Protestors call on Sadiq Khan to cancel #Silvertown Tunnel.
The letter has been signed by climate scientists and academics from universities across the UK, clean air activists, and...
...being questioned.
.
The newly released records show bid evaluators recorded flaws in the proposal on several fronts, including on construction, design and communications for The R...
A Tribute to Big Bertha: A 25,000 HP Mechanical Worm Designed in Japan for American Drilling.
https://www.autoevolution.com/news/big-bertha-a-25000-hp-mechanical-worm-designed-in-japan-for-american-drilling-139612.html
#HitachiZosen #BigBertha
...nel, according to campaigners.
Stop the Silvertown Tunnel is seeking to fight the construction project with a judicial review of the contract to design, build, operate and maintain...
Glasgow's subway tunnels are so old (123y) that, contractors hit problems installing new signalling equipment for new driverless trains. Result is, delays -even before trains start...
...ese `innovative techniques`. To me, they are not new techniques. Am I missing something?
"SEM (sequential excavation method): is a modern tunnel design and construction method. Ear...
Finance agreement signed to finance the construction of a twin-#tunnel on the Zenica North sectio...ican lead organization).
https://www.sarajevotimes.com/bosnia-herzegovina-signed-agreements-worth-49-millio...
...rch 2021.
A consortium of companies: Porr SA, Porr Bau GmbH (Austria), Gülermak Agir Sanayi Insaat ve Taahhüt AS (Turkey) is responsible for the design and construction of the tunn...
...asted time and fuel, and road rage, that digging trenches cause, so TBMs always seem too expensive
The art of digging a hole
https://www.machinedesign.com/archive/article/21817650...