Search
Skip to Search Results- 82Geotechnical and Geoenvironmental Engineering Program
- 82Geotechnical and Geoenvironmental Engineering Program/Journal Articles (Geotechnical & Geoenvironmental Engineering)
- 4Railway Ground Hazards Research Project (RGHRP)
- 4Railway Ground Hazards Research Project (RGHRP)/Journal Articles (RGHRP)
- 1Civil and Environmental Engineering, Department of
- 1Civil and Environmental Engineering, Department of/Research Materials (Civil & Environmental Engineering)
-
2018-08-30
At this time, there is a crisis associated with concern over the safety of tailings dams and lack of trust in their design and performance. This crisis has resulted from recent high-profile failures of dams at locations with strong technical experience, conscientious operators, and established...
-
Geotechnical Properties of Effluent-Contaminated Cohesive Soils and Their Stabilization Using Industrial By-Products.
Download2018-10-20
The unchecked and unnoticed disposal of industrial leachates is a common malpractice in developing countries. Untreated effluents from industries drastically deteriorate the soil, altering nearly all of its characteristics. An increase in urbanization has led to construction on these deteriorated...
-
Quantifying the impact of subgrade stiffness on track quality and the development of geometry defects
Download2016
Hendry, Michael T., Roghani, Alireza
This paper presents the quantification of the impact of subgrade stiffness on the prevalence of track geometry defects and degradation of track quality indices (TQIs). The data included in this study come from two high-traffic subdivisions [>50>50 million gross tonnes (MGT)/year] in Canada with a...
-
A 4D filtering and calibration technique for small-scale point cloud change detection with a terrestrial laser scanner
Download2015
Hutchinson, D. Jean, Kromer, Ryan A., Edwards, Tom, Lato, Matt, Jaboyedoff, Michel, Abellán, Antonio
This study presents a point cloud de-noising and calibration approach that takes advantage of point redundancy in both space and time (4D). The purpose is to detect displacements using terrestrial laser scanner data at the sub-mm scale or smaller, similar to radar systems, for the study of very...
-
Evaluation of potential meteorological triggers of large landslides in sensitive glaciomarine clay, eastern Canada
Download2012-01-01
Hutchinson, D. J. , Gauthier, D.
Heavy rains spread over some interval preceding large landslides in sensitive glaciomarine clay in eastern Canada are often noted as a triggering or causative factor in case studies or research reports for individual landslides, although the quantity or duration of the triggering rain event has...
-
An evaluation of real-time deformation monitoring using motion capture instrumentation and its application in monitoring railway foundations
Download2011-01-01
Martin, C. Derek, Barbour, S. Lee, Hendry, Michael T.
The purpose of this study is to evaluate the use of motion capture instrumentation to monitor the response of a railway embankment and the underlying soft peat mire foundation soils to freight train loading. Initial data sets were obtained from the motion capture system, called the...
-
2011
Scott, J. D., Sego, D. C., Zarnani, S.
Abstract: Temperatures were measured along instrumented geogrids to determine thermal strains and their changes with seasonal temperatures. It was observed that the application of temperature correction to the measured strain values by electrical wire resistance (EWR) strain gauges to compensate...
-
Effect of heterogeneity of brittle rock on micromechanical extensile behavior during compression loading
Download2010
Lan, H., Hu, B., Martin, C. D.
A grain-based Universal Distinct Element Code model was developed to generate a deformable polygonal grain-like structure to simulate the microstructure of brittle rock. It takes into account grain-scale heterogeneity including microgeometric heterogeneity, grain-scale elastic heterogeneity, and...
-
A web-based GIS for managing and assessing landslide data for the town of Peace River, Canada
Download2009-01-01
Kim, T. H., Chao, D., Martin, C. D., Froese, C. R., Morgan, A. J., Chowdhury, S., Lan, H. X.
Abstract. Assessment of geological hazards in urban areas must integrate geospatial and temporal data, such as complex geology, highly irregular ground surface, fluctuations in pore-water pressure, surface displacements and environmental factors. Site investigation for geological hazard studies...
-
Engineering monitoring of rockfall hazards along transportation corridors: Using mobile terrestrial LiDAR
Download2009-01-01
Lato, M., Hutchinson, D. J., Harrap, R. , Diederichs, M. S., Ball, D.
Geotechnical hazards along linear transportation corridors are challenging to identify and often require constant monitoring. Inspecting corridors using traditional, manual methods requires the engineer to be unnecessarily exposed to the hazard. It also requires closure of the corridor to ensure...