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Nds Timber Design Values: BEECH-BIRCH-HICKORY
Select Structural|Beams and Stringers|4D 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| BEECH-BIRCH-HICKORY | Select Structural|Beams and Stringers|4D | 1,500,000 | 550,000 | 1,650 | 715 | 975 | 975 | 180 | 0.71 | NELMA | Beams and Stringers | NDS-2018 Supplement | 4D |
| BEECH-BIRCH-HICKORY | Select Structural|Posts and Timbers|4D | 1,500,000 | 550,000 | 1,550 | 715 | 1,050 | 1,050 | 180 | 0.71 | NELMA | Posts and Timbers | NDS-2018 Supplement | 4D |
| BEECH-BIRCH-HICKORY | Standard | 1,300,000 | 470,000 | 650 | 715 | 775 | 375 | 195 | 0.71 | NELMA | 2" - 4" wide | NDS-2018 Supplement | 4A |
| BEECH-BIRCH-HICKORY | Stud | 1,300,000 | 470,000 | 775 | 715 | 475 | 450 | 195 | 0.71 | NELMA | 2" & wider | NDS-2018 Supplement | 4A |
| BEECH-BIRCH-HICKORY | Utility | 1,200,000 | 440,000 | 300 | 715 | 500 | 175 | 195 | 0.71 | NELMA | 2" - 4" wide | NDS-2018 Supplement | 4A |
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