# CanadaBuys #AB-2026-07222

Alberta canal liner replacement and related construction work

**Posted:** October 29, 2026
**Respond By:** November 26, 2026
**Identifier:** AB-2026-07222
**NAICS:** 237990, 221310

Alberta is seeking a contractor to replace a section of the Lethbridge Northern Headworks Main Canal liner and complete related earthworks and restoration.
- **Government buyer:** Government of Alberta, Transportation and Economic Corridors; no sub-agency or office is identified.
- **Scope:** Replace the canal liner between Sta. 60+000 and 63+675. The contractor is responsible for supplying materials and completing the scheduled construction work.
- **Bid schedule:**
  - Care of water: 1 lump-sum item.
  - Strip topsoil and subsoil: 1,600 cubic metres; excavate existing gravel armour: 44,100 cubic metres.
  - Supply and install modified Fine Filter Zone 3A: 800 tonnes; Road Gravel Zone 4B: 4,500 tonnes; modified Gravel Armour Zone 5C: 44,100 cubic metres; and Riprap Zone 6A: 900 tonnes.
  - Supply and install 12-ounce non-woven geotextile: 2,617 metres and 468 metres; supply and install 24-mil RPE liner: 2,617 metres and 468 metres. The schedule lists these as separate quantities.
  - Construct a drainage swale: 280 metres; place topsoil and subsoil: 1,600 cubic metres; seed grass: 5 hectares.
- **OEMs and named vendors:** None identified in the provided information.
- **Notable requirements:** Contractor must supply materials; the work includes water management, excavation, specified filter and aggregate zones, geotextile and RPE liner installation, drainage, and site revegetation.

### Description

Construction work for replacement of the canal liner from Sta. 60+000 to 63+675 on the Lethbridge Northern Headworks Main Canal. The contractor is to supply all materials. The listed bid schedule includes water care, excavation, supply and installation of gravel, filter materials, riprap, geotextile and RPE liner, drainage swale, soil placement, and grass seeding. The estimated contract period is five months, with substantial performance due March 31, 2027, and total performance due May 31, 2027.

[View original listing](https://canadabuys.canada.ca/en/tender-opportunities/tender-notice/ab-2026-07222)