What is the minimum dimension of a load-bearing, wooden column?

The minimum dimension of a load-bearing wooden column is four inches by four inches. This size provides the necessary structural strength to support the loads that a column typically bears, including the weight of beams, floors, and roofs above. Columns that are designed to carry heavy loads must have sufficient cross-sectional area to resist the compressive forces acting on them without failing or buckling.

A column smaller than this minimum dimension would not adequately support typical residential structures and could lead to structural deficiencies or failures. Therefore, the four-inch by four-inch size is established as a minimum standard to ensure adequate safety and performance in load-bearing applications. It is important to adhere to building codes and engineering principles when sizing structural elements to ensure the integrity of the entire building framework.