Luther Burbank Waterfront Improvements

Mercer Island, WA

BID DATE: 7/15/2026 @ 2:00 PM

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Project Description: 

Demolition of existing overwater concrete pier structures and removal of creosote-treated timber piles; waterfront plaza soil remediation; and construction of plaza improvements such as rock terraces, ADA-accessible routes, upgraded pavement surfaces, and landscaping. In-water work includes driving small- and large-diameter steel piles; delegated engineering design, manufacturing, and installation of a floating concrete wave attenuator and mooring float; delegated engineering design, manufacturing, and installation of a low-freeboard, floating special purpose dock for non-motorized personal watercraft; steel fabrication of grated overwater piers and gangway abutments supported by steel piles; placement of aluminum ADA compliant gangways to provide float access; nearshore lakebed cleanup; and fiberglass jacketing and grouting of existing creosote-treated timber piles. Additional site work includes construction of fire protection standpipes with associated trenching; trenching for electrical service improvements; irrigation improvements; and improvements to beach access. 

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Estimated Value:        

$7,000,000

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​Owner:

City of Mercer Island
9611 SE 36tth Street
Mercer Island, WA 98040

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Additional Information:

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• Prevailing wage rates and Mandatory 15% apprentice requirements apply to this project

• Kassel & Associates, Inc. is an Equal Opportunity Employer. We encourage bids from ALL subcontractors and suppliers including Small, Emerging Small, Native, Alaska Native, Women, Minority, Disadvantaged, Veteran, Vietnam Veteran, Disabled Veteran, 8(a), and HUBZone businesses

• Kassel & Associates, Inc. is signatory to the Carpenter's Union

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Documents:  

Complete plans, specs & addenda for this project are available on-line at https://procurement.opengov.com/portal/mercerislandwa

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We are an equal opportunity employer and request bids from all interested firms including disadvantaged, minority, and women business enterprises.

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PLEASE FEEL FREE TO EMAIL THE PROJECT ESTIMATOR, MATT VERNON - Bids@kasselandassociates.com

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WA: KASSEAI914OM