The International Geosynthetics Society Technical Committee on Barriers (TC-B) will host the 1st GeoBarrier Workshop 6 – 7 June 2018 in Munich, Germany. This highly anticipated gathering combines presentations from leading practitioners in the field with significant audience discussion time, enabling participants to share project experience, exchange technical concerns and solutions, and network with colleagues who influence diverse applications such as mining, coal ash, waste management, environmental protection, oil and gas, and more. Read about the interactive format in the workshop program (downloadable below).
The two-day GeoBarrier Workshop, chaired by Gerhard  Bräu ( is co-located with the 1st GeoReinforcement Workshop, which takes place 4 – 5 June 2018 at the same venue.  Each workshop has a separate registration, but both registrations may be made at the workshop week’s online reg page. Event details and speakers/topics are below.
1st GeoBarrier Workshop - Munich, June 6 - 7


GeoBarrier Workshop Cost: 180€
Hotel Cost: 114€ per night (includes breakfast) when reserved by March 4. Reservations for the IGS allotment can only be made by Phone: +49 (0) 89 51 41 90, or by Email: Mention room block code “IGS” when booking.
Workshop Location: Munich Workstyle (400m from Munich’s central train station)
Hotel Room Block: Best Western Atrium Hotel (directly next to Munich Workstyle)


June 6, Morning Session:
Geomembrane Durability
Chair: George Koerner (USA)

  • Andreas Woehlecke (BAM) – Agency perspectives on geomembrane durability, service life and end of life
  • Helmut Zanzinger (SKZ) – Autoclave exposure to accelerate incubation for Arrhenius modeling
  • Sam Allen (TRI) – Exposed Multi-component (layered) geomembrane durability
  • Kerry Rowe (Queen’s University) – Antioxidant depletion: Is higher HP-OIT the answer?
  • Coffee break
  • 90-minute Discussion
  • Lunch

June 6, Afternoon Session
Geomembrane Protection
Chair: Richard Brachmann (Canada)

  • Kerry Rowe (Queen’s U) – Why we need to limit long-term strains
  • George Koerner – Preventing puncture: A US Approach
  • Uli Sehrbrock: Limiting strain – The German Approach
  • Richard Brachman (Queen’s U) – Why allowable strain depends on how its measured and calculated
  • Coffee break
  • 90-minute discussion

1st GeoBarrier Workshop - Munich, June 6 - 7
June 7, Morning Session
GCL Hydration and Controlling Factors
Chair: Malek Bouazza (Australia)

  • Malek Bouazza – Myths and facts about GCL hydration: what you need to know
  • Kerry Rowe – How well do GCLs hydrate and self-heal: factors and effects
  • Craig Benson – Hydration, Swelling, and Hydraulic Conductivity of Bentonite-Polymer Composite GCLs for Aggressive Leachates
  • Gemmina Di Emidio – Wet and dry ageing of modified bentonites for GCLs under aggressive conditions.
  • Coffee break
  • 90-minute discussion

June 7, Afternoon Session
Standard Protocols for Construction/Installation Quality Assurance and Quality Control
Chairs: Boyd Ramsey (USA) and Kerry Rowe (Canada)

  • Boyd Ramsey – Statistical likelihood of leakage with various levels of CQA and inspection surveys
  • Sam Allen – Historical leakage rates with various levels of CQA and inspection survey(s): the benefits of advanced preparation
  • Piet Meyer – Case histories of successful and unsuccessful inspection surveys and digital CQC data management
  • Kerry Rowe – Field observation and implications for leakage
  • Coffee break
  • 90-minute discussion