Preparation of complete design documentation for two pressurised sewage pipelines from Jabłonna municipality to the Czajka wastewater treatment plant in Warsaw

Summary

The tender covers the preparation of complete design documentation for two pressurised sanitary sewage pipelines from the Jabłonna municipality area to the Czajka wastewater treatment plant in Warsaw. The scope includes approximately 2 × 4.0 km of PE100 SDR17 DN250 pipelines, associated inspection, cleaning, drainage and air-release chambers, a flow-metering chamber and shut-off valve chamber at the treatment plant, as well as obtaining the required construction approval or registering the works and providing author’s supervision. The contract is to be performed by 31 December 2031. Tenders must be submitted electronically through the e-ProPublico platform by 25 August 2026 at 12:00. The evaluation gives 70% to price and 30% to the designer’s experience. A PLN 4,000 bid guarantee and performance security are required.