Request for Proposal

2023-03: 120-84 Water Main Replacement

RFP Status

RFP: Closed

RFP Number

2023-03: 120-84 Water Main Replacement

Start Date


Close Date


Project Description

2023-03: 120-84 Water Main Replacement Bid Summary

The project consists of the following work:

Installation of approximately 570 linear feet of 8-inch ductile iron water main for the replacement of the existing 8-inch PVC water main on NE 120th Street between 84th Avenue NE and 82nd Place NE.  Replacement of the existing water main will include, but not be limited to, installation of new water services, gate valves, fire hydrant assembly, abandonment of the existing water main, and connections to the existing system as shown on the Plans and as described in the Specifications.

The surface restoration associated with the water main replacement on 120th Street provided by this project includes, but is not limited to, roadway reconstruction, asphalt trench patch, asphalt planing and overlay, landscape restoration, cement concrete curb ramps, monumentation, repair of cement concrete sidewalk, curb and gutter, and rolled curb removed for installation of new water facilities, and all other general restoration as required to restore the site as shown on the Plans and as described in the Specifications.

This project also provides for a half-width grind and overlay on NE 137th Street as shown on the Plans and as described in the Specifications.

Approximate locations of the proposed improvements are shown on the project construction plans.

2023-03: 120-84 Water Main Replacement Specifications

2023-03: 120-84 Water Main Replacement Plans

The engineer’s construction cost estimate is $567,200.00 including sales tax.

Free-of-charge access to project bid documents (plans, specifications, addenda, and Bidders List) is provided to Prime Bidders, Subcontractors, and Vendors by going to and clicking on “Posted Projects”, “Public Works”, and “Northshore Utility District”.  This online plan room provides Bidders with fully usable online documents with the ability to: download, view, print, order full/partial plan sets from numerous reprographic sources, and a free online digitizer/take-off tool.  It is recommended that Bidders “Register” in order to receive automatic email notification of future addenda and to place themselves on the “Self-Registered Bidders List”.  Bidders that do not register will not be automatically notified of addenda and will need to periodically check the on-line plan room for addenda issued on this project.  Contact Builders Exchange of Washington at (425) 258-1303 should you require assistance with access or registration.

Each bid must be submitted on the “Proposal” forms provided in Section 5 of the “Specifications, Proposal and Contract Documents” and shall be accompanied by a bi proposal deposit in the form of a surety bond, postal money order, cashier’s check or certified check made payable to King County Treasurer, King County, Washington for a sum of not less than 5 percent of the total bid.  A bid shall not be considered unless accompanied by such bid proposal deposit.



A contract, if awarded, will be based upon the lowest responsive and responsible bid or bids as defined in more detail in the bid documents.

Notice is hereby given that Northshore Utility District (“District”) will receive sealed bids for the following construction project. Bids will be received at the District office, located at 6830 – NE 185th Street, Kenmore, Washington, by mail or other courier up to the hour of 10:00 AM on Tuesday, May 09, 2023, after which all bids will be publicly opened and read aloud.

Northshore Utility District reserves the right to reject any and all bids, to delete portions or all of the work, to substitute alternative bid item prices for base bid item prices, to waive any informality in bidding, and to make the award deemed to be in the best interest of the District.

Proposals received after the time announced for the opening will not be considered.  No bidder may withdraw its bid after the time announced for the opening or before the award and execution of the contract(s) unless the award is delayed for a period exceeding sixty (60) calendar days.

Advertised in the Daily Journal of Commerce on Monday, April 24, 2023, and Monday, May 01, 2023.