SR 99, Demolition, Decommissioning, and Surface Street Project

King County

Bid dateFriday, August 25—

Project details

Description: This project will demolish the approximately 1.4-mile-long SR 99 Alaskan Way Viaduct (AWV) structure from the vicinity of South Dearborn Street to the south portal of the Battery Street Tunnel. This structure passes through the city of Seattle, adjacent to the waterfront. The AWV was completed in…

How to read this. Plan‑pull counts come straight from agency portals. Patterns and confidence scores are derived from comparable lettings (same county, same category, three‑year basis). Confidence is a calibration of past correctness on signals of this shape — not a guarantee of this bid’s outcome. We never round up. More on what Cassandri does →