Underground InsightsHow ideas become built environments FAQ's Skip to Videos All | Microtunnelling | Tunnelling | Projects | Tunnelling, EPB2000 Segmental Lining Overview of EPB 2m dia. segmental lining method Tunnelling, AVN2000 Segmental Lining Slurry method 2m dia. segmental lining operation overview Tunnelling, Double Shield TBM Double Shield TBM method Tunnelling, Slurry Separation Plant Operation Equipment required for use with AVN (Slurry) TBM operation Tunnelling, Shaft boring equipment Herrenknecht Shaft Boring equipment overview