# Tualatin Valley Water District Bidlocker #C12946

Water-main replacement and infrastructure work for Tualatin Valley Water District

**Posted:** October 28, 2026
**Respond By:** November 19, 2026
**Identifier:** C12946
**NAICS:** 237110, 237990

Tualatin Valley Water District is seeking bids 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 covers approximately 5,290 linear feet of water-main replacement and associated system and surface-restoration work.
- **OEMs and vendors:** No pipe, valve, hydrant, or other product OEMs are identified. **Bid Locker** is named as the electronic bid-submission platform, and **Plan Center Northwest** as a bid-document provider; neither is identified as an OEM.
- **Main products and quantities:** 139 LF of 12-inch HDPE PE4710 DR 11 pipe for horizontal directional drilling; 4,627 LF of 8-inch ductile iron pipe, 656 LF of 4-inch, 8 LF of 6-inch, and 6 LF of 12-inch ductile iron pipe; ductile iron fittings in 6-, 8-, and 12-inch sizes; 1 6-inch and 23 8-inch gate valves; and 6 fire hydrant assemblies, each including a 6-inch gate valve. See the line items for all fitting quantities.
- **Associated work:** Includes 96 water-service reconnections, blow-off and air-release assemblies, hot taps and system connections, removal of existing valve cans and hydrants, pipeline cleaning/testing/disinfection, abandonment of existing water infrastructure, one sanitary sewer lateral replacement, and concrete and asphalt restoration.
- **Notable requirements:** Work includes horizontal directional drilling, traffic and erosion controls, construction survey, and surface restoration. Oregon public-works, prevailing-wage, and contractor-registration requirements apply. The engineer’s estimate is $2,275,000.
- **Performance window:** Notice to proceed is anticipated by early 2027, with completion by mid-2027. No duration or option years are specified.

### Description

The project is 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 services, hydrants, appurtenances, fittings, abandonment of existing main, surface restoration, traffic control, and erosion control near SW 176th Ave and SW Sugar Plum Ln in Washington County, Oregon. Bids are submitted electronically through Bid Locker, and the bid deadline is November 19, 2026, at 2:00 PM Pacific Daylight Time. The engineer’s estimate is $2,275,000.

[View original listing](https://bidlocker.us/a/tvwd/details/6398_176Th_Sugar_Plum_Main_Replacement_Itb)