![One of the final pieces of the Bertha TBM being lowered into place](https://geoprac.net/wp-content/uploads/2015/09/mob_15-09-14_0747_sidebodyloweringweb.jpg.jpg)
Final three pieces of tunneling machine safely in the access pit
The repaired cutterhead has been in the pit several weeks now, and the final three pieces of shielding for the Bertha TBM have been lowered into the access pit. Seattle Tunnel Partners team members will […]