![]() So, an 8-foot length will support about 424lbs. This number includes both live and dead weight.Īccording to the Codes, a 2×6 on edge with the weight pressing through 5.5” of wood will support approximately 53lbs per linear foot. Maximum Compressive Strength Table materialĪ 2×6 can support up to 50 pounds per square foot of weight without sagging with a maximum span of about 12 feet when spanning a distance horizontally, with the 2×6 standing in a vertical position. 2 and better (no loose or missing knotholes), then a 4×6 spanning 18′ will support about 105 lbs. Assuming it’s “Lodgepole Pine” (Idaho Pine and Ponderosa Pine is slightly less) and it’s grade is a No. That being said, a post can hold a tremendous amount of load! If a particular species of wood can support 1,000 psi, then an 8×8 post can hold 64,000 pounds! The limiting factor (reason to up-size) will likely be aesthetics and/or the number or type of joints needed.Ģ Answers. ![]()
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