Zemmer Wastewater Group Lot 3: Construction of the Storage Sewer, Retention Soil Filter and Rodt Connecting Sewer

Summary

The tender concerns construction works for Lot 3 of the Zemmer wastewater group, divided into two sub-lots. Sub-lot 1 covers the structural construction of a storage sewer, a retention soil filter and a connecting sewer between Rodt and Schleidweiler, including dismantling an existing stormwater overflow structure, connecting to the existing combined sewer network and constructing the related structures. Sub-lot 2 covers the mechanical and electrical works for the storage sewer and retention soil filter. Works must begin no later than 15 working days after receipt of the contract award letter. The submission deadline is 18 September 2026.