Construction works for tunnels, shafts and subways

Summary

The tender concerns construction works for tunnels, shafts and subways at the Berlin TXL site. According to the description, the works include building a separation structure, 19 chamber structures and 2 access shafts, laying about 884 m of reinforced concrete or PRC pipes DN 300–1600 using closed construction methods, installing about 615 m of DN 100 GGG service water pipeline and 30 m of DN 150 PE wastewater pressure pipeline using open construction methods, and restoring about 717 m² of temporary asphalt roadway. The exact participation, qualification and compliance requirements must be checked in the tender documents.