At the Geo-Frontiers 2011 conference, there will be a technical session on Concrete Protection Liners co-chaired by Ian D. Peggs (icorp@geosynthetic.com) and Peter Dimaio (peterd@aks.co.za). All those working on tunnels, wastewater treatment basins, process chemical containment, or any other aspect of concrete protection using geomembranes or thicker polymeric sheet products, are invited to submit abstracts through www.geofrontiers11.org before 8 March 2010.