Tualatin Valley Water District Bidlocker #6398

Tualatin Valley Water District water-main replacement and infrastructure work

Tualatin Valley Water District is seeking a contractor to replace water mains and related infrastructure near SW 176th Avenue and SW Sugar Plum Lane. - Buyer: Tualatin Valley Water District; no sub-agency or specific procurement office is identified. - Opportunity: 176th & Sugar Plum Main Replacement, Solicitation 6398, Project C12946. The engineer’s estimate is $2,275,000. - Scope: Replace existing water mains and install related pipe, fittings, valves, hydrants, service connections, and assemblies. Work also includes abandoning portions of the existing system, pipeline testing and disinfection, sewer lateral replacement, and surface restoration. - Major quantities: Approximately 5,290 linear feet of ductile-iron pipe across the listed sizes, plus 139 linear feet of 12-inch HDPE pipe installed by horizontal directional drilling. The schedule also includes 96 water service reconnections, six fire hydrant assemblies, and 735 tons of asphalt trench restoration. - Materials and OEMs: Pipe is specified by material and size, including PE4710, DR 11 HDPE; no OEM, manufacturer, brand, or vendor is named. - Notable requirements: Mobilization is capped at 5% of the total bid. The work includes traffic and erosion control, construction surveying, health and safety, cleaning, testing, disinfection, and restoration. The project is subject to applicable Oregon public-works and prevailing-wage requirements. - Notice update: The latest notice retains the scope and estimate but omits the earlier notice’s references to required bid forms and a 5% bid guarantee. No attachments are listed.

Description

Tualatin Valley Water District is seeking bids to replace approximately 5,290 linear feet of 4- and 6-inch cast iron water main with 4- and 8-inch ductile iron pipe, and install approximately 140 linear feet of 12-inch HDPE by horizontal directional drilling. Work includes water services, hydrants, appurtenances, fittings, abandonment of the existing main, surface restoration, traffic control, and erosion control near SW 176th Ave and SW Sugar Plum Ln in Washington County, Oregon. The engineer’s estimate is $2,275,000, and project completion is required by June 30, 2027. Electronic sealed bids are due November 19, 2026, at 2:00 p.m. Pacific Daylight Time.

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