Wastewater and Waste Management Services Contract for Karlsruhe

The City of Karlsruhe is seeking a contractor to provide comprehensive maintenance, cleaning, recycling, and disposal services at the Karlsruhe wastewater treatment plant and associated pumping stations. This contract will cover various operational areas, including the removal of debris and sediments from mechanical treatment stages, biological treatment processes, and sludge dewatering operations. The contractor will be responsible for ensuring that all necessary cleaning and maintenance tasks are performed promptly to prevent operational disruptions and environmental damage. Key tasks include the removal of sand and fats, cleaning of biological treatment basins, and managing sludge disposal. The contractor must have sufficient personnel and equipment readily available to respond quickly to service needs, including during weekends and holidays. The contract will be awarded based on fixed unit prices for services, regardless of the actual quantities of work performed.