Project description
Construction method
Drill and blast
Geology
Upper shell limestone
Project
Darmsheim Northern Bypass
L1182 Darmsheim Tunnel
Client
Federal Land of Baden-Württemberg
represented by RP Stuttgart
Contractor
Wayss & Freytag Ingenieurbau AG
Construction period
2015 to 2017
Construction costs
€ 13.5 million
95 m preliminary cut, preliminary cut approx. 35,000 m³ 30 m north portal structure 462 m tunnel constructed by the mining method: Top heading and bench/invert heading in Tertiary hilly terrain
6 km railway tunnel from Stuttgart central railway station to Bad Cannstatt as part of the large-scale project „Stuttgart 21“.
Foot and cycle path tunnel, length 114.77 m, max. clear width 6.45 m, clear height approx. 4.22 m.