Tacoma I-5 Changes Include Bridges, HOV Lanes ENR Northwest » Tacoma’s stretch of Interstate 5, with three new bridges, new lanes and ramps, is taking on a new look. Michelle2017-10-12T11:48:08-08:00October 9th, 2017|Bridges, Highways, Roads, Washington|
Bertha Launch Pits Become Tunnels ENR Northwest » The launch and exit pits created for tunnel-boring machine Bertha in Seattle are in the last phase of being transformed into parts of the multilevel roadway that replaces the Alaskan Way Viaduct. Here’s how the process works. Michelle2017-10-12T09:36:16-08:00October 2nd, 2017|Alaskan Way Viaduct, Design-Build, Highways, Washington|
