Skip to content
Raise Lens
TENDERgovernmentservices

Sewer cleaning services – cleaning, inspection and dewatering of 4 siphon structures 2026 Tender

••••• organisation

Summary

This tender procures cleaning, inspection, and dewatering services for four siphon structures (Düker) that manage surface water drainage in a German waterway. Bidders should be specialized water infrastructure service providers with experience in siphon maintenance, dewatering, and structural inspection.

Summary by Raise Lens from the official notice · 15 Sept 2026Accurate?

Unlock the funder, link and full detail

Create a free account to unlock 3 full listings a month, including the funder name, the application link and the complete programme detail.

About this tender

Sewer cleaning services for four dike facilities (Rönne-Düker at SOW km 92.39, Blanke-Luch-Düker at SOW km 93.83, Wolfsluch-Düker at SOW km 94.16, and Ziltendorfer-Düker at SOW km 119.34) within the WSA Spree-Havel water authority. The project involves inspection and dewatering of these structures to enable building inspections. Two of the four dike facilities require dewatering (Trockenlegung) while all require cleaning and inspection (Reinigung und Inspektion). Expected completion by 2026.

CPV codes

Relevant sectors