Castroper Straße Phase 2 – Road, asphalt, sewer and utility works

Summary

The open procedure concerns the second phase of works on Castroper Straße in Bochum, including road construction and asphalt works, drainage and sewer construction, infiltration and channel systems, temporary traffic management, utility and duct installation, road markings, signage, and related landscaping and maintenance. The works include approximately 770 m of reinforced-concrete pipes in open construction, 220 m of reinforced-concrete pipes in trenchless construction, 720 m of PVC-U pipes, 1,000 m² of infiltration and tree-bed systems, a stormwater treatment facility, 33 m of substrate filter channel, 59 inspection structures, approximately 12,400 m³ of excavation and 13,700 m² of excavation support. The tender deadline is 14 October 2026. Offers must be submitted electronically; paper offers will be rejected. The bidder must price and perform the works in accordance with the tender documents, the specified technical standards, environmental and waste rules, traffic-management requirements and quality-control obligations. Recycling materials require prior suitability documentation and analysis, while asphalt works require recognized testing certificates. Exact financial-capacity, previous-experience and separate bidder-qualification requirements were not clearly identified in the provided material and must be checked in the official tender documents.