This 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 – Thomas Pferdekamper

Following the three presentations there will be time for Q&A with the presenters
The Lunchtime lecture series remains free and open to all. For all those that cannot join ‘live’ online, please register and you will receive a link to stream the episode after the event – this link will be valid for 24 hours only. After these 24 hours, anyone wanting to watch the episode can do so by registering for the episode on the ITA website, but there will be a small fee to watch.