Rehabilitation of the northern shore of Werdersee in Bremen

Summary

The tender concerns rehabilitation of the northern shore of Werdersee in Bremen, including earthworks, bank protection, underwater and above-water covering works, pipe connections, landscaping, road works, and waste analysis and disposal. The tender submission deadline is 13 October 2026. The works include, among other things, excavation and storage of 450 m³ of soil, construction of 350 tonnes of stone bank protection, installation of 1,200 m² of geotextile above water, 2,800 m² of underwater geotextile, 1,700 m² of biodegradable coconut erosion-control matting, installation of river mattresses over 800 m² and 2,300 m², reed and willow planting, traffic management and temporary site facilities. The bidder must submit a priced and technically compliant tender, complete the required bidder information, and provide evidence concerning materials, manufacturers, quality and environmental safety. A construction schedule, as-built surveying and final plans in DXF/DWG and PDF formats are required. Where subcontractors are used, their scope and capacity must be disclosed and the requirements concerning minimum pay, machinery emissions, inspections and documentation must be fulfilled throughout the subcontracting chain.