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Skip to Search Results- 40Geotechnical and Geoenvironmental Engineering Program
- 37Geotechnical and Geoenvironmental Engineering Program/Journal Articles (Geotechnical & Geoenvironmental Engineering)
- 3Geotechnical and Geoenvironmental Engineering Program/Other Research Publications (Geotechnical & Geoenvironmental Engineering)
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A portable tilting table for on-site tests of the friction angles of discontinuities in rock masses
Download1992
A portable tilting table can determine the friction angles of smooth surfaces of discontinuities for the assessment of rock slope stability. The lower bound of tests on sandstones is close to the upper bound of results from surfaces lapped with #80 grit, which give basic friction angles....
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1987
Cruden, D. M., Masoumzadeh, S.
A 249 day long record of the accelerating creep of a slope of an open-pit coal mine is analyzed, using linear regression, to test four creep laws. The Saito and Zavodni and Broadbent laws did not lead to a satisfactory estimation of the time of failure as a range of times of failure satisfied the...
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1994
Morgenstern, N. R., Alencar, J., Chan, D. H.
Abstract: The paper presents the results obtained in the finite element simulation of 8 years of construction of a section of Syncrude's tailings dyke, which is located in northern Alberta and has been used to store oil sand mining waste. The site investigation for the construction of this dyke...
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1988
Basic friction angles of the Paleozoic carbonate rocks of Kananaskis Country, west of Calgary, Canada were determined on a tilting table to range from 21.5° to 41.3°. The basic friction angles of carbonate rocks with impurity contents under 10% increase with calcite content and grain size. Clay...
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1994
Robertson, P. K., Skopek, P., Sego, D. C., Morgenstern, N. R.
Abstract: Loose cohesionless saturated materials have proved responsible for a number of serious or catastrophic flow slides. Liquefaction failures with no obvious triggering mechanism have also been recorded. This phenomenon of sudden liquefaction without a presence of cyclic shear stresses is...
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2002
Morgenstern, N. R., Robertson, P. K., Imam, S. M. R., Chan, D. H.
Abstract: In very loose sand, the ratio M-p of shear stress to mean normal stress at the peak point of the undrained effective stress path (UESP) is very close to the stress ratio M at the peak point of the capped yield surface. Stress ratios M-p can therefore be used in constructing yield...
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Exhaustion and steady state models for predicting landslide hazards in the Canadian Rocky Mountains
Download1993
The temporal distribution of landslides can be evaluated by steady-state and exhaustion models. The probability of landsliding remains constant through time in the steady-state model but the probability decreases in the exhaustion model as more slopes fail. Rock sliding down bedding surfaces on...