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Ortsumfahrung B311
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| Service: | General Consultant for Design and Construction
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| Estimated cost: | $21,000,000
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Commencement: | March 22, 1994
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Completion date: | December 01, 1994
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| Location: | Kirchham, Salzburg Austria |
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| Technical data: | New Two Lane Roadway Tunnel constructed using NATM and Doorframe Slab Method, included 300m (900 ft) of approach ramps. Dimensions: Height 10.30m (~34’ ft) x Width 11.50m (~38 ft) Length: 700m (2,229 ft) Section: ~94m2 (1,033 ft2) Roadway Overburden: 5.15m (~17 ft) |
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| Geology description: | Sandstone |
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