8-lane extension of the A7 motorway

The SÜLZLE Group made a significant contribution to the expansion of the A7 motorway in Hamburg. Since March 2024, a total of 20,000 tonnes of reinforcing steel have been supplied by several SÜLZLE Stahlpartner locations and installed by SATec Nordhausen GmbH in various construction phases. For the Altona T020 tunnel in Hamburg alone, a total of 1,500 tonnes of bored piles were provided by SÜLZLE Stahlpartner from Dessau-Roßlau in the period from February 2022 to December 2023. In addition, SÜLZLE Armierungstechnik was responsible for laying the retaining walls on the 8-lane construction section, extension A7 in Hamburg, on behalf of the consortium Ersatzneubau K 30 (consisting of Hochtief Infrastructure and Fr. The A7 replacement structure, south of the Elbe tunnel, was realised from July 2023 to April 2024.