The city of Monheim am Rhein is a medium-sized district town in the district of Mettmann with about 43,000 inhabitants. The all-weather pool of the city of Monheim am Rhein GmbH is a 100% subsidiary of the city. It operates the MonaMare leisure pool, which is to be redesigned, extended and renovated.

The subject of the tender is earthworks and shell construction work in accordance with the specifications.