Renovation of sanitary sewerage pipelines in Suwałki using cured-in-place pipe lining (CIPP)

Summary

The tender covers the renovation of sanitary sewerage collectors and the overflow channel from the Arkadia Reservoir in Suwałki using trenchless cured-in-place pipe lining (CIPP). The works include two DN800 collector sections measuring 388 m and 541 m, and the 114 m renovation of the overflow channel, including replacement of an inspection chamber. The completion deadline is 30 November 2026 and the tender submission deadline is 28 September 2026. Price is the only award criterion, weighted at 100%. The bidder must submit an electronic tender, a PLN 30,000 bid guarantee, and the required qualification and technical evidence.