Civil engineering and paving works for the renovation of the Horizont Observatory on Hoheward slag heap in Herten

Summary

The tender concerns civil engineering and paving works for the renovation of the Horizont Observatory on Hoheward slag heap in Herten. The works include exposing existing auxiliary foundations for dismantling the arch structure, constructing additional temporary foundations where required, building an approximately 200 m temporary access road, removing and reinstating concrete paving, drainage and the Corten steel edging, and restoring affected areas. The planned start is approximately 1 January 2027, while the completion date will be agreed after award. Bids must be submitted electronically by 12 October 2026 at 11:00. There are no lots and alternative bids are not permitted. Price is the only award criterion; a workshop for disabled persons receives a 15% bonus in the evaluation calculation if its bid is economically equivalent.