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

EQ447-260487 Installation d’une barrière perméable réactive, assainissement des eaux souterraines

Request for Proposal (RFP)
Estimated value
Not disclosed
Deadline
September 15, 2025
Published
August 12, 2025
Type
Construction
Explore similarEnvironmental ServicesQuebec
Awarded
This contract has been awarded. Details are drawn from the federal award notice for this solicitation.
Winning supplier
Decontie Milestone Inc.
Contract value
CAD $5M
Award date
2025-10-02
Supplier location
Kitigan Zibi, Quebec
Request for Proposal

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 September 15, 2025 at 14:00 EDT. All bids submitted after 14:00 EDT will result in the bid being declared non-responsive. The Department of Public Works and Government Services Canada (PWGSC), on behalf of Transport Canada, requires a contractor to perform remediation work at Thunder Bay International Airport in Thunder Bay, Ontario. The Work will include the installation of a Permeable Reactive Barrier (PRB) to treat groundwater. The PRB will be installed with a funnel and gate design. Work will include, but is not limited to, trenching/digging, staging area, and backfilling. The Contractor must perform and complete the Work within 21 weeks from the date of notification of acceptance of the offer. An optional site visit is scheduled on August 20, 2025, 11:00 am EDT at 340 Hector Dougall Way, Thunder Bay, ON P7E 6M6. Interested bidders are to communicate with the Contracting Authority to confirm attendance.

AI Analysis

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Basic information

Reference
WS5298721345-Doc5303877083
Solicitation no.
WS5298721345
Buyer
Department of Public Works and Government Services (PSPC)
Notice type
Request for Proposal
Method
Competitive - Open bidding
Procurement category
*CNST
Trade agreements
*Canadian Free Trade Agreement (CFTA)
Estimated value
Not disclosed
Source
canadabuys

Classification & terms

UNSPSC
UNSPSC 77000000 — Environmental Services

Delivery & regions

Province
Quebec
Regions of delivery
*Ontario (except NCR)
Contract term
September 29, 2025 → March 31, 2026

Key dates

Published
August 12, 2025
Closes
September 15, 2025
Amendment no.
008

Contact

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
    Milestone Environmental Contracting Inc.
    10 contracts won· latest September 16, 2025
    CAD $12.7M
    total awarded
  2. 2
    Englobe Corp.
    8 contracts won· latest June 9, 2025
    CAD $20.3M
    total awarded
  3. 3
    WSP Canada Inc.
    7 contracts won· latest July 15, 2026
    CAD $32.9M
    total awarded
  4. 4
    KBL Projects Ltd
    4 contracts won· latest September 9, 2025
    CAD $3.3M
    total awarded
  5. 5
    Keystone Environmental Ltd.
    3 contracts won· latest March 1, 2024
    CAD $15.8M
    total awarded

Milestone Environmental Contracting 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.

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