# CanadaBuys #AB-2026-07492

Valve Chamber 2620 Valve, Piping, and Roof Replacement

**Posted:** November 10, 2026
**Respond By:** November 26, 2026
**Identifier:** AB-2026-07492
**NAICS:** 237990, 238190

The City of Calgary is seeking bids for replacement and reconstruction work at Valve Chamber 2620.
- **Buyer:** City of Calgary.
- **Scope:** Replace the existing 1350 mm butterfly valve and exterior bypass piping components; demolish and rebuild the concrete roof slab; and complete related enabling work.
- **OEMs and vendors:** No product manufacturers, OEMs, or contractors are named. Further technical details are referenced in the linked Ariba posting.
- **Specified products and quantities:** No part numbers or purchase quantities are provided.
- **Notable requirement:** The work includes both mechanical replacement and concrete chamber roof reconstruction.

### Description

The solicitation seeks replacement of the existing 1350 mm butterfly valve and exterior bypass piping components at Valve Chamber (VC) 2620. Work also includes demolition and reconstruction of the concrete roof slab and other enabling works. Further details are available through the linked Ariba posting. The estimated contract period is five months, with a proposed start date of January 10, 2027.

[View original listing](https://canadabuys.canada.ca/en/tender-opportunities/tender-notice/ab-2026-07492)