ITA Lecture Series – Face Stability Issues
Webinar - Online onlyThis instalment of the Lunchtime lecture series will focus on practical Face Stability Issues. This episode will feature three lectures: • Examples of tunnel face instability on site - Elena Chiriotti • Overview of mechanisms and methods to evaluate tunnel face stability - Nicolas Berthoz • Case of deep tunnels in a clay medium [...]
North East Link Project update and Australian Tunnelling Society annual meeting
Online and in person at Arup Melbourne Sky Park 1, Melbourne Quarter, 699 Collins Street, VictoriaPLEASE NOTE: Contrary to what it says on the Engineers Australia registration page, this event is completely free to ATS members. Please make sure you register using your ATS email address and the discount will be applied as you move through the registration process. Event summary Explore this year's key tunnelling developments at the [...]
Ground freezing below a river estuary
EA Brisbane Office Level 9, 340 Adelaide St (EA Office), Brisbane, QueenslandOverview A new 1.48km road tunnel has been excavated beneath the Świna straits in northwest Poland using a 13.46m slurry TBM. To overcome the challenges posed by low overburden and complex geology, artificial ground freezing was implemented to enable safe excavation for the emergency egress structures required for motorway operations. This presentation will focus [...]