Washington (WA)

Tukwila

42nd Ave S Bridge Replacement - 5485779

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Publicly Funded

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Published September 29, 2026 at 8:00 PM

Updated October 4, 2026

Description

Demolition, site work, paving and new construction of a mixed-use development in Tukwila, Washington. Working plans call for site work for a sidewalk / parking lot; for paving for a sidewalk / parking lot; for the demolition of a bridge / tunnel; for the construction of a bridge / tunnel; bridge / tunnel; and bridge / tunnel.

Replace the existing 42nd ave s steel truss bridge. The replacement will require preliminary engineer design, right-of-way, and construction Phases. The new structure will meet current road and bridge design standards. The replacement structure configuration will be two throughlanes, possibly a turn pocket, and include sidewalks. Length : 0.100 County : King Agency : Tukwila Begin Termini : Interurban Ave S End Termini : Northern end of bridge As of September 29, 2026, the project is in Final Planning status. Anticipated letting Year is 2026 . WADOT - 42nd Ave S Bridge Replacement *Project information has been obtained through a public state transportation improvement plan (STIP). A STIP is a financial schedule for short- and long-range projects which is updated regularly. Information listed in the STIP often evolves based on funding availability. The project details, including timeline and value, are subject to change. The content management team will continue to pursue additional details as they become available.

Details

Stage

Final Planning

Building Use

Bridges / Tunnels

Value

$31,499,306.00

Sector

Public - State/Provincial

Project Type

Demolition, New Construction, Paving, Site Work

Bonds

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Documents Not Available

Plans and Specifications are not available for this project. If that changes, they will be made available here.

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Start Date

December 1, 2026

Location

42nd Ave S, Tukwila, WA

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