Modulus of Rupture (MOR) Ratings for Wood Decking (psi)

Wood Decking Wood Siding Wood Flooring All Species

The modulus of rupture is a measure of the maximum load carrying capacity of a given species in bending strength and is proportional to the breaking point or maximum strength as borne by the specimen.⁽¹⁾

⁽¹⁾ The Wood Handbook - Wood as an engineering material, USDA, General Technical Report 113.