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Published January 27, 2026 at 7:00 PM

Updated February 20, 2026

Site work and new construction of a water / sewer project in Calgary, Alberta. Completed plans call for site work for a water / sewer project; and for the construction of a water / sewer project.

The RFP is for the construction of the following Work Packages: Work Package 07: WAS Thickening and Fermentation includes for the construction of the secondary Sludge Thickening, Sludge Blend Tank and Fermentation systems. Work Package 08: Bioreactors include for the construction of the two new bioreactors and process air systems. Work Package 14A: Wastewater Heater Recovery (Early Works) includes for the construction of the Wastewater Heat Recovery building. The "early works: refers to the work mainly under civil, structural, architectural and building mechanical sections. The process mechanical, electrical, instrumentation and controls work for this heat recovery system will be tendered in a separate RFP at a later time. Through this Request for Proposal (RFP), Graham is seeking experienced subcontractors, capable of completing a variety of for the following scopes of work at the Project. Division 2 Concrete Demolition Division 3 Rebar Division 3 Precast Concrete Division 4 Masonry Division 8 Openings Division 11 Coarse Bubble Diffusers Division 11 Hyperboloid and Submersible Mixers Division 11 Slide and Weirs Gates & Stop Logs Division 14 Monorail Hoist & Trolley System The project value listed reflects the total project estimate.

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Water / Sewer

$547,125,000.00

Public - City

New Construction, Site Work

Our team is requesting plans for this project.

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February 19, 2026

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1905 153 Ave SE, Calgary, AB

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