Project: Railway tunnel on high-speed line between Erfurt and Leipzig/Halle
Client: Deutsche Bahn AG
Location: Herrengosserstedt / Thuringia / Germany
Scope of work: Construction of 89 groundwater extraction wells (also used as groundwater infiltration wells) D = 324 mm to depths of approx. 100 m, fitting with DIA150 PVC piping, DTH hammer drilling in fractured sandstone, installation of casings, gravel beds, clay sealing, pump performance trials.