Tenders / Request for Quotes
**Deadline extension**
Cinder Hill Weir, Porter Brook: Design and Build Brief
Don Catchment Rivers Trust is seeking tenders for a design-and-build commission for fish passage and river restoration works at Cinder Hill Weir on Porter Brook in Sheffield.
The commission covers the engineering-led redesign of existing outline proposals, development of a construction-ready design, planning and Flood Risk Activity Permit applications, engagement with the Environment Agency National Fish Pass Panel, supporting surveys and assessments, and construction delivery of fish passage and river restoration works.
Tender deadline: 9am, Friday 23 October 2026.