Seattle Tunnel Partners

Seattle Tunnel Partners' work plan for repairing Bertha with narration

New video shows Seattle Tunnel Partners’ path back to mining

Video of Seattle Tunnel Partners rotating Bertha's cutterhead

The Building Blocks of the SR 99 Tunnel

Seattle Tunnel Partners' work plan for repairing Bertha

The part of the SR 99 tunnel built without Bertha

Washington state wins $57 million in Seattle tunnel lawsuit

Seattle Tunnel Partners Interview

Who's to blame for Bertha delay of Highway 99 tunnel

3 weeks of work to open Seattle’s SR 99 tunnel

Monitoring the ground and buildings during SR 99 tunnel construction

Seattle Tunnel court case update

Crews at work inside the SR 99 tunneling machine

Digging down to repair the SR 99 tunneling machine

Testing the SR 99 tunnel’s ventilation system

Who will pay for Bertha's delays and repairs?

Filling in the access pit used to repair the SR 99 tunneling machine

Lowering the SR 99 tunneling machine’s front end back into the access pit

Interior structure of the SR99 highway tunnel Seattle

Building a highway inside a tunnel

Disassembling Bertha – the first cutterhead lift

Lessons Learned from the SR-99 Highway Tunnel Project in Seattle, Owner’s Perspective

Final assembly of the double-deck highway in the SR 99 tunnel

Early 2019 set for opening of SR 99 tunnel