Source: https://tendernation.io/opportunities/01a140a8-80c2-7087-8150-f44550f63301/germany-geotechnical-engineering-services-framework-agreement-on-geotechnica

closed DE

# Geotechnical engineering services – Framework Agreement on Geotechnical Seabed Surveys for Export Cables

[50Hertz Transmission GmbH](https://tendernation.io/buyers/50hertz-transmission-gmbh)

Estimated value

€140,000,000

Published

7 Nov 2025

Deadline

Closed

15 Dec 2025

## Who can bid

- Sets up a framework

    Winning a place does not guarantee work: contracts are awarded later as call-offs, and the list usually stays closed for years.

## About this tender

50Hertz and Elia tender a framework agreement on geotechnical investigations for export cable routes. 50Hertz, as part of the Elia Group, foresees the construction of several offshore high-voltage DC and AC stations (HVDC and HVAC), including the installation of the export cables in the North Sea and Baltic Sea. For this purpose, geotechnical investigations for the export cable route shall be performed to acquire all necessary information for the conceptual and detailed design phases. The geotechnical specifications will be used in several projects (e.g. LanWin6, as well as other OWF (offshore wind farm) clusters in the North Sea and future OWF areas in the Baltic Sea in addition to the existing windfarm areas). Quantities given in the tender documents are for the purpose of comparison and calculation. They do not constitue a guarantee.

## CPV classification

Geotechnical engineering services

Source

Tenders Electronic Daily (EU) · Notice 738957-2025

[View official notice](https://ted.europa.eu/en/notice/738957-2025)

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[Buyer profile 50Hertz Transmission GmbH: past awards and live tenders](https://tendernation.io/buyers/50hertz-transmission-gmbh) [Sector More Architecture, engineering & surveying tenders](https://tendernation.io/sectors/architecture-engineering-surveying)

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