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Most Common Lumber Sizes

Most Common Lumber Sizes

Lumber sizes are usually given in “nominal” measurements. The nominal measurements are a board's size before it has been planed smooth (surfaced) on all 4 .
2x4s are not actually 2 inches by 4 inches. When the board is first rough sawn from the log, it is a true 2×4, but the drying process and planing of the board reduce it to the finished 1.5×3.5 size. Here are the common sizes of lumber, and their actual sizes.
The most popular softwoods are cedar, fir, pine and spruce. Softwoods are faster-growing, with straighter grain; good for framing, construction and outdoor projects. Lumber is available in a wide variety of sizes and products. When you shop for lumber, you may notice two sizes listed — Common and Actual.
Most dimensional lumber comes in length increments of 2 feet. Industry standard lengths helps architects, suppliers and builders. Using uniform lengths makes .
There weren't any standards for grading or sizing lumber until as late as 1895. Nevertheless, 2" evolved over time as the most common thickness for structural .
Commercial Standard Lumber Sizes Table Chart. . Design values for most species and grades of visually graded structural products are determined in .
Standardization of lumber sizes and grades goes hand in hand. . Surfaced boards with nominal thicknesses of 2 inches or more are actually 1/2 inch thinner .

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