Do screw piles need to go below the frost line?

Calgary, Alberta, with its cold and frost-prone climate, presents unique challenges for construction projects, especially when it comes to foundational elements. Among the many considerations, one frequently asked question is whether screw piles need to go below the frost line. In this article, we’ll delve into the significance of the frost line in Calgary, the impact of frost heave on structures, and why screw piles extending below the frost line are crucial for stability in this environment.

How long do screw piles last?

The lifespan of helical screw piles can vary depending on various factors, such as the soil conditions, the size and type of the pile, and the pile material. In general, certified helical screw piles are designed to provide long-term structural support and can last from 50 to 75 years, depending on soil conditions.