Wednesday 7th - Session B (Central Hall)

- 9:00 - 10:40
Synthetic liners
Chair: Abbas El-Zein (AU)

D. Cazzuffi, S. Baravalle, G. Tresso (IT)
Present situation of geosynthetics standards: from European regulations on construction products to national technical regulations
E. Kavazanjian jr., A. Gutierrez (US)
Large scale centrifuge test of a geomembrane–lined landfill subject to waste settlement and seismic loading
J.P. Giroud, E. Kavazanijan Jr. (US)
Methodology for evaluation of the impact of geomembrane holes on leakage rate through liner systems
R.L.S. Izzo, F. Feltrim, J.L. Rose, A.M. Reis, W. Texeira (BR)
Study of the effect of the landfill leachate in the traction strength of the LDPE plastic over time

10:40 - 11:10 Coffee break

– 11:10 - 12:50
Top cover structure
Chair: Anders Lagerkvist (SE)

M. Riot (FR)
Behaviour of semi-permeable draining geosynthetics for landfill capping systems first results
D. Cazzuffi, P. Recalcati (IT)
Drainage systems for landfills capping : experimental tests for a proper technical advancement and a correct design
P. Lightbody, H. Kers (AU)
Characterisation of mixed waste “trommel” fines from RDF production ­ Assessment of suitability for reuse as landfill cover
L.T. Zhan, Q.W. Qiu, Y.B. Yang, W.J. Xu, Y.M. Chen (CN)
Numerical simulation for moisture and gas coupling flow in loess final covers for landfills of municipal solid wastes

12:50 - 15:30 Lunch break

- 15:30 - 17:10
LFG extraction and utilization
Chair: Peter Kjeldsen (DK)

W.H. Stachowitz (DE)
Optimizing of gas extraction/collection systems for a better climate; decrease the CO2-potential by minimising the methane emissions over the surface
R. Rosendal (DK)
Landfill gas from horizon sub–surface drainage wells at Glatved landfill, Denmark
E. Timmermans, M. De Jonge, H. Geusebroek, T. Hillebregt (NL)
Innovative gas extraction system multriwell - evidence of 5 years research
L. Lombardi, E. Carnevale, A. Paradisi, S. Rossi (IT)
Landfill gas processing for improving methane content
P. Mostbauer, A. Knapp, W. Müller, H. Insam, S. Tertsch, M. Fernández-Delgado, A. Bockreis (AT)
Removal of hydrogen sulphide from biogas – Results of the Neustift pilot plant

17:10 - 17:40 Coffee Break
17:40 - 18:00 Poster discussion

- 18:00 - 19:40
LFG mitigation: methane oxidation systems
Chair: Peter Kjeldsen (DK)

P. Hettiaratchi, P. Jayasinghe, S. Gunasekara, E. Bartholameuz, S. Yadev (US)
Lessons learned from long-term operation of field-scale methane biofilters
J. Gebert, C. Harms, B. Steinert (DE)

Full–scale implementation of methane oxidation windows on a mono-landfill: technical design and monitoring concept
O. Bour, I. Zdanevitch, A. Huyard, A. Akerman, G. Lacour, T. Chassagnac (FR)
Passive biomitigation of diffuse landfill gas emissions on 12 French landfills: return of experience on design criteria used
C. Geck, H. Scharff, E.M. Pfeiffer, J. Gebert (DE)
Validation of a simple model to predict efficiencies of methane oxidation systems
M.S. Schulte, M.A. Jochmann, T.C. Schmidt, T. Gehrke, M. Denecke (DE)
Horizontal profiling of microbial methane oxidation in a batch reactor system by stable isotope analysis