New Brunswick Opportunities Network #25-0134

Replacement of Lower Main River Culvert (KW08) on Route 510, Weldford Parish, NB

The Province of New Brunswick's Department of Transportation and Infrastructure is seeking contractors for the replacement of the (KW08) Lower Main River Culvert on Route 510 in Weldford Parish, Kent County. - Government Buyer: - Province of New Brunswick, Department of Transportation and Infrastructure, Strategic Procurement - Transportation and Infrastructure - Project Scope: - Removal of existing 1500mm corrugated steel pipe (CSP) culvert - Installation of a new 39.2m long, 1800mm diameter, 100-D reinforced concrete pipe culvert, designed to CSA A257 standards - Incorporation of modular hydraulic riffles for fish passage as per provincial requirements - Construction of detours, grading, paving, and installation of new guide rails - Environmental mitigation including sediment control, fish rescue, wetland and archaeological protection - Roadway restoration with granular and asphalt materials, topsoil, hydroseeding, mulching, and planting of trees/shrubs - Traffic control and temporary barriers during construction - Products and Quantities: - 39.2m of 1800mm diameter reinforced concrete pipe - 6600 tonnes of Borrow A material - 1600 tonnes of aggregate subbase, 400 tonnes of aggregate base - 200 tonnes of random riprap, 18 trees/shrubs, 2500m² topsoil, 2500m² hydroseeding, 3000m² mulching - 221m of new guide rail, 62 guide posts, 350m sediment control fence - Notable Requirements: - Pipe must meet CSA A257.2/A257.3 standards - Modular hydraulic riffles required for fish passage - Compliance with environmental permits and safety certifications (NBCSA or Safety Services New Brunswick) - Bid bond of $100,000, performance and payment bonds required - Adherence to detailed construction sequencing and environmental/archaeological safeguards - No specific OEMs or proprietary vendors are named; pipe and materials must meet specified standards.

Description

This solicitation is for the replacement of the (KW08) Lower Main River Culvert located on Route 510 in the Parish of Weldford, Kent County, New Brunswick. The contract involves construction work including excavation, installation of reinforced concrete pipes, backfilling, and associated road and environmental works. Bids must be submitted electronically by July 13, 2026, and include a bid bond of $100,000. The procurement is governed by the Procurement Act and Construction Services Regulation of New Brunswick.

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