Construction works for excavation support system

Summary

The tender concerns earthworks and special foundation works for a construction pit support system (Verbau_Baugrube). The scope includes excavation, backfilling, weathered horizon and rock excavation, as well as soldier pile wall, tangential bored pile wall, jet-grouting underpinning, underpinning to DIN 4123 and tieback anchors. Work is to start on 9 November 2026 and be completed by 23 April 2027. The machine-readable notice did not include precise bidder qualification or exclusion requirements; these must be checked in the tender documents.