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Parks Canada Agency (PC)

Clowes Weir Reconstruction - Rideau Canal National Historic Site of Canada

Indigenous set-asideRequest for Proposal (RFP)
Estimated value
Not disclosed
Deadline
September 29, 2026
Published
September 8, 2026
Type
Construction
Explore similarBuilding and Facility Construction and Maintenance ServicesOntarioIndigenous set-aside

Full description

BIDS RECEIVED BY FAX AND EMAIL WILL BE ACCEPTED AS OFFICIAL.

PARKS CANADA IS NOT CURRENTLY ACCEPTING BIDS VIA SAP ARIBA, YOU MUST SUBMIT YOUR BID VIA FAX OR EMAIL AS INDICATED IN THE SOLICITATION DOCUMENT.

BIDS RECEIVED IN-PERSON OR BY COURIER WILL NOT BE ACCEPTED.

The only acceptable email address for responses to bid solicitations is s••••••••@••.••.ca. Bids submitted by email directly to the Contracting Authority or to any email address other than s••••••••@••.••.ca will not be accepted.

The only acceptable facsimile for responses to bid solicitations is 1-855-983-1808.

The maximum email file size that Parks Canada is capable of receiving is 15 megabytes. The Bidder is responsible for any failure attributable to the transmission or receipt of the emailed bid due to file size.

The Bidder should be cognisant of the size of the email as a whole, and not only the attachments. Please take into consideration that some attachments, when sent, may be resized during the email transfer. If the email size is too large, the Bidder should send the bid in multiple emails properly labeled with the solicitation number, project name, and indicate how many emails are included (ex. 1 of 2).

Emails with links to bid documents will not be accepted. Bid documents must be sent as email attachments.

REQUIREMENT

This project entails comprehensive repair of the masonry walls including the upstream wing walls. Secondary project elements include repairs to the concrete apron, and replacement of the steel log gains as well as other structural elements.

To assist with bonding and insurance requirements, this project is estimated at a value over & above $5,000,001, Taxes extra.

TWO-SUBMISSION BID

This Bid shall be submitted following a “two-submission” procedure. Refer to SI03 of the Special Instructions to Bidders.

CONTRACTOR SELECTION AND INDIGENOUS PARTICIPATION PLAN

The Contractor should ensure provision of specific and agreed upon benefits for Indigenous People and Indigenous Businesses in the Area of the Contract.

This Invitation to Tender contains bid criteria in order to provide socioeconomic benefits to Indigenous communities within the area covered by the contract.

PERIOD OF CONTRACT / DELIVERY DATE

Contractor must perform and complete the Work no later than May 30, 2028.

OPTIONAL SITE VISIT

It is recommended that the Bidder or a representative of the Bidder visit the work site. Arrangements have been made for the site visit to be held at Clowes Weir - 495 Heritage Drive, RR4, Merrickville K0G 1N0 on September 18, 2026. The site visit will begin at 10:00 am EDT.

Bidders must communicate with the Contracting Authority no later than 48 hours prior, to confirm attendance and provide the name(s) of the person(s) who will attend. Bidders must also complete and submit a certification.

Bidders who do not confirm attendance, provide the name(s) of the person(s) who will attend, or who do not complete and submit the above certification as required will not be allowed access to the site. Bidders will be requested to sign an attendance sheet. No alternative appointment will be given to bidders who do not attend or do not send a representative. Bidders who do not participate in the visit will not be precluded from submitting a bid. Any clarifications or changes to the bid solicitation resulting from the site visit will be included as an amendment to the bid solicitation.

ENQUIRIES

All enquiries of a technical and contractual nature are to be submitted to the Contracting Authority.

Enquiries regarding this solicitation must be submitted in writing and should be received no later than two (2) calendar days prior to the date set for solicitation closing to allow sufficient time to provide a response. Enquiries received after that time may result in an answer NOT being provided.

INFORMATION

National Parks Regulations require that all work is to be performed in accordance with the ordinances, laws, rules and regulations set out in the National Park Act.

Bidders that consider themselves qualified to provide this Work and intend to submit bids on this project should obtain documents from the Government Electronic Tendering Service through the Government of Canada tendering service at http://canadabuys.canada.ca/en/tender-opportunities. Addenda, when issued, will be available from the Government of Canada tendering service. Bidders that elect to base their bids on documents obtained from other sources do so at their own risk. Late submissions will not be considered.

The Crown retains the right to negotiate with suppliers on any procurement.

Documents may be submitted in either official language of Canada. Parks Canada has made every effort to provide equivalent documents in both official languages, however, if you find any discrepancies between the English and French documents, please notify the contract officer listed in this opportunity as soon as possible so that we can rectify the situation.

Selection criteria

Variations or combinations of the above methods

AI Summary

BIDS RECEIVED BY FAX AND EMAIL WILL BE ACCEPTED AS OFFICIAL. PARKS CANADA IS NOT CURRENTLY ACCEPTING BIDS VIA SAP ARIBA, YOU MUST SUBMIT YOUR BID VIA FAX OR EMAIL AS INDICATED...

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
cb-946-61606010
Solicitation no.
5P468-26-0042/A
Buyer
Parks Canada Agency (PC)
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 72000000 — Building and Facility Construction and Maintenance Services

Delivery & regions

Province
Ontario
Regions of opportunity
*Canada
Regions of delivery
*Ontario (except NCR)

Key dates

Published
September 8, 2026
Closes
September 29, 2026
Amendment no.
000

Contact

Contact
S•••••• L••••••
Email
s••••••••@••.••.ca
Phone
(343) •••-••••
Address
••• ••••• •••••• ••••, ••••••••, •••••••, ••• •••, ••••••
Sign up free to see the contact details

Likely incumbents

(5)

Suppliers who have won similar work from this buyer before.

  1. 1
    Okanagan Aggregates Ltd.
    6 contracts won· latest June 29, 2026
    CAD $14.5M
    total awarded
  2. 2
    851791 NWT Ltd. O/A Rowe's Construction
    3 contracts won· latest April 17, 2026
    CAD $11.6M
    total awarded
  3. 3
    SVEMY Construction Ltd.
    3 contracts won· latest March 5, 2026
    CAD $6.2M
    total awarded
  4. 4
    MacKay Contracting
    3 contracts won· latest August 14, 2026
    CAD $3.1M
    total awarded
  5. 5
    Enviro-Ex Contracting Ltd.
    2 contracts won· latest April 1, 2026
    CAD $34.4M
    total awarded

Okanagan Aggregates Ltd. 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.

Documents

(1)
Complete source record(32)
Title
Clowes Weir Reconstruction - Rideau Canal National Historic Site of Canada
Reference number
cb-946-61606010
Amendment number
000
Solicitation number
5P468-26-0042/A
Publication date
2026-09-08
Tender closing date
2026-09-29T14:00:00
Tender status
Open
Unspsc
*72140000
Unspsc description
*Heavy construction services
Procurement category
*CNST
Notice type
Request for Proposal
Procurement method
Competitive - Open bidding
Selection criteria
Variations or combinations of the above methods
Trade agreements
*Canadian Free Trade Agreement (CFTA)
Regions of opportunity
*Canada
Regions of delivery
*Ontario (except NCR)
Contracting entity name
Parks Canada Agency (PC)
Contracting entity address line
111 Water Street East
Contracting entity address city
Cornwall
Contracting entity address province
Ontario
Contracting entity address postal code
K6H 6S2
Contracting entity address country
Canada
Contact info name
S•••••• L••••••
Contact info email
s••••••••@••.••.ca
Contact info phone
(343) •••-••••
Contact info address line
••• ••••• •••••• ••••
Contact info city
••••••••
Contact info province
•••••••
Contact info postalcode
••• •••
Contact info country
••••••
Attachment
https://canadabuys.canada.ca/sites/default/files/webform/tender_notice/105987/appendix-a---reference-documents-%28english-2026-05-20.pdf,https://canadabuys.canada.ca/sites/default/files/webform/tender_notice/105987/appendix-2---integrity-provisions.pdf,https://canadabuys.canada.ca/sites/default/files/webform/tender_notice/105987/itt---2-env-5p468-26-0042a---clowes-weir---bc.pdf,https://canadabuys.canada.ca/sites/default/files/webform/tender_notice/105987/appendix-b---templates-%28english-2026-05-20.zip,https://canadabuys.canada.ca/sites/default/files/webform/tender_notice/105987/20048865_drawings_tender_en-2026-05-20.pdf,https://canadabuys.canada.ca/sites/default/files/webform/tender_notice/105987/specifications---clowes-weir---eng---2026-05-20.pdf,https://canadabuys.canada.ca/sites/default/files/webform/tender_notice/105987/bia_clowes-weir-rehab_june-12%2C-2026_final-draft.pdf,https://canadabuys.canada.ca/sites/default/files/webform/tender_notice/105987/mitigation-list_clowes_june-15%2C-2026.pdf
Tender description
BIDS RECEIVED BY FAX AND EMAIL WILL BE ACCEPTED AS OFFICIAL. PARKS CANADA IS NOT CURRENTLY ACCEPTING BIDS VIA SAP ARIBA, YOU MUST SUBMIT YOUR BID VIA FAX OR EMAIL AS INDICATED IN THE SOLICITATION DOCUMENT. BIDS RECEIVED IN-PERSON OR BY COURIER WILL NOT BE ACCEPTED. The only acceptable email address for responses to bid solicitations is s••••••••@••.••.ca. Bids submitted by email directly to the Contracting Authority or to any email address other than s••••••••@••.••.ca will not be accepted. The only acceptable facsimile for responses to bid solicitations is 1-855-983-1808. The maximum email file size that Parks Canada is capable of receiving is 15 megabytes. The Bidder is responsible for any failure attributable to the transmission or receipt of the emailed bid due to file size. The Bidder should be cognisant of the size of the email as a whole, and not only the attachments. Please take into consideration that some attachments, when sent, may be resized during the email transfer. If the email size is too large, the Bidder should send the bid in multiple emails properly labeled with the solicitation number, project name, and indicate how many emails are included (ex. 1 of 2). Emails with links to bid documents will not be accepted. Bid documents must be sent as email attachments. REQUIREMENT This project entails comprehensive repair of the masonry walls including the upstream wing walls. Secondary project elements include repairs to the concrete apron, and replacement of the steel log gains as well as other structural elements. To assist with bonding and insurance requirements, this project is estimated at a value over & above $5,000,001, Taxes extra. TWO-SUBMISSION BID This Bid shall be submitted following a “two-submission” procedure. Refer to SI03 of the Special Instructions to Bidders. CONTRACTOR SELECTION AND INDIGENOUS PARTICIPATION PLAN The Contractor should ensure provision of specific and agreed upon benefits for Indigenous People and Indigenous Businesses in the Area of the Contract. This Invitation to Tender contains bid criteria in order to provide socioeconomic benefits to Indigenous communities within the area covered by the contract. PERIOD OF CONTRACT / DELIVERY DATE Contractor must perform and complete the Work no later than May 30, 2028. OPTIONAL SITE VISIT It is recommended that the Bidder or a representative of the Bidder visit the work site. Arrangements have been made for the site visit to be held at Clowes Weir - 495 Heritage Drive, RR4, Merrickville K0G 1N0 on September 18, 2026. The site visit will begin at 10:00 am EDT. Bidders must communicate with the Contracting Authority no later than 48 hours prior, to confirm attendance and provide the name(s) of the person(s) who will attend. Bidders must also complete and submit a certification. Bidders who do not confirm attendance, provide the name(s) of the person(s) who will attend, or who do not complete and submit the above certification as required will not be allowed access to the site. Bidders will be requested to sign an attendance sheet. No alternative appointment will be given to bidders who do not attend or do not send a representative. Bidders who do not participate in the visit will not be precluded from submitting a bid. Any clarifications or changes to the bid solicitation resulting from the site visit will be included as an amendment to the bid solicitation. ENQUIRIES All enquiries of a technical and contractual nature are to be submitted to the Contracting Authority. Enquiries regarding this solicitation must be submitted in writing and should be received no later than two (2) calendar days prior to the date set for solicitation closing to allow sufficient time to provide a response. Enquiries received after that time may result in an answer NOT being provided. INFORMATION National Parks Regulations require that all work is to be performed in accordance with the ordinances, laws, rules and regulations set out in the National Park Act. Bidders that consider themselves qualified to provide this Work and intend to submit bids on this project should obtain documents from the Government Electronic Tendering Service through the Government of Canada tendering service at http://canadabuys.canada.ca/en/tender-opportunities. Addenda, when issued, will be available from the Government of Canada tendering service. Bidders that elect to base their bids on documents obtained from other sources do so at their own risk. Late submissions will not be considered. The Crown retains the right to negotiate with suppliers on any procurement. Documents may be submitted in either official language of Canada. Parks Canada has made every effort to provide equivalent documents in both official languages, however, if you find any discrepancies between the English and French documents, please notify the contract officer listed in this opportunity as soon as possible so that we can rectify the situation.

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