This document serves as a technical note to accompany the report “High-wind design of new woodframe houses has an average benefit-cost ratio of 6:1 in Canada” by K. Porter (2023). This technical note explores challenges and opportunities associated with adopting enhanced high-wind protection measures for National Building Code (NBC) Part 9 buildings in Canada and makes recommendations to enhance uptake of high-wind protection interventions.
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High wind causes damage to homes and property, and results in risks to life and health across the country. A small number of communities in coastal and prairie regions of Canada may experience relatively frequent high wind events that result in damage to buildings; however, a significant area of central Canada is prone to tornadoes.