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Abstract: The 4.766km-long, brick-arched Bosruck tunnel was built between 1901 and 1906. The geotechnical conditions were at times extremely adverse. The single-track tunnel passes through long stretches of “Haselgebirge” – a sedimentary rock containing mineral clay, sandstone, gypsum, anhydrite and rock salt as well as through heavily karstified limestone where very high water ingress up to 360 l/s...
Abstract: The 4.766km-long, brick-arched Bosruck tunnel was built between 1901 and 1906. The geotechnical conditions were at times extremely adverse. The single-track tunnel passes through long stretches of “Haselgebirge” – a sedimentary rock containing mineral clay, sandstone, gypsum, anhydrite and rock salt as well as through heavily karstified limestone where very high water ingress up to 360 l/s...