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Small Works Roster - The City of Mercer Island partners with MRSC Rosters to efficiently and affordably contact registered businesses about small public works construction projects. For more information and to become a registered business, create your account here.

Information and Geographic Services

 Posting Number: RFP 19-01
 Project Name: Watercourse Inventory & Typing
 Opening Date: 3/1/2019
 Opening Time: 5:00:00 PM
 Due Date: 3/1/2019
 Due Time: 05:00 PM


The City of Mercer Island is soliciting proposals from experienced environmental firms using best scientific methods, updated technology and design methods to improve the accuracy of the Citys GIS watercourse layer, assign watercourse typing, reconcile the data to the current storm network, and conduct a wetland analysis and identification. 
Request for Proposal Release                  Monday,  January 28, 2019
Consultant Inquiries                               Friday, February 15, 2019 by 5 pm, PST
City Response to Inquiries                      Friday, February 22, 2019 by 5 pm, PST
Proposals Due            Friday, March 1, 2019 by 5 pm, PST
Consultant Selection Announcement on or before Friday, March 15, 2019

Proposals must be received by email to Leah Llamas, GIS Coordinator, at

Electronic copies may also be submitted on usb-storage devices at City Hall, 9611 SE 36th Street, Mercer Island, WA 98040 no later than 5:00 p.m. PST on Friday, March 1, 2019. 

A complete copy of the RFP is available HERE.

Response to Consultant Inquiries is available HERE

Request Bid Packet

Public Works

 Posting Number: RFP 19-02
 Project Name: Sewer Jet/Vac Combination Truck
 Opening Date: 2/15/2019
 Opening Time: 4:00:00 PM
 Due Date: 2/15/2019
 Due Time: 04:00 PM

Sewer Jet/Vac Combination Truck

DUE: February 15, 2019 at 4:00 PM (PST)

Notice is hereby given that the City of Mercer Island is soliciting responses to a Request for Proposals (RFP) for the procurement of a complete heavy-duty chassis mounted combination sewer and catch basin cleaning machine. The City intends to have this vehicle in service by December 31st, 2019.

Proposals must be submitted to Brian McDaniel, Public Works Operation Manager, City of Mercer Island, City Hall, 9611 SE 36th Street, Mercer Island, WA  98040 no later than 4:00 PM (PST) on February 15, 2019.

Specification Clarification and Changes:
Clarification for any item in these specifications may be obtained from James "Jim" Moe, Sewer Foreman at (206) 275-7608 or via email at  

The machine described herein consists of one (1) new, current year manufacture sewer and catch basin cleaner to be used in the removing of sand, stones, bottles, cans, grease sludge, and other debris from sanitary sewer and/or storm drain lines by the flushing action of high-pressure water and through an air conveying vacuum system.  The unit shall include a positive displacement (vacuum) blower and a high-pressure water pump.  The system shall be equipped with a self-contained water supply as the water source for the high-pressure water pump. The system shall be capable of simultaneous high-pressure water pump system operation and air/vacuum conveyance. This machine will be mounted on a builder provided heavy duty truck chassis pre-approved by the City of Mercer Island.

The full RFP can be downloaded HERE.
Click to download Addendum 1


Request Bid Packet


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