Construction Works for the Expansion and Adaptation of Graz Wastewater Treatment Plant

This contract involves the expansion and adaptation of the Graz Wastewater Treatment Plant, focusing on mechanical treatment processes. The awarded supplier will be responsible for the delivery and installation of mechanical equipment, including: - Construction of a new coarse screening facility - Construction of a new screw pump station - Creation of distribution and relief structures - Construction of a third coarse screening channel and gravel trap - Demolition of the existing gravel trap building and construction of a new coarse screening hall - Technical enhancements to the existing fine screening hall - Air treatment via air washers with biofilters - Biological treatment processes, including the construction of aeration tanks and an electrical building - Addition of compressed air generation units - Adjustments to biological treatment stages 2 and 3 - Optimization of primary sludge removal - Construction of a manipulation area - Additional air treatment measures - Relocation of fat storage - Renovation of the stair tower for the digester - Transfer of sewage sludge with the construction of new sludge loading silos - Expansion of gas storage capacity This project is valued at approximately €3,858,992.77 and is managed by HOLDING GRAZ - KOMMUNALE DIENSTLEISTUNGEN GMBH. For more details, please visit the contract platform at TED.