA ENERGY S.A. Lavrio - Agios Georgios isl. wind farm power link (ASSO.SUBSEA), 2019.
R.O.V. survey for inspection of two existing high voltage hybrid submarine power cables of Independent Power Transmission Operator (IPTO) S.A., of Syros isl. - Tinos isl. and Syros isl. - Mykonos isl. power links. (HELLENIC CABLES S.A.), 2018.
Guarding boat services for the laid high voltage cables of Public Power Corporation S.A., in Kalamos – Amarynthos and N. Makri – Polypotamos sites, of the Evia isl. – Attica H/V power link (NEXANS NORWAY A/S), 2013.
Submarine cable detection and mapping, from 30m water depth up to the termination point inside the substation of Public Power Corporation S.A., at Amarynthos - Evia isl. (NEXANS NORWAY A/S), 2012.
R.O.V. survey for inspection of two existing medium voltage submarine power cables between Lavrio mainland and Kea isl. in Aegean Sea (PUBLIC POWER CORPORATION S.A.), 2009.
R.O.V. survey for inspection of three existing medium voltage submarine power cables between Aegina isl. in Saronic Gulf and Methana mainland (PUBLIC POWER CORPORATION S.A.), 2009.
Technical study and results from the comparison between the Greek Nautical map 423/8 and the “new mapping” of the strike area of the cruise ship “SEA DIAMOND” at Santorini isl. (CORE MARINE Ltd.), 2008.
Multibeam bathymetric survey and sea bed mapping of the grounding strike area of the cruise ship “SEA DIAMOND” at Santorini isl. (CORE MARINE Ltd.), 2007.
Multibeam bathymetric survey and seabed geophysical survey and investigation along the route of the subsea tunnel road at the coastwise area of Thessaloniki for the localization of archaeological findings. (AKTOR S.A. - GREEK DEPARTMENT OF MARINE ARCHAEOLOGY), 2007.
New underwater inspection and repair of the waste water disposition pipeline of Filiatra Municipality, 2004.
Bathymetric survey and underwater inspection for the installation of geotubes shore protection system at Lagonisi peninsula (GEOACTIONS Ltd.), 2003.
Underwater inspection of the waste water disposition pipeline of Filiatra Municipality, 2003.
Topographic mapping and underwater survey of the fuel loading pier of Rhodes isl. (Rhodes - Alexandroupolis Fuel Supply Terminals S.A.), 2002.
Underwater inspections, video and seabed investigation along submarine cable routes, from 0m to 20m or 30m water depth, at landing areas of all route surveys and studies for submarine cable installations that have been prepared by AKTI ENGINEERING.
(see "ROUTE SURVEYS AND STUDIES FOR SUBMARINE CABLE INSTALLATION (telecommunication or power)")