Civil Engineering and Pipe Construction Services Tender

• Country: Germany
• Summary: Civil Engineering and Pipe Construction Services for the Construction of the Fgl 702 Wefensleben/ Salzgitter - 16.22127/ 16.22155
• DET Ref No: 142418077
• Deadline: 06 Jul 2026
• Financier: Self Financed
• Purchaser Ownership: Government
• Tender Value: Refer Document
• Notice Type: Tender
• Document Ref. No.: 374364-2026
• Purchaser's Detail:
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• Description:
• Civil engineering and pipe construction services for the construction of the FGL 702 Wefensleben/ Salzgitter - 16.22127/ 16.22155 The subject of the order is civil engineering and pipe construction services as part of the “Green Octopus Mitteldeutschland (GO!)” infrastructure project of ONTRAS Gastransport GmbH. The project includes the construction of a new underground hydrogen pipeline (FGL702) on the Wefensleben-Salzgitter route with a total length of approximately 68 km in the federal states of Saxony-Anhalt (approx. 20 km) and Lower Saxony (approx. 48 km). The line is as Steel pipeline DN 800 with a design pressure of 84 bar designed for the transport of hydrogen (5th gas family according to DVGW G 260). The construction will be carried out primarily using an open construction method within a standard work strip of approx. 32 m (limited approx. 24 m). Crossings of traffic and infrastructure facilities as well as individual bodies of water are sometimes carried out in a closed construction method using press drilling, horizontal drilling (HDD) or microtunneling. Special crossings concern, among other things: Railway lines, a federal highway, federal and state roads and bodies of water. This includes the construction of a total of five valve stations, three of which are pigging stations, including associated buildings, fencing, surface paving and technical auxiliary systems such as corrosion protection, grounding and marking devices. Construction is scheduled to take place between January 2028 and October 2030; It should be ready for commissioning by November 2029...
• Documents:

 Tender Notice