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FederalConstructionCloses in 27 daysRef WS5881296127-Doc5881315907

EQ754-270295 - Nassau Mills Dam at Lock 22 Replacement

BuyerDepartment of Public Works and Government Services (PSPC)
ClosingOct 22, 2026
Location*Ontario (except NCR), Gatineau, Quebec
CategoryConstruction
Estimated valueNot disclosed

Public summary

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**Tender summary — Nassau Mills Dam at Lock 22 Replacement** Public Services and Procurement Canada (PSPC) is seeking a contractor or team to provide **design and construction services** for replacing the Nassau Mills Dam at Lock 22, within the Trent–Severn Waterway National Historic Site near Peterborough, Ontario. - **Tender status:** Open - **Closing deadline:** October 22, 2026, at 2:00 p.m. EDT - **Work location:** Nassau Mills Dam, 3779 Nassau Mills Rd, Peterborough, Ontario - **Mandatory site visit:** October 15, 2026, at 10:00 a.m. EDT - **Site visit registration:** Bidders are asked to register in advance with the Contracting Authority. - **Required site-visit PPE:** Hard hat, high-visibility safety vest, CSA-approved safety footwear, and a personal flotation device/life jacket. This opportunity appears potentially relevant to businesses with experience in **dam replacement, heavy civil construction, water-control infrastructure, engineering/design-build work, or related work in regulated or heritage-site environments**. The mandatory site visit may be an important bid requirement, so businesses should confirm the attendance rules and any eligibility implications in the official tender documents. The notice warns that the Ariba Discovery and Canada Buys posting times may be disregarded. All required supporting documents and the bid must be submitted by the stated deadline. Late bids may be declared non-responsive. Review the complete official notice and any attached documents for the precise scope, qualifications, bonding, insurance, security, submission process, and mandatory requirements before deciding whether to bid. Verify the deadline and time zone directly in the official tender notice before submitting.Official source: https://portal.us.bn.cloud.ariba.com/dashboard/public/appext/comsapsbncdiscoveryui#/Rfx Event/preview/1110026282?an Id=ANONYMOUS

Requirement preview

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  • Submit all required supporting documentation and the bid by October 22, 2026 at 14:00; the tender states that late bids will be declared non-responsive.
  • Attend the mandatory site visit on October 15, 2026 at 10:00 AM EDT at 3779 Nassau Mills Rd, Peterborough, Ontario, K9L 0G9.
  • Register with the Contracting Authority before the scheduled site visit.
  • Wear, at minimum, a hard hat, high-visibility safety vest, CSA-approved safety footwear, and a personal flotation device/life jacket throughout the site visit.

Source description preview

Imported source text may contain formatting from the original notice.

AMENDMENT TO CLOSING TIME: Please disregard the Ariba Discovery posting response deadline closing time and Canada Buys posting closing time. All required supporting documentation and bid submission must be submitted by October 22nd 2026 at 14:00 EDT. All bids submitted after 14:00 EST will result in the bid being declared non-responsive. Public Services and Procurement Canada (PSPC) is seeking design and construction services for the replacement of the Nassau Mills Dam at Lock 22 within the Trent–Severn Waterway National Historic Site. There will be a mandatory site visit on October 15th 2026 at 10:00 AM EDT. Interested bidders are to meet at 3779 Nassau Mills Rd, Peterborough, ON K9L 0G9. Bidders are requested to register prior to the scheduled site visit with the Contracting Authority. All attendees are required to wear the following minimum PPE throughout the site visit, Hard hat, High-visibility safety vest, CSA-approved safety footwear, Personal flotation device (PFD)/life jacket

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