Bertha Tunneling machine STP Seattle Tunnel Project

Congrats to Big Bertha for making it through and finishing the tunnel in Seattle, an awesome feat of engineering. Yes it was delayed but it made it. Very disappointed that this machine won't be reused somehow though

http://www.wsdot.wa.gov/Projects/Viaduct/About/FollowBertha

Categories/Tags: Transportation Seattle Tunnel 99826 99825