- Construction of two concrete pipe tunnels, approx. 1,400 m 3 Reinforced concrete,

- Construction of a retaining wall in concrete construction, approx. 180 m 3 Reinforced concrete,

- bit. Ceiling construction, approx. 9,000 m 2 ,

- Excavation of approx. 27,000 t of contaminated soil from the former Dhünnaue landfill under the specifications of the emissions protection concept,

- Work on opening and reclosing the landfill seal under the specifications of the emission protection concept,

- Otherwise. Services.

- Construction of two concrete pipe tunnels, approx. 1,400 m 3 Reinforced concrete,

- Construction of a retaining wall in concrete construction, approx. 180 m 3 Reinforced concrete,

- bit. Ceiling construction, approx. 9,000 m 2 ,

- Excavation of approx. 27,000 t of contaminated soil from the former Dhünnaue landfill under the specifications of the emissions protection concept,

- Work on opening and reclosing the landfill seal under the specifications of the emission protection concept,

- Otherwise. Services.