City of Mercer Island, Washington - Home
advanced search | site map
List All RFPs
Notify me by Email
Today's Weather
Conditions and Forecast
Conditions and Forecast
City of Mercer Island / RFPs & Bids


 Posting Number: BID 14-04
 Project Name: Sub Basin 6 Phase II Watercourse Stabilization Project
 Opening Date: 7/10/2014
 Opening Time: 8:30:00 AM
 Due Date: 7/24/2014
 Due Time: 2:00 pm

Advertisement for Bids

Sub Basin 6 Phase II Watercourse Stabilization Project (WD312C)

TIME: 2:00 PM

Sealed bids for the Sub Basin 6 Phase II Watercourse Stabilization Project will be received by the City of Mercer Island at the DSG Permit Counter, 9611 SE 36th Street, Mercer Island, Washington 98040 until 2:00 PM local time on July 24, 2014 at which time bids will be opened and publicly read. 

Work to be performed under this contract includes furnishing all labor, equipment, and materials necessary for the construction of the following improvements:

Stabilize and restore portions of a 1600-foot reach in Sub-Basin 6 and 400 feet of storm drainage channel that is experiencing active channel down cutting and sloughing. Reinforce 100’ along the toe of a saturated slope. Work consists of using hand methods for all construction including channel dewatering, constructing channel structures with logs, woody debris, and boulders, removal of invasive vegetation, replanting of disturbed areas with native plants, and erosion control.

The Contractor’s stream construction supervisor who will supervise the day-to-day field activities associated with the stream construction work shall have personally performed the work or directly supervised the construction, and with successful completion of a minimum of two stream restoration projects that were similar in scope, time and complexity, with having one of those projects being at least $60K in total construction cost. Successful Bidder shall complete and furnish the Contractor’s stream construction and Stabilization Supervisor Credentials within five (5) days of request after bid opening.

A mandatory on-site pre-bid conference will be held at 2:00 P.M., Thursday, July 17, 2014 by the ROW area at 3200 block on 84th Ave. SE, Mercer Island. Safety vest are required for the site visit. Attendees are also advised to wear gloves and waterproof hiking foot wear. The City reserves the right to cancel this meeting at anytime.

A single contract will be awarded to the responsible bidder submitting the lowest responsive bid for the schedule(s) selected by the City after bid opening and prior to award. Each bidder, by submission of the proposal, acknowledges and understands the rights reserved by the Owner in awarding the contract and the Owner’s right to modify the size of the project. 

Bids are to be submitted only on the forms provided in the Project Manual.  All bidding and all construction shall be carried out in compliance with the Plans and Specifications for this project.

Each bid proposal shall be accompanied by a bid proposal deposit in cash, certified check, cashier’s check, or surety bond in an amount equal to five percent (5%) of the total amount of such bid proposal.  Should the successful bidder fail to enter into such contract and furnish satisfactory performance bond within the same time stated in the Specifications, the bid proposal deposit shall be forfeited to the City of Mercer Island.
The City expressly reserves the right to reject any and all bids and to waive minor informalities and irregularities in the bidding process. Bids shall remain open for a period of sixty (60) calendar days from the date of Bid opening and no bidder may withdraw their bid during this period.

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 "City of Mercer Island".   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 e-mail 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.

Bidder questions are to be directed to Fred Gu, Project Manager, by email at, by phone at 206-275-7803 or by fax at 206-275-7814.

As part of the City’s affirmative action effort, the City encourages the participation of certified disadvantaged businesses and women’s business enterprises to act as prime contractors as well as subcontractors on this project. 

Ali Spietz
City Clerk
City of Mercer Island

Mercer Island Reporter – July 16, 2014
Seattle Daily Journal of Commerce – July 10 and July 15, 2014



City of Mercer Island Washington | All Rights Reserved © 2014| Privacy Policy | printer friendly version Printer friendly version | Site by