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Nds Timber Design Values: REDWOOD
Stud to Utility
NDS (National Design Specification) reference design values for visually graded dimension lumber — bending, tension, shear, compression, and modulus of elasticity
| species | grade | E psi (psi) | Emin psi (psi) | Fb psi (psi) | Fc perp psi (psi) | Fc psi (psi) | Ft psi (psi) | Fv psi (psi) | G | grading rules agency | size classification | standard | table id |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| REDWOOD | Stud | 900,000 | 330,000 | 575 | 425 | 450 | 325 | 160 | 0.37 | RIS | 2" & wider | NDS-2018 Supplement | 4A |
| REDWOOD | Utility | 800,000 | 290,000 | 225 | 425 | 475 | 125 | 160 | 0.37 | RIS | 2" - 4" wide | NDS-2018 Supplement | 4A |
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