Hanau, Am Hauptbahnhof 1, Sanitary and heating work

… work for the administrative building of the Federal Employment Agency (BA). Tenders shall be submitted in bulk. However, the contract will only be awarded jointly for both lots to the tenderer whose total tender from both lots will be considered to be the most economically advantageous tender in accordance with the award criteria laid down in the procurement documents, in full compliance with the requirements of suitability, tender and performance. The new building of the Federal Employment Agency comprises a five-storey administrative building including the common entrance and foyer area of both buildings. The administration building of Hanau Immobilien- und Baumanagement (IBM) will be constructed as a four-storey building. Both buildings are built without basement and are designed as annular structures with internal courtyards. The common foyer will be constructively assigned to the building of the Federal Employment Agency and will form the central main entrance of the entire complex in the future. The tendered services include the complete delivery, installation, insulation, fire protection partitioning as well as commissioning and maintenance of the sanitary and heat supply systems and the dry riser pipes. The sanitary technology includes the drinking water installation including fittings and sanitary equipment as well as the drainage of dirt and rainwater within the buildings. Rain drainage takes into account roof drainage including the required roof drains, drop pipes and emergency drainage. In addition, the required thermal insulation, fire protection measures, tests, commissioning, maintenance and documentation services are part of the tender. The heat generation systems include two air/water heat pumps for the BA building and a connection to a district heating transfer station for the IBM building. The heat supply includes the central system components, pumps, pipelines and fittings as well as the heat transfer to the individual consumers. Electric blanket sails are provided as essential components of space heating. In addition, radiators are used in selected rooms. The services include the necessary components for hydraulic balancing and connection components, pipeline insulation, fire protection measures as well as testing, commissioning, maintenance and documentation services of the systems. In addition, the awarding unit includes the production of the dry riser pipes for the fire-fighting water supply. This includes the pipe network including feed-in fittings and associated installation parts as well as the necessary fire protection measures, tests and commissioning, maintenance and documentation services of the system. The scope of services includes, among other things: - Drinking water installations including pipes, fittings and necessary connection components (approx. 1,830 m pipes) - Sanitary installations including washbasins (approx. 55 pcs.), toilet facilities (approx. 100 pcs. incl. urinals), barrier-free sanitary facilities (approx.