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Abstract: The capital of Baden Württemberg, Stuttgart, is extending its commuting network. The subway line U12 is therefore being completely reorganized: some parts of it are being closed down and other parts are being built from scratch. A joint venture consisting of Leonhard Weiß Ingenieurbau, Alfred Kunz Untertagebau and Bauer Spezialtiefbau was awarded the construction of lot 3 of subway U12. Altred...
Abstract: The project to bypass the Schwarzkopf tunnel, which is being constructed at a cost of around 250 million euros, is the centrepiece of the line upgrade between Hanau and Nantenbach. The dimensions of the project, the existing boundary conditions and the resulting imponderables required a large number of special solutions for the tunnel construction, the management and the logistic. Fast and...