Tuesday

Programme

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Tuesday 13 June

Location: Auditorium S6, Central Building 2, Gloshaugen, NTNU

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08:15

Recap from day 1
Ariane Locat (Laval University)

08:25

Keynote lecture:
"Reliability of slopes in sensitive clays"
Dr. Suzanne Lacasse

Facilitator: Ariane Locat (Laval University)

09:00

Session 3:
RISK MANAGEMENT

Facilitators:
Lars Andresen (NGI), Stein-Are Strand (NVE)

09:00 - Natural hazards in a changing climate in Norway
B.K. Dolva, G. Petkovic

09:12 - Practicing hazard mitigation strategies for a construction on a sensitive clay slope
S. A. Degago, V. Thakur

09:24 - Mapping of landslide risks in a changing climate – Development of simplified methodology
K. Odén, K. Bergdahl, H. Löfroth, G. Göransson, Å. Jönsson, R. Kiilsgaard, M. Öberg

09:36 - Quick-clay hazard mapping in Norway
I. Havnen, H. B. Ottesen, E. D. Haugen, M. H. Frekhaug

09:50

Tea/Coffee break

10:15

Plenary 2:
RISK AND RELIABILITY APPROACH IN GEOTECHNICAL ENGINEERING
Discussion leaders:
Suzanne Lacasse (NGI)
Tim Länsivaara (Tampere University of Technology)

10:45

Session 4:
POST-FAILURE STAGE OF SENSITIVE CLAYS

Facilitators:
Vikas Thakur (NTNU), Bjørn Kristoffer Dolva (NPRA)

10:45 - Runout of landslides in sensitive clays
S.A. Strand, V. Thakur, J.S. L’Heureux, S. Lacasse, K. Karlsrud, T. Nyheim, K. Aunaas, H. Ottesen, V. Gjelsvik, O.A. Fauskerud, R. Sandven, A. Rosenquist af Åkershult

10:57 - Parametric analysis of the mobility of debris from flow slides in sensitive clays
D. Turmel, J. Locat, P. Locat, D. Demers

11:09 - Mapping quick clay hazard zones: Comparison of methods for the estimation of the retrogression distance
E.D. Haugen, M. Tveit, H. Heyerdahl

11:21 - Modelling of the quickness test of sensitive clays using the generalized interpolation material point method
Q. A. Tran, W. Solowski, V. Thakur, M. Karstunen

11:33 - Effect of strain softening behaviours on run-out distance of a sensitive clay landslide
P. Fornes, H. D. V. Khoa

11:45

Lunch
Location: Canteen Hangaren, Central Building 1

13:00

Session 5:
CASE RECORDS

Facilitators:
Lars Grande (Norconsult), Margareta Viklund (BaneNor)

13:00 - Fv. 287 Strandgata – Kjøreplass bru. Road construction in quick clay
E. Pytten, T. Flobak, H. Ottesen

13:12 - Case study: Characterization of a thick sensitive clay deposit in the St. Lawrence River valley, slope stability analysis and preliminary assessment of permanent deformations
M.Limoges, M.D.Bonin, N.Pépin, M.Lemieux

13:24 - Revisiting the 1959 quick clay landslide at Sokkelvik, Norway
J.S. L'Heureux, S. Nordal, S.W. Austefjord

13:36 - Saguenay risk management
J. Potvin, R. Mompin, C. Thibault, D. Demers, C. Bilodeau, L. Desbiens

13:50

Plenary 3:
POST-FAILURE STAGE OF SENSITIVE CLAYS
Discussion leaders:
J.S. L'Heureux (NGI)
Dominique Turmel (Laval University)

14:20

Tea/coffee break

15:00

Session 6:
IDENTIFICATION AND MAPPING OF SENSITIVE CLAYS

Facilitators:
Michael Long (University College Dublin), Inger-Lise Solberg (NGU)

15:00 - Development of a methodology for quick clay mapping
H. Löfroth, K. Lundström, L. Persson, M. Bastani, J. Ekström, C. Smith, J. Hedfors, D. Schälin

15:12 - Helicopter electromagnetic scanning as a first step in regional quick clay mapping
A. Lysdahl, A. A. Pfaffhuber, H. Anschütz, K. Kåsin, S. Bazin

15:24 - Developments in mapping and web presentation of fjord-marine deposit distributions for quick-clay related work in Norway
L. Hansen, I.L. Solberg, A. Jarna, B. Nordahl

15:36 - Analysis of ground geophysical, airborne TEM, and geotechnical data for mapping quick clays in Sweden
M. Bastani, L. Persson, H. Löfroth, C. A. Smith, D. Schälin

15:48 - Investigation of a sensitive clay landslide area using frequency domain helicopter-borne and ground geophysical methods
V.C. Baranwal, J.S. Rønning, I.L. Solberg, E. Dalsegg, J.F. Tønnesen, M. Long

16:00 - The Norwegian National Database for Ground investigations (NADAG) - a tool to assist in landslide hazard zonation and other quick-clay related issues
I.L. Solberg, B. Nordahl, L. Hansen, B.O. Grøtan, S. Gulbrandsen