The ULTIMATE look at Bertha’s breakthrough

(3:)

Underneath Seattle: Steering Bertha

(3:37)

Disassembling Bertha – the first cutterhead lift

(1:18)

Hyperbaric work on TBM Bertha

(1:4)

TBM Bertha repair update

(4:24)

Bye-Bye to Bertha, the world’s largest tunneling machine

(1:44)

Tunnel Boring Machines in Action

(5:17)

Gigantic Tunnel Drilling Machines | Men and Machines | Free Documentary

(46:25)

Seattle SR 99 Bertha 10-month time-lapse - every frame - tunneling machine disassembly area

(52:56)

देखिए कैसे रेल और मेट्रो सुरंगों का निर्माण होता है ✅ How Railway And Metro Tunnels Made With TBM

(8:17)

Tour of the world's largest TBM

(7:44)

Take a tour inside an HS2 Tunnel Boring Machine

(6:23)

Tunnel boring machine Bella breakthrough

(5:39)

TERRATEC Tunnel Boring Machine - EPB Series

(7:28)

Bertha completes its journey

(6:7)

The Secrets of Massive Tunnel Boring Machines Unveiled!

(14:4)

This machine is digging a big hole through Seattle!

(2:11)

Bertha’s last moves

(41)

TBM Bertha repairs to take 12 months

(5:57)

Inside the TBM Bertha hyperbaric chamber

(59)

TBM Bertha ready to resume in Seattle

(7:8)

Alaskan Way SR99 Highway Tunnel Project, Seattle, USA, TBM Bertha repair plan - WSDOT Video Release

(6:44)

Jumbo transports largest tunnel boring machine 'Bertha'

(2:20)

TBM Bertha cutterhead and drive unit lift

(1:53)

Hitachi Zosen fully involved in TBM Bertha repairs

(1:49)

Underneath Seattle: Meet one of Bertha’s ring-builders

(3:29)

SC\u0026RA Job of the Year Award video - 'Raising TBM Bertha'

(6:5)

Bertha reaches daylight - Feb. 19, 2015

(2:17)

Revised Bertha TBM relaunch schedule

(3:15)