Clowes Weir Reconstruction - Rideau Canal National Historic Site of Canada
Public summary
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**Tender summary — Clowes Weir Reconstruction** Parks Canada Agency is seeking a contractor for major rehabilitation work at Clowes Weir, part of the Rideau Canal National Historic Site near Merrickville, Ontario. The work appears relevant to experienced firms in masonry restoration, concrete and structural repairs, water-control infrastructure, and related construction services. **Main work:** - Comprehensive repairs to masonry walls, including upstream wing walls - Repairs to the concrete apron - Replacement of steel log gains and other structural components - Compliance with National Park regulations and applicable laws and standards **Contract value and schedule:** - Estimated value is above **$5,000,001, before taxes**, which may involve significant bonding and insurance requirements. - The work must be completed by **May 30, 2028**. - Bids close **September 29, 2026, at 2:00 p.m.** **Important bidding requirements:** - This is a **two-submission bid**; review the Special Instructions to Bidders, including SI03, for the required submission format. - Bids submitted through SAP Ariba will not be accepted. - Bids must be sent by email to **[email protected]** or by fax to **1-855-983-1808**. - In-person and courier submissions will not be accepted. - Email attachments must be used; links to bid documents will not be accepted. - The maximum total email size is 15 MB. Multiple clearly labelled emails may be required. - Late submissions will not be considered. **Indigenous participation:** The tender includes criteria intended to provide socioeconomic benefits to Indigenous communities and businesses in the contract area. Bidders should review the required Contractor Selection and Indigenous Participation Plan provisions. **Optional site visit:** A site visit is scheduled for **September 18, 2026, at 10:00 a.m. EDT**, at Clowes Weir, 495 Heritage Drive, RR4, Merrickville, Ontario, K0G 1N0. Attendance is optional, but bidders must confirm attendance and provide attendee names at least 48 hours in advance, along with the required certification. No alternative visit is planned. Not attending does not automatically prevent a bid, but any resulting clarifications or amendments should be monitored. **Next steps for an interested business:** 1. Obtain and review the complete official tender package, including the invitation to tender, drawings, specifications, reference documents, templates, integrity provisions, and mitigation materials. 2. Confirm bonding, insurance, technical capacity, schedule, environmental and heritage requirements, and Indigenous participation obligations. 3. Monitor Canada Buys for amendments and clarifications. 4. Submit written questions to the Contracting Authority no later than two calendar days before closing, although earlier submission is advisable. 5. Follow the official two-submission process and approved delivery methods exactly. This opportunity potentially matches a suitably experienced Canadian construction contractor, but the business should not rely on this summary to prepare a bid. Verify all requirements, deadlines, submission instructions, amendments, and eligibility conditions in the official Canada Buys tender notice and complete solicitation documents before submitting.
Requirement preview
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- Submit the bid by September 29, 2026 at 2:00 p.m. (closing time stated in the tender notice). Late submissions will not be considered.
- Use the required two-submission bid procedure and review SI03 of the Special Instructions to Bidders for the submission requirements.
- Submit bids only by fax to 1-855-983-1808 or by email to [email protected], as indicated in the solicitation documents. In-person and courier submissions will not be accepted, and Parks Canada is not accepting bids through SAP Ariba for this tender.
- For email submissions, send bid documents as attachments rather than links. The stated maximum email size is 15 MB, including the email as a whole; if multiple emails are necessary, label them with the solicitation number, project name, and sequence information such as “1 of 2.”
Source description preview
Imported source text may contain formatting from the original notice.
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 [email protected]. Bids submitted by email directly to the Contracting Authority or to any email address other than [email protected] 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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