• Contract

I-405, BN RR Bridge to Ped Trail Bridge Seismic Retrofit

Contract summary

Furnishing and installing steel column jackets for ten I-405 bridges, casting reinforced concrete crossbeam bolsters for ten bridges, applying FRP sheets for two bridges, removing portions of three existing bridges, resetting guardrail, resetting concrete barrier, sidewalk removal, sidewalk construction, removing street luminaire, installing under bridge light, temporary erosion control, traffic control and other work. Involves 109 items and 280 working days. Work Class 6.

Public Works
Publication Date
Contract status
Contract ID
King County
Submittal due date and time
Estimated value
Under $15,000,000
Funding source
A Federally funded contract with a 19% disadvantaged business enterprise goal.
Mike Askarian
Project Engineer