Tigard Granicus #2026-19

City of Tigard Copper Creek Outfall Stabilization Construction Project Solicitation

This opportunity involves the City of Tigard, Oregon seeking bids for the Copper Creek Outfall Stabilization construction project. - Government Buyer: - City of Tigard, Finance and Information Services, Contracts & Purchasing - OEMs and Vendors: - No specific OEMs or manufacturers are named; the solicitation is open to qualified construction firms - Products and Services Requested: - Civil construction works including: - Removal and replacement of approximately 150 linear feet of asphalt path and base material over culverts - Removal of existing storm pipe culverts and support structures - Removal of 155 linear feet of chain link fencing - Installation of a new box culvert (1 unit) - Installation of a concrete cap on an existing sanitary sewer line (30 units) - Installation of a gabion retaining wall (1,320 units) - Installation of split rail fence (131 units) and chain link fence (26 units) - Installation of loose riprap, stream cobbles, boulder weirs, and vegetated soil lifts for creek stabilization and restoration - Temporary water management during in-water work window - Erosion and sediment control, general excavation, slope stabilization, creek bed restoration, step pool installation, stream enhancement - Tree and invasive species removal, vegetated corridor seeding and planting, surface restoration, and a plant establishment maintenance period - Key part numbers are provided for some items (e.g., 00595 for box culvert, 00490 for concrete cap and gabion wall, 00596B for granular backfill, 00744 for asphalt pathway, 01050 for fencing, 00390 for riprap, 01091 for stream cobbles, boulder weir, vegetated soil lift) - Unique or Notable Requirements: - Bid security equal to 10% of the bid - Compliance with Oregon Prevailing Wage Rate law - Submission of a First Tier Subcontractor Disclosure Form - Temporary water management and environmental permit compliance - Detailed construction plans and CAD files provided - Maintenance period for plant establishment - Estimated Contract Value: - Engineer's estimate is $740,000 - Place of Performance: - City of Tigard, Oregon (13125 SW Hall Blvd, Tigard, OR 97223) - Period of Performance: - Project begins after contract award, with substantial completion required by the end of the specified period and a two-year plant establishment maintenance period. In-water work must occur within the designated summer window.

Description

The City of Tigard is soliciting bids for the Copper Creek Outfall Stabilization project. The work includes removal and replacement of approximately 150 linear feet of asphalt path and base material over culverts, removal of existing storm pipe culverts and support structures, installation of a new box culvert, concrete cap on existing sanitary sewer line, temporary water management during in-water work window, erosion and sediment control, general excavation and slope stabilization, creek bed restoration, step pool installation, stream enhancement, installation of gabion retaining wall and split-rail fence, tree and invasive species removal, vegetated corridor seeding, planting, surface restoration, and maintenance period. Bids are due by May 12, 2026, at 2:00 PM local time and must be submitted electronically in PDF format.

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