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Retaining Wall Construction (Structural)

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International

Contract Overview

Solicitation details, issuing organization, response deadlines, documents, and interested companies for this government contract opportunity.

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This subcontract opportunity with Haldimand County involves the structural construction of retaining walls for prime contractors on local infrastructure projects. The selected provider will be responsible for installing the walls according to contract drawings using approved structural methods, which includes the installation of cofferdams for excavation. To ensure quality and compliance, the contractor must provide sealed and reviewed shop drawings and adhere to OPSS MUNI 100 standards. The final deliverable is a completed and certified retaining wall structure. The response deadline for this project is September 29, 2026.

General Info

Haldimand County subcontract for structural retaining wall construction, deadline September 29, 2026.

Agency

Haldimand CountyView Agency

NAICS

238110 - Poured Concrete Foundation and Structure ContractorsView NAICS

Place of Performance

CAN

Set-Aside

NONE

Documents

This scope was carved out of ENG-56-2026.

The full solicitation package (7 documents), including the RFP, is on the prime solicitation, not on this scope.

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48 to 62 Caithness St. W. Retaining Wall Replacement

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Timeline

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Organization & Contact Information

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AgencyHaldimand County
ContactsNo contacts available
OfficeN/A
Organization / Agency
Haldimand County
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Office AddressN/A
ContactsNo contact information available

Full Description

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Performs structural construction of a retaining wall for prime contractors on Haldimand County infrastructure projects. Installs the wall per contract drawings using structural methods and procedures, including the installation of cofferdams for excavation. Requires sealed and reviewed shop drawings and compliance with OPSS MUNI 100. Delivers a completed and certified retaining wall structure.

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NAICS: 237990
International
48 to 62 Caithness St. W. Retaining Wall Replacement
Solicitation # ENG-56-2026
The Corporation of Haldimand County has issued Request for Quotation ENG-56-2026 for the replacement of the retaining wall located at 48 to 62 Caithness St. W. (Structure No. 13) in Caledonia, Ontario. The project involves the construction of pre-cast segmental unit gravity retaining walls, supported by a geotechnical investigation and technical drawings. The contract requires a completion date of December 11, 2026, with a total allocated duration of 40 working days. Bids must be submitted electronically by September 29, 2026. The procurement is governed by the Canadian Free Trade Agreement and the Municipal Buy Ontario Procurement Directive, with the award granted to the bidder with the lowest evaluated total contract amount after applying a 10 percent evaluation advantage for Ontario-made goods and services. Key requirements include the provision of a Project Manager and Site Superintendent, each possessing at least 10 years of relevant experience, and the submission of a detailed construction schedule and sealed professional engineering drawings. Contractors must adhere to Ontario Provincial Standards (OPS) and specific safety protocols for working near Enbridge Gas infrastructure. Financial security is mandatory, including a performance bond for 100 percent of the contract price and a labour and material payment bond for 50 percent. Additionally, the selected bidder must provide a WSIB Certificate of Clearance and ensure commercial general liability insurance names G. Douglas Vallee Ltd. as an additional insured. Work is restricted to weekdays, starting no earlier than 7:00 a.m. and concluding half an hour before sunset.
Other Heavy and Civil Engineering Construction

POSTED

9 days ago

DEADLINE

in 12 days
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