City of Saint John Bidsandtenders #2025-07

Kennedy Street Combined Sewer Outfall Upgrade Construction Solicitation

This opportunity from the City of Saint John seeks qualified contractors for a major wastewater infrastructure upgrade: - Project: Kennedy Street Combined Sewer Outfall Upgrade - Scope of work includes: - Relocation and upsizing of an existing 750mm diameter concrete/brick combined sewer outfall pipe to a new 1200mm diameter pipe - Abandonment of the remaining old pipe - Grubbing and clearing of project right-of-way - Removal of existing structures and rock excavation - Supply and installation of a precast concrete outfall headwall and grate - Installation of an internal backflow preventer - Temporary bypass pumping during construction - Connections to existing sewer systems - Relocation of a 150mm diameter sanitary forcemain - Installation of manholes and a bar screen - Backfilling, commissioning, and testing of the new system - Construction of a permanent access road and installation of a vehicle access gate - Supply and planting of nursery trees, landscaping, and trench restoration - Placement of imported gravel, granular base material, and riprap slope protection - No specific OEMs, vendors, or part numbers are identified in the solicitation - The project is focused on construction and infrastructure, specifically wastewater infrastructure upgrades

Description

This solicitation is for the relocation and upsizing of a portion of an existing 750mm diameter combined sewer outfall pipe extending from Kennedy Street into the Saint John River. The work includes grubbing, removal of existing structures, rock excavation, installation of a new 1200mm diameter outfall pipe with associated structures, temporary bypass pumping, connections to existing sewer systems, relocation of a sanitary forcemain, installation of manholes and a bar screen, backfilling, commissioning, construction of an access road, landscaping, and trench restoration. The project is classified under construction and infrastructure, specifically wastewater infrastructure.

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