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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...
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1993
Abstract: The results obtained from 14 pile load tests carried out in saline permafrost at Iqaluit, Northwest Territories, are analyzed with respect to (i) the development of load along the length of the piles as determined from strain gauges mounted along the embedded portion of the piles; (ii)...
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1995
Abstract: An 18.2-ha coal tailings impoundment that reached full capacity in 1989 has since been undergoing reclamation activities. The impoundment is sectioned into coarse, intermediate, and fine tails regions. The fine tails region, which consists of saturated silt and clay-size soil and coal...
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1994
Sego, D. C., Scott, J. D., Liu, Y.
A 12m high geogrid reinforced cohesive soil test embankment with 45¯ sides slopes has been built near Devon, Alberta, Canada. The embankment has four test sections: three are reinforced with different geogrids, and one section is unreinforced. The test sections were instrumented with strain...
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1994
Sego, D. C., Sasitharan, S., Kilpatrick, B. I., Robertson, P. K., Pillai, V. S.
Abstract: In situ ground freezing to obtain undisturbed samples of a loose sand beneath the Duncan Dam in British Columbia is described. This was the first known use of ground freezing to assist in obtaining samples at depth greater than 10 m in Canada. Once frozen, the sand was cored and brought...
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2000
Manahan, P. A., Konrad, J. M., Hofmann, B. A., Sego, D. C., Plewes, H. D., Wride, C. E., Robertson, P. K., Biggar, K. W.
Abstract: One of the primary objectives of the Canadian Liquefaction Experiment (CANLEX) project was to develop and evaluate undisturbed sampling techniques as part of the overall goal to focus and coordinate Canadian geotechnical expertise on the topic of soil liquefaction. Six sites were...
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2007
Biggar, K., Donahue, R., Sego, D. C., Beier, N.
Abstract: The extraction and upgrading process for bitumen from oil sand deposits in Alberta, Canada currently requires large volumes of process water. This water demand is fulfilled by importing water and recycling/reuse of clarified process water. Reuse of the clarified water results in the...