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Disregard of triple bottom line (TBL) of sustainability is one of the major drawbacks of current construction procurement practices. Sustainable procurement is an emergent concept that can improve procurement practices and enhance the sustainability performance of the construction industry as a whole. Presently, sustainable procurement is still not fully utilized in the Canadian construction industry. A comprehensive literature review showed that the construction industry is still not fully aware about the benefits of using sustainable procurement or ways of implementing the same. This study evaluates challenges encountered in implementing sustainable procurement in the Canadian construction industry. In addition, this study investigates perceptions of construction professionals on the benefits of using sustainable procurement for construction projects. A country wide questionnaire survey and semi-structured …