Figure 0.1 · BRIEFING
BID #XE3707 · WSDOTRESULT · awarded Apr 1

I-90, Sullivan to Idaho State Line ITS Improvements

Spokane County

Bid dateWednesday, April 1—
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Project details

Description
Installing guardrail, guide posts, barrier delineators, pavement markings, ITS System Variable Message Signs, including monotube cantilever structures, plastic curb system, luminaires, conduit, junction boxes, conductors, traffic control and other work. Involves 24 items. and 30 working days. Work…

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 →