Showing papers in "Canadian Geotechnical Journal in 2004"
TL;DR: In this article, a new numerical model for the dynamic analysis of rapid flow slides, debris flows, and avalanches has been developed, which is an extension of an earlier algorithm and is implemented using a nu...
Abstract: A new numerical model for the dynamic analysis of rapid flow slides, debris flows, and avalanches has been developed. The model is an extension of an earlier algorithm and is implemented using a nu...
498 citations
TL;DR: Tire shreds and tire shreds can be used as alternative backfill material in many geotechnical applications, such as soil mixtures as discussed by the authors, which can not only address growing environmental and ec...
Abstract: Tire shreds and tire shred soil mixtures can be used as alternative backfill material in many geotechnical applications. The reuse of tire shreds may not only address growing environmental and ec...
366 citations
TL;DR: The authors assesses methods to predict the saturated hydraulic conductivity, k, of clean sand and gravel, and assesses the most widely used predictive methods are those of Hazen and Teng.
Abstract: This paper assesses methods to predict the saturated hydraulic conductivity, k, of clean sand and gravel. Currently, in engineering, the most widely used predictive methods are those of Hazen and t...
334 citations
TL;DR: In this paper, the authors assess the risk of ice avalanches, glacial lake outburst floods, and debris flows in populated mountain regions such as the Swiss Alps and propose a method to estimate such hazards.
Abstract: Glacial hazards such as ice avalanches, glacial lake outburst floods, and debris flows have caused severe damage in populated mountain regions such as the Swiss Alps. Assessment of such hazards mus...
283 citations
TL;DR: In this article, a Tempe pressure cell and a capillary rise open tube were used to investigate drying and wetting soil-water characteristic curves (SWCCs) for five sandy soils.
Abstract: Drying and wetting soil-water characteristic curves (SWCCs) for five sandy soils are investigated using a Tempe pressure cell and capillary rise open tube. The test data are fitted to two SWCC equa...
200 citations
TL;DR: In this article, a new bounding surface constitutive model for sands is presented and is suited to a wide range of stresses, including those sufficient to cause particle crushing, and the basic concepts of critical sta...
Abstract: A new bounding surface constitutive model for sands is presented and is suited to a wide range of stresses, including those sufficient to cause particle crushing. The basic concepts of critical sta...
195 citations
TL;DR: In this paper, a new elastoplastic stress-strain constitutive model for granular coarse aggregates incorporating the degradation of particles during triaxial shearing was developed.
Abstract: A new elastoplastic stressstrain constitutive model is developed for granular coarse aggregates incorporating the degradation of particles during triaxial shearing. Coarse granular aggregates are ...
190 citations
TL;DR: The swelling pressures of several compacted bentonites (MX80, Febex, and Montigel) proposed for use as barrier materials in storing high-level radioactive waste in many countries were determined in this paper.
Abstract: The swelling pressures of several compacted bentonites (MX80, Febex, and Montigel) proposed for use as barrier materials in storing high-level radioactive waste in many countries were determined fr...
182 citations
TL;DR: The prediction of liquefaction and resulting displacements is a major concern for earth structures located in regions of moderate to high seismicity as discussed by the authors, and conventional procedures used to assess liquefac...
Abstract: The prediction of liquefaction and resulting displacements is a major concern for earth structures located in regions of moderate to high seismicity. Conventional procedures used to assess liquefac...
180 citations
TL;DR: In this paper, the analysis of published data from case records indicates thatElectroosmotic consolidation of clays has been known in geotechnical engineering for many decades but is in fact seldom used.
Abstract: Electroosmotic (eo) consolidation of clays has been known in geotechnical engineering for many decades but is in fact seldom used The analysis of published data from case records indicates that
135 citations
TL;DR: In this article, a series of three-dimensional coupled finite element analyses was carried out to investigate the multiple interactions between large parallel hypothetical twin tunnels constructed in parallel in the same year.
Abstract: A series of systematic, three-dimensional coupled finite element analyses was carried out to investigate the multiple interactions between large parallel hypothetical twin tunnels constructed in st...
TL;DR: In this paper, rainfall-induced landslides in unsaturated residual soils can occur slowly under drained conditions or rapidly under undrained conditions under both consolidated drained and constant water content (CW) conditions.
Abstract: Rainfall-induced landslides in unsaturated residual soils can occur slowly under drained conditions or rapidly under undrained conditions. Consolidated drained (CD) and constant water content (CW) ...
TL;DR: In this paper, the effect of unsaturation at a drain boundary on the behavior of a single prefabricated vertical drain subjected to vacuum preloading based on a two-dimensional plane strain was described.
Abstract: This study describes the effect of unsaturation at a drain boundary on the behaviour of a single prefabricated vertical drain subjected to vacuum preloading based on a two-dimensional plane strain ...
TL;DR: Vibro-stone columns can improve the bearing capacity and reduce the settlement of foundations as mentioned in this paper, but their performance depends on the strength of the column material, reinforcement method of column insta...
Abstract: Vibro-stone columns can improve the bearing capacity and reduce the settlement of foundations. Their performance depends on the strength of the column material, reinforcement method of column insta...
TL;DR: In this article, a series of tests performed to investigate improvement in load-carrying capacity and reduction in bulging of a granular pile in soft clay by geogrid reinforcement are presented.
Abstract: Results are presented from a series of tests performed to investigate improvement in load-carrying capacity and reduction in bulging of a granular pile in soft clay by geogrid reinforcement. The st...
TL;DR: In this paper, it has become common to represent the undrained strength in terms of a collapse surface or collapse stress ratio described by the collapse surface and collapse stress ratios, respectively.
Abstract: Virtually all investigation of liquefaction has used undrained tests, and it has become common to represent the undrained strength in terms of a collapse surface or collapse stress ratio described ...
TL;DR: The effect of negative pore-water pressure on slope stability is often ignored in slope stability studies as discussed by the authors, and there is a perception among geotechnical engineers that negative PORE-water pressures will dissipate with rai
Abstract: The effect of negative pore-water pressure is often ignored in slope stability studies. There is a perception among geotechnical engineers that negative pore-water pressures will dissipate with rai...
TL;DR: In this article, the findings of a series of studies investigating the clogging of leachate collection and drainage systems for municipal landfill sites are described, including batch tests, column studies, and field-scale experiments.
Abstract: The findings of a series of studies investigating the clogging of leachate collection and drainage systems for municipal landfill sites are described. Batch tests, column studies, and field-scale "...
TL;DR: In this paper, the prediction of heave in unsaturated, expansive soils has been studied primarily as a one-dimensional type analysis, and a methodology that can be used for the predic...
Abstract: The prediction of heave in unsaturated, expansive soils has historically been studied primarily as a one-dimensional type analysis. This paper proposes a methodology that can be used for the predic...
TL;DR: In this paper, the multidimensional consolidation of unsaturated soils when both the air phase and water phase are continuous is considered and the approach proposed by D.G. Fredlund and his cowork...
Abstract: This paper deals with the multidimensional consolidation of unsaturated soils when both the air phase and water phase are continuous. Following the approach proposed by D.G. Fredlund and his cowork...
TL;DR: In this paper, single and multiple regression models to estimate the compression index of marine clay in coastal areas in Korea were investigated based on soil property data from more than 1200 consolidation test cases.
Abstract: Single and multiple regression models to estimate the compression index of marine clay in coastal areas in Korea were investigated based on soil property data from more than 1200 consolidation test...
TL;DR: In this article, the authors investigated the capillary barrier effect on three soil columns of fine sand over medium sand, medium sand over gravelly sand, and coarse sand over ground soil.
Abstract: The capillary barrier effect was investigated by conducting infiltration tests on three soil columns of fine sand over medium sand, medium sand over gravelly sand, and fine sand over gravelly sand....
TL;DR: The technique of soil nailing is seldom used in stabilizing loose fill slopes because there is a lack of understanding of the interaction behaviour of nails in loose fills as discussed by the authors, and therefore it is difficult to apply it in the real world.
Abstract: The technique of soil nailing is seldom used in stabilizing loose fill slopes because there is a lack of understanding of the interaction behaviour of nails in loose fills A large-scale laboratory
TL;DR: In this article, the authors proposed a pipeline design for the distribution of potable water in the United States, where the pipelines are buried in soil and backfill are exposed to different deleterious reactions; as a result, the design...
Abstract: Pipelines used in the distribution of potable water are a vital part of everyday life. The pipelines buried in soilbackfill are exposed to different deleterious reactions; as a result, the design ...
TL;DR: In this paper, the effects of material nonlinearity of soil and separation at the soil-pile interface on the dynamic behavior of a single pile and pile groups are investigated.
Abstract: The effects of material nonlinearity of soil and separation at the soilpile interface on the dynamic behaviour of a single pile and pile groups are investigated. An advanced plasticity-based soil ...
TL;DR: In this article, the mechanics of slope movements due to pore pressure changes are not completely understood, and it is well known that many landslides, which occur every year in the world, are triggered by rainfall.
Abstract: It is well known that many landslides, which occur every year in the world, are triggered by rainfall. The mechanics of slope movements due to pore pressure changes are not completely understood, h...
TL;DR: Composite clay is a mixture of clay, as the main body, and aggregates, which are floating within the clayey matrix as discussed by the authors, and it can be decomposed in two different ways: in its natural or compacted state, e.g.
Abstract: Composite clay is a mixture of clay, as the main body, and aggregates, which are floating within the clayey matrix. The undrained behavior of composite clay in its natural or compacted state, e.g.,...
TL;DR: In 2003, a landslide with a volume of approximately 20 × 106 m3 occurred on the left bank of the Qinggan River, Zigui County, Hubei Province, China as mentioned in this paper.
Abstract: On 13 July 2003, a landslide with a volume of approximately 20 × 106 m3 occurred on the left bank of the Qinggan River, Zigui County, Hubei Province, China. As a result, 14 people died and 10 peopl...
TL;DR: In this article, an experimental study of clay mineral characterization conducted with the aid of the methylene blue "stain" test is presented, which yields a semiquantitative evaluation of the activity.
Abstract: This article illustrates an experimental study of clay mineral characterization conducted with the aid of the methylene blue "stain" test, which yields a semiquantitative evaluation of the activity
TL;DR: In this paper, a series of laboratory and field tests were performed to evaluate the applicability of an optical fiber sensor system in the instrumentation of piles, which was constructed by a multiplexed sensor system, constructed by the authors.
Abstract: A series of laboratory and field tests were performed to evaluate the applicability of an optical fiber sensor system in the instrumentation of piles. A multiplexed sensor system, constructed by ar...