Seattle Park District Opengov #PW#2026-006

Seismic Retrofit and Structural Upgrade of Bakun Building, Seattle

The City of Seattle is seeking contractors for a major seismic retrofit and structural upgrade of the Bakun Building at 1426 Alaskan Way, Seattle, WA. - Government Buyer: - City of Seattle, Public Works Department - SHKS Architects, P.S., Inc. (acting as project architect/manager) - OEMs and Vendors: - GeoEngineers, Inc. (geotechnical engineering recommendations) - No specific OEMs for construction materials or equipment are named - Products/Services Requested: - Seismic retrofit construction, including: - New interior shear walls - Structural brace frames - Micropile foundation additions (8- or 10-inch-diameter, plumb and battered orientations) - Geotechnical engineering services: - Subsurface exploration and geophysical surveys (MASW) - Liquefaction and lateral spreading analysis - Micropile design recommendations per ASCE 7-16 - Construction phase observation and compliance reporting - Unique/Notable Requirements: - Specialized foundation support due to unsuitable and liquefiable soils - Compliance with American Society of Civil Engineers (ASCE) seismic standards - Mandatory pre-bid site inspections - Construction observation and reporting to confirm subsurface conditions and adherence to geotechnical recommendations - Electronic bid submission via OpenGov Procurement portal - Estimated project value: $7,100,000

Description

This solicitation is for substantial alteration of an existing two-story building with a basement located at 1426 Alaskan Way, Seattle, WA 98101. The project involves seismic retrofit work including constructing new interior shear walls, structural brace frames, and micropile additions to upgrade the building according to ASCE standards. Mandatory pre-bid site inspections are scheduled, and electronic bids must be submitted through the OpenGov Procurement portal. The engineer's estimate for the project is $7,100,000.

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