France – Travaux de forage et d'exploration – Travaux deux Forages Dirigés atterrages Baie Ecalgrain hydroliennes Raz Blanchard 50 Reference number : 26_936835
AI summary
This tender concerns two directional drilling operations with offshore landings in Ecalgrain Bay for submarine cable arrivals serving the Raz Blanchard 50 tidal turbine project. Each drilling will be approximately 552 meters long with DN700 casing sections of about 42 meters, using DN400 and DN355 conduits.
Contractors specializing in directional drilling, submarine cable installation, and offshore marine construction works should bid.
Suppliers must have expertise in directional drilling and offshore submarine cable installation. Experience with large-diameter casing and marine construction in challenging coastal environments is essential.
Frequently asked questions
What is this tender about?
This tender concerns two directional drilling operations with offshore landings in Ecalgrain Bay for submarine cable arrivals serving the Raz Blanchard 50 tidal turbine project. Each drilling will be approximately 552 meters long with DN700 casing sections of about 42 meters, using DN400 and DN355 conduits.
What are the requirements for suppliers?
Suppliers must have expertise in directional drilling and offshore submarine cable installation. Experience with large-diameter casing and marine construction in challenging coastal environments is essential.
What type of company should bid?
Contractors specializing in directional drilling, submarine cable installation, and offshore marine construction works should bid.
Who is the buyer?
The buyer is Enedis SA.
When does this tender close?
Submissions close on April 29, 2026.
This contract notice :Two directional drilling operations with offshore landings in Ecalgrain Bay for the arrival of the Raz Blanchard 50 tidal turbine submarine cables: Length of each directional drilling: approximately 552 m Conduit diameters: DN400 and DN355 Casing diameter: DN700 for each directional drilling: approximately 42 m. Cet avis de marché concerne : Travaux deux Forages Dirigés atterrages en mer Baie Ecalgrain pour l'arrivée des câbles sous-marins hydroliennes Raz Blanchard 50 : Longueur de chaque forage dirigé : 552 m environ Fourreaux diam DN400 et DN355 Casing DN700 de chaque forage dirigé : 42 m environ
Two directional drilling projects with landings at Ecalgrain Bay and Raz Blanchard tidal turbines (50) Reference number: 26_936835
This contract notice Two directional drilling operations with offshore landings in Ecalgrain Bay for the arrival of the Raz Blanchard 50 tidal turbine submarine cables: Length of each directional drilling: approximately 552 m Conduit diameters: DN400 and DN355 Casting diameter: DN700 for each directional drilling: approximately 42 m
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