What is the common spacing for framing members?

The common spacing for framing members in construction, particularly for wood studs in wall framing, is typically 24 inches on center. This standard allows for effective distribution of loads while minimizing material costs and maximizing insulation efficiency. Spacing members at this distance means that builders can use fewer materials while maintaining structural integrity and ensuring proper installation of various components, such as drywall or sheathing, which are also manufactured to fit this spacing.

Using the 24-inch spacing standard helps in achieving both cost-effectiveness and building codes compliance, making it a favored choice among builders and contractors. Other spacings, like 12 inches, may be used in specific situations where additional strength is needed or in certain types of structures, but 24 inches is the most common practice in residential construction.