This is my 5 cents for tunnel breakthroughs;
The second giant boring machine (TBM) building HS2 under the Chiltern Hills broke through at the tunnel’s northern portal, completing a journey that began in June...
https://www.youtube.com/watch?v=2Zzmj9gmGxU
Historic breakthrough for HS2’s longest tunnel
Giant tunnelling machine – named ‘Florence’ – completes 10-mile drive under the Chilterns in 2 years and 9 months.
3...
Tunnel breakthrough at Bergåstunnel on 7 February 2024. Watch the last volley go off (multiple camera angles, normal and slow motion):
https://www.youtube.com/watch?v=5rr0l_L3JKQ
Statens vegvesen says;
Only half a year late, the...
https://www.youtube.com/watch?v=p--VBJdDBg0
The second tunnel-boring machine has broken through at the future Oak-VGH Station, signalling a new milestone for the Broadway Subway Project.
The machine, named Elsie, broke through the...
Welcome to the surface! E-BERK's TBM with E-BERK Cutting Tools breaks out to the daylight after a 4716m long, 4,98m diameter tunnelling.
DSİ Pamukluk Dam water conveyance project. Mersin, in the Mediterrenean cost of Türkiye.
This is my 5 cents for tunnel breakthroughs;
The second giant boring machine (TBM) building HS2 under the Chiltern Hills broke through at the tunnel’s northern portal, completing a journey that began in June...
https://www.youtube.com/watch?v=2Zzmj9gmGxU
Historic breakthrough for HS2’s longest tunnel
Giant tunnelling machine – named ‘Florence’ – completes 10-mile drive under the Chilterns in 2 years and 9 months.
3...
Tunnel breakthrough at Bergåstunnel on 7 February 2024. Watch the last volley go off (multiple camera angles, normal and slow motion):
https://www.youtube.com/watch?v=5rr0l_L3JKQ
Statens vegvesen says;
Only half a year late, the...
https://www.youtube.com/watch?v=p--VBJdDBg0
The second tunnel-boring machine has broken through at the future Oak-VGH Station, signalling a new milestone for the Broadway Subway Project.
The machine, named Elsie, broke through the...
https://www.youtube.com/watch?v=e610u7v1B3E
The tunnel boring machine, named Phyllis, has reached the fourth of six underground stations, excavating more than two kilometres of tunnel and installing approximately 1,330 concrete tunnel liner rings...
https://www.youtube.com/watch?v=1FHZgs4BJQE
The Nilgiri drive started in October last year afrom Madhavaram Milk Colony Station to Madhavaram High Road, a length of 1.4 km.
Another good view
Moment machine digging HS2’s longest tunnel breaks through after 10-mile journey - video Dailymotion
www.dailymotion.comMoment machine digging HS2’s longest tunnel breaks through after 10-mile journeyPA