Budimex’s task was to carry out construction works consisting in the reconstruction, extension and change of use of Rother’s Mill, Grain Granary, Flour Granary and Łazienki Park for the needs of a multifunctional service facility. The usable area of the investment amounted to 12,844.84 m2. Now the complex will include museum rooms, restaurants, a café, an observation deck, a public space and an outdoor terrace with a fountain basin.

The works included: demolition works, liquidation of some wooden swords related to adaptation works, demolition of floors in the basement of the Flour Granary, lowering the floor level, construction of new floor layers in the basements, execution of new water insulation of the ground floor, comprehensive execution of fire protection of the existing and new wooden structure and cast iron columns, execution of new floor layers on wooden and reinforced concrete ceilings, construction of the structure a steel mezzanine, a glass skylight with a glass elevator in the Rother’s Mill building, construction of an observation deck at the roof level of the Rother’s Mill building. As part of the construction works, flood protection was also made. As part of environmental protection during the construction site, Budimex carried out 5,000 frogs from the construction site.