Roof waterproofing works for the new sports hall

Summary

The tender covers roofing works for a new sports hall in Salzgitter, including steel trapezoidal roof decking, fall-protection railings and access ladders, a steel entrance canopy, roof waterproofing and insulation for the new and existing sports halls, extensive green-roof construction, roof penetrations, rainwater drainage and sheet-metal work. The scope also includes design calculations, workshop and installation plans, leak testing, documentation and limited hourly works. The site is next to an operating school and kindergarten. The contractor must keep access and escape routes clear, control dust and noise, protect the neighbouring school and kindergarten grounds, and ensure that the existing sports hall remains usable during school hours. A detailed schedule must be submitted within 12 working days after award and updated without delay when necessary. The deadline for electronic submission is 13 October 2026 at 09:30. The bid remains binding until 30 November 2026. There are no lots, alternative bids are not permitted, and price is the only award criterion.