Photo Galleries

A worker with Seattle Tunnel Partners drills bolts that connect the concrete segments of the SR 99 tunnel's outer walls. (WSDOT) A look at the outer wall of the SR 99 tunnel from the top of Bertha. (WSDOT) A forklift driver and work crew move through the inside of the SR 99 tunnel. (WSDOT) A view of the SR 99 tunnel from the back of Bertha. (WSDOT) Crews with Seattle Tunnel partners install steel mesh as they fireproof the ceiling below the top deck of the SR 99 tunnel. (WSDOT) The operations building at the south portal of the SR 99 tunnel. (WSDOT) Crews assemble rebar for the foundation that will suppor tthe NB SR 99 roadway. (WSDOT)
Progress being made on Seattle tunnel