RFQ W200 Duwamish River Crossing & Aerial Guideway, Seattle, WA
- Owner Reference
- GC 0030-25
- Bid Date
- Jul 13, 2026 at 02:00pm
- Questions Due By
- 7/06 at 5pm
- Pre-Bid
- Scheduled, Optional - 6/23/2026 @ 01:00pm @ (for location please or )
- Estimate
- Q1 $15.0M - $20.0M & Q4 $725.0M - $900.0M
- Owner
- Sound Transit, WA
- Trades
- *General Engineering Contractor GEC: Heavy & Civil Engineering Construction, Infrastructure; Opportunities for Subcontractors
- Phase
- New Construction, Addition, Expansion
- Duration
- 24 months
Description
This Project consists of services for the construction of a cable stayed bridge spanning the west navigable channel of the Duwamish River, long span and regular span elevated guideway installations through the dense, highly industrial SODO neighborhood, and retained cut guideway installation at an environmentally critical steep slope area within proximity to the existing West Seattle Bridge. The Project is generally located in Seattle, WA between the SODO area and the future Delridge Station. Q1 Preconstruction Services Agreement through 100% Design & Q4 Heavy Civil GC/CM Construction Services Contract for Mini MACCs, and at the MACC for the full price of construction
Bonds required. Prevailing wages.
Contact
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Plans & Specifications
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CBS ID: 829186 | Published 6/16/2026 on Construction Bid Source
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Documents
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