Sound Transit Biddingo #GC 0161-26

GC/CM Preconstruction and Construction Services for the Alaska Junction Station

Sound Transit is seeking a GC/CM team to help plan and build the Alaska Junction Station for the West Seattle Link Extension. - Government buyer: Central Puget Sound Regional Transit Authority, doing business as Sound Transit. The procurement references Sound Transit’s Procurement, Contracts, and Agreements office; no sub-agency is identified. - Services requested: Preconstruction services through design completion, followed by construction of the underground station and associated roadway, site, utility, demolition, traffic-management, and restoration work. No products, OEMs, or manufacturers are specified. - Preconstruction scope: Project management; document review and design/constructability coordination; cost estimating and control; schedule development and tracking; project-management information systems; subcontracting and outreach; value engineering; sustainability planning; and risk management. - Construction coordination and requirements: Manage interfaces with the W350 tunnel and W600 trackwork and systems projects, transit operations, King County Metro, utilities, agencies, adjacent property owners, and community stakeholders. Address constrained urban work, public and worker safety, traffic and pedestrian access, environmental controls, historic-resource protections, and system-interface deliverables. - Notable provisions: Small-business participation and a Mentor-Protégé program, Buy America planning and compliance, FTA-related provisions, and an Owner Controlled Insurance Program. Sound Transit information may not be processed using generative AI without prior approval. - Estimated values: Preconstruction is estimated at $5 million–$10 million; construction is estimated at $225 million–$300 million. Construction pricing includes early-work Mini-MACCs and a full maximum allowable construction cost (MACC). - Named organizations: Sound Transit and King County Metro. No OEMs or commercial vendors are named.

Description

Sound Transit is seeking Statements of Qualifications and Proposed Approach for General Contractor/Construction Manager (GC/CM) services for the W365 West Seattle Link Extension Alaska Junction Station. The project includes the station, associated roadway, site and utility work, and interfaces with several other contracts, in Seattle along SW Alaska Street between 40th Avenue SW and 41st Avenue SW. Services include preconstruction through 100% design and subsequent construction services. The source estimates preconstruction costs at $5,000,000–$10,000,000 and the total construction contract price at $225,000,000–$300,000,000; submissions are due December 1, 2026.

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