Tualatin Valley Water District Bidlocker #C12946

Water Main Replacement and Infrastructure Restoration – Tualatin Valley Water District

Tualatin Valley Water District is seeking a contractor to replace water mains and related infrastructure near SW 176th Avenue and SW Sugar Plum Lane in Washington County, Oregon. - Buyer and project: Tualatin Valley Water District; Project C12946. The work covers approximately 5,290 linear feet of water main and associated system and surface-restoration work. - OEMs and vendors: No pipe, valve, hydrant, or other equipment OEMs are identified. Bid Locker is named as the bid-submission platform, and Plan Center Northwest as a bid-document provider; neither is identified as an OEM. - Main materials: 139 LF of 12-inch HDPE PE4710 DR 11 pipe for horizontal directional drilling; 5,297 LF of ductile iron pipe in 4-, 6-, 8-, and 12-inch sizes; ductile iron fittings; 24 gate valves; and 6 fire hydrant assemblies, each including a 6-inch gate valve. - Associated work: Service reconnections, blow-off and air-release assemblies, hot taps, connections to and abandonment of the existing system, pipeline cleaning/testing/disinfection, removal of existing valve cans and hydrants, a sanitary sewer lateral replacement, and restoration of pavement, curbs, sidewalks, and driveway surfaces. The full line-item schedule is listed below. - Notable requirements: Includes horizontal directional drilling for the specified HDPE segment, traffic and erosion control, health and safety, construction surveying, and restoration work. Mobilization is limited to 5% of the total bid. The engineer’s estimate is $2,275,000. - Period: Anticipated construction is approximately five and a half months, with no option years or annual subscription specified.

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, along with 140 linear feet of 12-inch HDPE installed by horizontal directional drilling. Work near SW 176th Ave and SW Sugar Plum Ln in Washington County, Oregon, includes services, hydrants, appurtenances, fittings, abandonment of existing main, surface restoration, traffic control, and erosion control. The engineer’s estimate is $2,275,000, and the completion deadline is June 30, 2027. Bids are due November 19, 2026, at 2:00 PM Pacific Daylight Time; the notice requires electronic sealed submission through Bid Locker.

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