🖶Print List

 

ROUTE SURVEYS AND STUDIES FOR SUBMARINE CABLE INSTALLATION (TELECOMMUNICATION OR POWER)

 

Nearshore marine survey and seabed investigation for the cable route design and engineering, for the installation of two submarine (HVDC) 500kV power cables of GREAT SEA INTERCONNECTOR, for the Crete - Cyprus Power Interconnection, at the landings areas Korakia (Crete) and Kofinou (Cyprus) (DEEP SEA TECHNOLOGY S.r.l.), 2024.
Desktop Study (DTS) and Marine survey for the installation of the new Medium Voltage power links between Serifos isl. – Kithnos isl. and Serifos isl. - Sifnos isl. (HELLENIC ELECTRICITY DISTRIBUTION NETWORK OPERATOR (HEDNO) S.A.), 2024
Desktop study and reconnaissance survey for the 150kV submarine power link between Evia isl. and East Attica (EOLIKI ENERGIAKI EVIAS S.A.), 2024
Marine survey for the project “Design, supply and installation of submarine cables XLPE 150 kV for the power links Thraki – Limnos (Phase A), Limnos – Lesvos (Phase A) and Lesvos – Skyros (Phace C)” (INDEPENDENT POWER TRANSMISSION OPERATOR (IPTO) S.A.), 2024
Surveying of the existing Medium Voltage submarine cables and other survey works in Piso Aetos Bay, at Ithaki island (HELLENIC ELECTRICITY DISTRIBUTION NETWORK OPERATOR (HEDNO) S.A.), 2024
Offshore geological and geotechnical Desktop Study for fixed-bottom offshore Windfarms in the pilot areas South of Evros Prefecture and North-North-East of Samothraki isl. in Greece (EOLIKI PROVATA TRAIANOUPOLEOS S.A.), 2024
Desktop study and reconnaissance bathymetric survey for the installation of the energy link Psachna, (Evia isl.) – Larymna (Fthiotida) (TERNA ENERGY S.A.), 2023
Hydrographic, geophysical survey and seabed study of the landing areas for the installation of the High Voltage 150kV A.C. energy link of Independent Power Transmission Operator (IPTO) S.A. between Lavio – Serifos – Milos(ASSO.SUBSEA S.A.), 2023.
Desktop study, reconnaissance marine survey, hydrographic and bathymetric survey for cable route design and engineering for the installation of the TERNA energy link “Logaki”, Nea Makri (Attica) – Marmari (Evia isl.) (TERNA ENERGY S.A.), 2023.
Desktop study, reconnaissance marine survey, geophysical and geotechnical survey for cable route design and engineering for the installation of the TERNA ENERGY link Evia isl. – Petalioi isl. (TERNA ENERGY S.A.), 2023.
Hydrographic, geophysical survey and seabed study of the energy links of Hellenic Electricity Distribution Network Operator (HEDNO) S.A. between Ro isl. – Kastelorizo isl. and Kastelorizo isl. - Strongyli isl. (ASSO.SUBSEA S.A.), 2023.
Hydrographic, geophysical survey and seabed study of the landing areas for the installation of the High Voltage 150kV A.C. energy link of Independent Power Transmission Operator (IPTO) S.A. between Kyllini and Zakynthos isl. (ASSO.SUBSEA S.A.), 2023.
Hydrographic, geophysical survey and seabed study of the landing areas for the installation of the High Voltage 150kV A.C. energy link of Independent Power Transmission Operator (IPTO) S.A. between Thira isl. and Naxos isl. (ASSO.SUBSEA S.A.), 2022.
Hydrographic, geophysical survey of the seabed and study, for the relocation of the two Medium Voltage submarine cables of the power link of Hellenic Electricity Distribution Network Operator (HEDNO) S.A. between Rhodes isl. and Chalki isl., on the side of Chalki isl. and Topographic mapping of the landing areas in Rhodes and Chalki for the permitting of the existing power link (HELLENIC ELECTRICITY DISTRIBUTION NETWORK OPERATOR (HEDNO) S.A.), 2022.
Permitting process for the landing area in Chania, Crete of the underwater telecommunication link "BLUERAMAN" (POLISERVIZI S.r.l.), 2021.
Desktop study for the installation of F.O. communication cable for the Italy – Greece interconnection by ISLALINK (ELETTRA TLC), 2021.
Marine geophysical survey and geotechnical survey with Vibrocorer and CPT for cable route design and engineering, for the installation of High Voltage 150kV A.C. interconnection between Lavrio (Attica) and Kafireas (Evia isl.) (ASSO.SUBSEA), 2021.
Desk Top study for the installation of one High Voltage submarine power cable for the power link between Samothraki isl. and Alexandroupolis (VOLTERRA L-S S.A.), 2021.
Marine geophysical survey with marine magnetometer, for verification of magnetic targets clearance at the submarine cables installation area of PRYSMIAN POWERLINK S.r.l., at Pachi (Megara - Attica), for the Attica – Crete power Interconnection of ARIADNE INTERCONNECTION S.A. (ASSO.SUBSEA), 2021.
Nearshore marine geophysical survey and seabed investigation for the cable route design and engineering, for the installation of:
  1. The western submarine HVDC 500kV power cable and the accompany F.O. telecommunication cable, at the landings areas of Attica (Pachi - Megara) and Crete (Korakia), as well as at shallow areas near Aegina isl.
  2. The submarine MVDC electrode cable, for the Electrode Station at Stachtoroi islet (Attica)
  3. The submarine MVDC electrode cable, for the Electrode Station at Stravarmi area (Crete isl.)
for the Attica – Crete power Interconnection of ARIADNE INTERCONNECTION S.A. (PRYSMIAN POWERLINK S.r.l.), 2021.
Desk Top Study for the installation of one submarine cable for the ISLALINK Fiber Optic Interconnection Italy - Greece (ELETTRA TLC.), 2021.
Unexploded Ordnance (UXO) survey for the installation of the eastern submarine HVDC 500kV power cable and the accompany F.O. telecommunication cable, for the Attica – Crete Interconnection of ARIADNE INTERCONNECTION S.A., at the landings areas of Attica (Pachi - Megara) and Crete (Korakia) as well as at shallow areas near Aegina isl. (NEXT GEOSOLUTIONS EUROPE S.p.A.), 2021.
Nearshore marine geophysical survey and seabed investigation for the cable route design and engineering, for the installation of the eastern submarine HVDC 500kV power cable and the accompany F.O. telecommunication cable, for the Attica – Crete Interconnection of ARIADNE INTERCONNECTION S.A., at the landings areas of Attica (Pachi - Megara) and Crete (Korakia) as well as at shallow areas near Aegina isl. (NEXT GEOSOLUTIONS EUROPE S.p.A.), 2020.
Marine geophysical survey and geotechnical survey with Vibrocorer and CPT for cable route design and engineering, for the installation of High Voltage submarine power cable for the power link of Independent Power Transmission Operator (IPTO) S.A., between Skiathos Isl. – Mandoudi (Evia Isl.) (FULGOR S.A., HELLENIC CABLE INDUSTRY), 2020.
Reconnaissance/ geophysical marine survey, for the installation of a 150kV AC submarine power link between Lavrio and Kafireas (Evia Isl.) (TERNA ENERGY S.A.), 2020.
Feasibility Study for the selection of the Greek and Italian landing sites for the ISLALINK Fiber Optic Interconnection Italy - Greece (ISLALINK HOLDING IBERIA S.L.), 2020.
Reconnaissance/ geophysical marine survey, for the installation of a 150kV AC submarine power link between Skyros and Evia islands (EREN HELLAS S.A.), 2020.
Reconnaissance marine geophysical / geotechnical survey, including DTS, for cable route design and engineering in combination with desktop study, for the reconnaissance marine survey for the study and installation of 150kV A.C. S/M cable system for the interconnection of Cyclades with the Greek mainland grid (Phase D). Lavrio – Serifos Isl. and Serifos Isl. - Milos Isl., (Independent Power Transmission Operator (IPTO) S.A.), 2019-2020.
Desk Top Study for the Thyrrhenian Link, the HVDC power link between Italian peninsula (Campania), Sicily and Sardinia (TERNA RETE ITALIA S.P.A.), 2019.
Marine geophysical/ geotechnical survey, including DTS and permitting process, for cable route design and engineering, for the installation of four submarine fibre optic telecommunication links in Aegean Sea (Amorgos isl. - Astypalea isl., Astypalea isl. - Kos isl., Sifnos isl. - Folegandros isl., Kymi - Skyros isl.) (O.T.E. S.A.), 2019.
Inshore marine survey and seabed investigation for cable route design and engineering, for the installation of 2 H/V submarine power cables for the interconnection of Crete - Peloponnese, at the landings areas Neapoli - Laconia, Peloponnese and Nopigia - Kissamos, Crete (NEXT GEOSOLUTIONS EUROPE S.p.A.), 2019.
Desk Top study, permitting process and reconnaissance marine survey, for the installation of one High Voltage submarine power cable for the power link between Lavrio and Karystos Isl., (TERNA ENERGY S.A.), 2019.
Marine survey for cable route design and engineering in combination with desktop study, for the installation of High Voltage submarine power cables, for the power links of Independent Power Transmission Operator (IPTO) S.A., between Evia Isl. - Andros Isl. and Andros Isl. - Tinos Isl., (PRYSMIAN POWERLINK S.r.l.), 2019.
Seabed geophysical and geotechical survey by Vibrocorer and CPT and investigation for the cable route design for the installation of 6 submarine H/V cables of Independent Power Transmission Operator (IPTO) S.A., for the interconnection of RIO and ANTIRRIO (FULGOR S.A., HELLENIC CABLE INDUSTRY), 2019.
Desk Top Study and seabed geophysical survey and investigation, for the cable route design and installation of the submarine H/V cables of Independent Power Transmission Operator (IPTO) S.A., between Paros isl. – Naxos isl. and Naxos isl.– Mykonos isl. (FULGOR S.A. HELLENIC CABLE INDUSTRY), 2018.
Seabed geophysical survey and investigation, for the cable route design and installation of:
• One medium voltage submarine power cable for the power link Paros isl. - Antiparos isl. and
• Two medium voltage submarine power cables for the power link Troizinia - Poros isl.
(HELLENIC ELECTRICITY DISTRIBUTION NETWORK OPERATOR (HEDNO) S.A.), 2018.
Seabed geophysical survey and investigation, for the cable route design and installation of the submarine H/V cable of Independent Power Transmission Operator (IPTO) S.A., between Lavrio and Syros isl. (PRYSMIAN POWERLINK S.r.l.), 2015.
Seabed geophysical survey and investigation at Chania – Crete isl. landing, for the installation of the submarine FO cable AAE-1 (MARITECH CONTRACTING & TRADING INT’L S.A.), 2014.
Vibro corer and CPT geotechnical burial assessment survey, for the installation of the Lavrio – Ag. Georgios isl. HVDC submarine cables link (TERNA ENERGY S.A.), 2014.
Desk Top Study and seabed geophysical survey and investigation, for the cable route design and installation of the submarine H/V cables of Independent Power Transmission Operator (IPTO) S.A., between Syros isl. – Mykonos isl., Syros isl.– Tinos isl. and Syros isl. – Paros isl. (HELLENIC CABLES S.A.), 2014.
Desk Top Study, information collection, applications and follow up for the issuance of the permits, for the marine survey of the single pole cable of the HVDC power link between Montenegro and Italy (MONITA) (NEXANS NORWAY A/S), 2013.
Inshore route surveys for POSEIDON submarine fibre optic cable system in Pentaskinos and Yeroskipos landings, Cyprus. (MARPRO LLC), 2013.
Desk Top Study for the installation of the submarine high voltage power links Attica - Dodecanese. (EUNICE ENERGY GROUP), 2013.
Desk Top Study and seabed preliminary survey for 2 HVDC submarine power cables installation between: 1. Skyros isl. in Aegean Sea and Evia isl., 2. Evia isl. and mainland at Larymna (Viotia). (EN.TE.KA S.A. - EOLIKI NOTIAS SKYROU S.A.), 2010 - 2013.
Desk Top Study, route survey and seabed geophysical survey and investigation including the survey and installation permits, for the installation of two high voltage submarine power cables between Karystos at Evia isl. and Rafina at Attica mainland. (TERNA ENERGY S.A. – ENEL GREEN POWER S.A.), 2012.
Desk Top Study, route survey and seabed geophysical survey and investigation for the installation of the submarine H/V interconnection between Evia isl. and Attica (Kalamos – Amarynthos and N. Makri – Polypotamos links) (NEXANS NORWAY A/S), 2011-2012.
1. Desk Top Study, route survey and seabed geophysical survey and investigation, including the survey and installation permits, for the installation of submarine F.O. cable telecom link of OTE, between Kefalonia isl. and Ithaki isl.
2. Desk Top Study, route survey and seabed geophysical survey and investigation for landing areas, including the survey and installation permits, for the installation of submarine F.O. cable telecom link of OTE, between Limnos isl. and Samothraki isl.
(C. LIAPAKIS-V. BALIS CONSULTANT ENGINEERS UGP - GEOTECH), 2011
Desk Top Study, route survey and seabed geophysical survey and investigation, including the survey and installation permits, for the installation of the HVDC submarine power link between Ag. Georgios isl. wind farm and Attica mainland (TERNA ENERGY S.A.), 2010.
Desk Top Study, route survey and seabed geophysical survey and investigation, including the survey and installation permits, for the installation of submarine FO cable telecom link Neapoli - Kythira isl. (links Viglafia - Elafonisos isl. and Elafonisos isl. - Kythira isl.) (O.T.E. S.A.), 2010.
Cable route survey for one fibre optic telecommunication cable installation between Chaleix – Pointe De L’ Artillerie in Noumea, N. Caledonia. (MARITECH CONTRACTING & TRADING INT’L S.A.), 2010.
Seabed geophysical survey and investigation of the Greek landing area at Chania – Crete isl., for the LIBYA – CHANIA submarine fibber optic telecommunication link (G.A.S. - GEOLOGICAL ASSISTANCE & SERVICES S.r.l.), 2010.
Desk Top Study, route survey and seabed geophysical survey and investigation, including the survey and installation permits, for the installation of 6 submarine FO cable telecom links (Alexandroupoli – Samothraki isl., Nea Peramos – Salamina isl., Attiki - Kea isl., Kimolos isl. – Milos isl., Ios isl. – Sikinos isl., Sikinos isl. – Folegandros isl.) (O.T.E. S.A.), 2009.
Cable route survey for one fibre optic telecommunication cable installation between Banjul and Barra in GAMBIA (MARITECH CONTRACTING & TRADING INT’L S.A., 2009.
Seabed geophysical survey and investigation, for the cable route design and installation of two medium voltage submarine power cables for the power link Preveza - Aktio (PUBLIC POWER CORPORATION S.A.), 2009.
Seabed geophysical survey and investigation, for the cable route design and installation of one medium voltage submarine power cable for the power link Aegina isl. - Methana mainland (PUBLIC POWER CORPORATION S.A.), 2009.
Seabed geophysical survey and investigation, for the cable route design and installation of two medium voltage submarine power cables for the power link Spetses isl. - Spetsopoula isl. (PUBLIC POWER CORPORATION S.A.), 2009.
Pre-laying grapnel run (PLGR) for the installation of 10 submarine FO cables of O.T.E. S.A. in Aegean Sea (LINK S.A.), 2008.
Desk Top Study, route survey and seabed geophysical survey and investigation, including the survey and installation permits, for the installation of 5 submarine FO cable telecom links in Aegean Sea (Evia isl. - Andros isl., Andros isl. - Tinos isl., Tinos isl. - Mykonos isl., Kosta - Spetses isl., Hydra isl. - Metochi) (O.T.E. S.A.), 2008.
Desk Top Study, Sea bed geophysical survey and installation of 3 submarine FO cables of TELLAS - NSW and HELLAS ON LINE, at Rio - Antirio strait in western Greece (LINK S.A.), 2008.
Seabed geophysical survey and investigation of the Greek landing area for the Athens - Istanbul segment of MEDITERRANEAN NAUTILUS telecommunication system (G.A.S. - GEOLOGICAL ASSISTANCE & SERVICES S.r.l.), 2008.
Seabed Geophysical survey and investigation of the cable landing areas for the HELLAS ON LINE submarine FO cable installation between Attica and Siros isl., in Aegean Sea (NORDDEUTSCHE SEEKABELWERKE GmbH & Co. - NSW), 2007.
Desk Top Study for the HELLAS ON LINE telecom link with submarine FO cable between Attica and Siros isl., in Aegean Sea. (NORDDEUTSCHE SEEKABELWERKE GmbH & Co. - NSW), 2007.
Seabed Geophysical survey and investigation of the cable landing areas for the TELLAS submarine FO cable installation between Nafplio and Crete isl., in Aegean Sea (NORDDEUTSCHE SEEKABELWERKE GmbH & Co. - NSW), 2007.
Desk Top Study for the TELLAS telecom link with submarine FO cable between Nafplio and Crete isl., in Aegean Sea. (NORDDEUTSCHE SEEKABELWERKE GmbH & Co. - NSW), 2007.
Seabed geophysical survey and investigation, for the cable route design and installation of one medium voltage submarine power cable for the power link Arkii isl. - Marathi isl. (PUBLIC POWER CORPORTION S.A.), 2006.
Seabed Geophysical survey and investigation of the cable landing areas for the OTE submarine FO cable installation between Attica, Milos isl. and Crete isl. in Aegean Sea (NORDDEUTSCHE SEEKABELWERKE GmbH & Co. - NSW), 2006.
Desk Top Study for the OTE telecom link with submarine FO cable between Attica, Milos isl. and Crete isl., in Aegean Sea. (NORDDEUTSCHE SEEKABELWERKE GmbH & Co. - NSW), 2006.
Seabed geophysical survey and investigation, for the cable route design and installation of two medium voltage submarine power cables for the power link Kos isl.- Kalimnos isl. in Aegean Sea (PUBLIC POWER CORPORATION S.A.), 2006.
Diving survey and engineering for the installation of a fibber optic submarine cable for the Melitta Project - Libya), 2004.
Morphological survey and engineering for the installation of two medium voltage submarine cables for the power link of PPC between Paros and Naxos islands (PUBLIC POWER CORPORATION S.A.), 2004.
Route survey and engineering for the installation of two medium voltage submarine cables for the power link of PPC between Kavaliani and Evia islands (PUBLIC POWER CORPORATION S.A.), 2002.
Route survey and engineering for the relocation of the Mikonos isl. – Chios isl. fibber optic telecommunication link landing in Chios Island. (O.T.E. S.A.), 2001.
Route survey and engineering for the submarine fibber optic telecommunication link of OTE between Kerkira - Plataria and Samos - Patmos (FULGOR GREEK CABLES S.A.), 2001.
Route survey and engineering for the installation of two submarine power cables for the Athens Wastewater Processing Plant (2nd phase) (J/V ELL. TECHNODOMIKI - THEMELIODOMI - ATHINA), 2001.
Route survey and engineering for the installation of 4 submarine HVAC cables for the power link of PPC between Killini and Zakinthos, (J/V ALCATEL FRANCE, ALCATEL NORWAY and PIRELLI ITALY), 2000.
Preliminary study for a telecommunication link with submarine fibre optic cable between Athens and Thessaloniki (COMUTEQ), 2000.
Route survey and engineering for the submarine high voltage AC interconnection Kerkira - Sagiada (PUBLIC POWER CORPORATION S.A.), 1999.
Inshore and onshore survey for the anode installation of the Italy - Greece High Voltage DC Interconnection (PIRELLI Cavi e Sistemi s.p.a. - ITALY), 1999.
Route survey and engineering for the High Voltage DC Interconnection between Greece and Italy (PUBLIC POWER CORPORATION S.A.), 1999.
Route survey and engineering for the submarine fibre optic telecommunication link of O.T.E. between Mykonos – Paros – Naxos – Ios – Thira – Iraklion (FULGOR GREEK CABLES S.A.), 1998.
Route survey and engineering for the submarine fibre optic telecommunication links of O.T.E. between Arkitsa – Edipsos, Perama – Kountouroudia Lesvos isl. and Nifida – Apothika Lesvos isl. (O.T.E. S.A.), 1997.
Route survey and engineering for the submarine fibre optic telecommunication link of O.T.E. between Preveza – Lefkada – Kefallinia – Zakinthos and Lechena (FULGOR GREEK CABLES S.A.), 1997.
Burial assessment study using geophysical and sedimentological data for the cable burial with plough for the submarine fibber optic cable of Igoumenitsa - Kerkira O.T.E. telecommunication link (FULGOR GREEK CABLES S.A.), 1997.
Burial assessment study using geophysical and sedimentological data for the cable burial with plough, for the submarine fibber optic cable of Preveza - Kerkira O.T.E. telecommunication link (FULGOR GREEK CABLES S.A.), 1997.
Burial assessment study using geophysical methods on Attica and Chania shelf for the protection of the submarine fibber optic cable of the telecommunication link Lagonisi - Milos - Chania (O.T.E. S.A.), 1996.
Route survey and engineering for the submarine fibre optic telecommunication link of O.T.E., Lagonisi - Milos - Chania (FULGOR GREEK CABLES S.A.), 1995.
Route survey and engineering for the submarine fibre optic telecommunication link of O.T.E., between Corfu - Igumenitsa, Patra - Krioneri and Corfu - Preveza (FULGOR GREEK CABLES S.A.), 1993 1994.
Marine and land survey for high voltage submarine power link between Tinos, Siros and Mikonos islands (J/V ALCATEL CABLE CONTRACTING - FRANCE and PIRELLI CAVI S.p.A. - ITALY), 1993.
Marine and land survey for high voltage submarine power link between Evia, Andros and Tinos islands (J/V ALCATEL CABLE CONTRACTING - FRANCE and PIRELLI CAVI S.p.A. - ITALY), 1993.
Submarine pipeline and power cable surveying from Sigma Site to Delta complex, oil rigs of Prinos oil field near Thasos isl. (N.A.P.C.,) 1991.
Cartography and as built survey of Rio - Antirio channel high voltage submarine cables, by modern electronic technology and diving, for Rio - Antirio bridge project (ISTRIA Ltd), 1987.
Supervising in preliminary site investigation for geophysical and hydrographic mapping of Corfu Channel for submarine power cable installation (FURUKAWA ELECTRIC Co. – JAPAN), 1983.