the role of ice filled cracks on rock slope stability – a ... · pdf filethe role of ice...
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The role of ice filled cracks on rock slope stability – a laboratory study
SupervisorDr. Florian AmannDr. Kerry Leith
Y. Bonanomi, Piz Cengalo
Piz Kesch, Winter 2014, 150 000m3
M. Phillips, SLF
Ice filled cracks, Piz Kesch
Piz Kesch, Winter 2014, 150 000m3
M. Phillips, SLF
M. Phillips, SLF
Piz Kesch, Winter 2014, 150 000m3
3100m, 110m rock tower
Ice filled cracks, Piz Cengalo Piz Cengalo, 27.12 2011, 2-4 mio. m3
M. Phillips, SLF
Y. Bonanomi
3150m
Some thoughts….Wegmann & Gudmundsson 1999, Jungfraujoch
Duca 2013
FOS = Driving Forces f(time)
Resisting Forces f(time)
Felder 2015
Petrovic, 2003
Tensile Strength
UCS
Loss of resistance due to warming
Increasing driving forces due to ice segregation or ice wedging (i.e. cryogenic suction; water reservoir)