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PREDICTION OF GROUND TEMPERATURE FOR SOUTHERN PORTION OF PRAIRIE PROVINCES

Session: General Geotechnique and Engineering Geology / Géotechnique générale et géologie de l'ingénieur

Entzu Hsieh, Amec Foster Wheeler (Canada)

Prediction of the mean annual and seasonal ground temperatures at 1.5 m depth were carried out for the southern portion of the Prairie Provinces. The study area is characterized with various soil types, differing climate zones and agricultural lands with different planting and harvesting dates. One-dimensional geothermal analyses were conducted to predict the ground temperatures at shallow depth. Various sets of boundary conditions including air temperature, ground vegetation, and snow thickness were considered in the model. Sensitivity analyses were conducted to evaluate the impact of soil heat capacity, thermal conductivity, and climate parameters on predicted ground temperature.