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← All tenders
Department of Public Works and Government Services (PSPC)

EQ754-270295 - Nassau Mills Dam at Lock 22 Replacement

Request for Proposal (RFP)
Estimated value
Not disclosed
Deadline
October 29, 2026
Published
September 24, 2026
Type
Construction
Explore similarChemicals Including Bio Chemicals and Gas MaterialsQuebec

Full description

AMENDMENT TO CLOSING TIME: Please disregard the Ariba Discovery posting response deadline closing time and CanadaBuys posting closing time. All required supporting documentation and bid submission must be submitted by October 29th 2026 at 14:00 EDT. All bids submitted after 14:00 EDT 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

Selection criteria

Variations or combinations of the above methods

AI Summary

AMENDMENT TO CLOSING TIME: Please disregard the Ariba Discovery posting response deadline closing time and CanadaBuys posting closing time. All required supporting documentation an...

AI Analysis

Get a plain-English breakdown of this tender — what they need, who can bid, how to approach it, and tips for small suppliers. Takes a couple of seconds.

Basic information

Reference
WS5881296127-Doc5881315907
Solicitation no.
WS5881296127
Buyer
Department of Public Works and Government Services (PSPC)
Notice type
Request for Proposal
Method
Competitive - Open bidding
Procurement category
*CNST
Trade agreements
*North American Free Trade Agreement (NAFTA) *Comprehensive and Progressive Agreement for Trans-Pacific Partnership (CPTPP) *Canada-Korea Free Trade Agreement (CKFTA) *Canada-Honduras Free Trade Agreement *Canada-Panama Free Trade Agreement *Canada-Ukraine Free Trade Agreement (CUFTA) *Canadian Free Trade Agreement (CFTA) *Canada-UK Trade Continuity Agreement (Canada-UK TCA) *Canada-Peru Free Trade Agreement (CPFTA) *Canada-European Union Comprehensive Economic and Trade Agreement (CETA) *Canada-Colombia Free Trade Agreement *World Trade Organization Agreement on Government Procurement (WTO GPA) *Canada-Chile Free Trade Agreement (CCFTA)
Estimated value
Not disclosed
Source
canadabuys

Classification & terms

UNSPSC
UNSPSC 12000000 — Chemicals Including Bio Chemicals and Gas Materials
Limited tendering reason
None

Delivery & regions

Province
Quebec
Regions of delivery
*Ontario (except NCR)
Contract term
December 9, 2026 → ?

Key dates

Published
September 24, 2026
Closes
October 29, 2026
Amendment no.
002
Amendment date
October 14, 2026

Contact

Contact
W•••••••, L••••• (S•••/P•••) (e•••••• / s••••••)
Email
l••••••••@••••••••.••.ca
Address
•• ••••••• ••, ••••• •••, ••••• •• •••••••, ••••••••, ••••••, ••• •••, ••••••
End-user
Department of Public Works and Government Services (PSPC)
Sign up free to see the contact details

Likely incumbents

(5)

Suppliers who have won similar work from this buyer before.

  1. 1
    Messer Canada Inc.
    14 contracts won· latest June 25, 2026
    CAD $3.1M
    total awarded
  2. 2
    AIR LIQUIDE CANADA INC
    7 contracts won· latest June 3, 2026
    CAD $3.9M
    total awarded
  3. 3
    Linde canada Inc
    6 contracts won· latest March 17, 2025
    CAD $631.5K
    total awarded
  4. 4
    Air Liquide
    4 contracts won· latest March 10, 2025
    CAD $560.3K
    total awarded
  5. 5
    Compass Minerals Canada
    3 contracts won· latest December 10, 2025

Messer Canada Inc. is the most likely incumbent, based on how often and how recently they have won this buyer’s work in this category. To displace them, expect to need a clearly stronger proposition or price.

Complete source record(29)
Title
EQ754-270295 - Nassau Mills Dam at Lock 22 Replacement
Reference number
WS5881296127-Doc5881315907
Amendment number
002
Solicitation number
WS5881296127
Publication date
2026-09-24
Tender closing date
2026-10-29T14:00:00
Amendment date
2026-10-14
Expected contract start date
2026-12-09
Tender status
Open
Unspsc
*12164900 *72141107 *81101507
Unspsc description
*Waterproofing agents *Bridge construction and repair service *Dam engineering
Procurement category
*CNST
Notice type
Request for Proposal
Procurement method
Competitive - Open bidding
Selection criteria
Variations or combinations of the above methods
Limited tendering reason
None
Trade agreements
*North American Free Trade Agreement (NAFTA) *Comprehensive and Progressive Agreement for Trans-Pacific Partnership (CPTPP) *Canada-Korea Free Trade Agreement (CKFTA) *Canada-Honduras Free Trade Agreement *Canada-Panama Free Trade Agreement *Canada-Ukraine Free Trade Agreement (CUFTA) *Canadian Free Trade Agreement (CFTA) *Canada-UK Trade Continuity Agreement (Canada-UK TCA) *Canada-Peru Free Trade Agreement (CPFTA) *Canada-European Union Comprehensive Economic and Trade Agreement (CETA) *Canada-Colombia Free Trade Agreement *World Trade Organization Agreement on Government Procurement (WTO GPA) *Canada-Chile Free Trade Agreement (CCFTA)
Regions of delivery
*Ontario (except NCR)
Contracting entity name
Department of Public Works and Government Services (PSPC)
Contracting entity address line
11 Laurier St, Phase III, Place du Portage
Contracting entity address city
Gatineau
Contracting entity address province
Quebec
Contracting entity address postal code
K1A 0S5
Contracting entity address country
Canada
End user entities name
Department of Public Works and Government Services (PSPC)
End user entities address
11 Laurier St, Phase III, Place du Portage,Gatineau,Quebec,K1A 0S5,Canada
Contact info name
W•••••••, L••••• (S•••/P•••) (e•••••• / s••••••)
Contact info email
l••••••••@••••••••.••.ca
Tender description
AMENDMENT TO CLOSING TIME: Please disregard the Ariba Discovery posting response deadline closing time and CanadaBuys posting closing time. All required supporting documentation and bid submission must be submitted by October 29th 2026 at 14:00 EDT. All bids submitted after 14:00 EDT 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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