High quality and in time: four cooling water pipelines in pipe jacking drive for a new coal-fired power plant in Wilhelmshaven.

2 parallel tunnel tubes with a length of 1.645 km each, inner diameter 10,15 m; 6 cross passages driven under the protection of ground freezing; 2 access ramps, which at the same time function as start and target shafts, Passing under A4/A133 motorways incl. connection to existing infrastructure

1,700 m above sea level: In the Linthal Project 2015 the inclined tunnel with an incline of 24 % compensates an altitude difference of 900 m in the high mountains of Switzerland.