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Nds Timber Design Values: MIXED SOUTHERN PINE
Select Structural|2" - 4" wide to Utility|4" wide
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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| MIXED SOUTHERN PINE | Select Structural|2" - 4" wide | 1,600,000 | 580,000 | 2,050 | 565 | 1,800 | 1,200 | 175 | 0.51 | SPIB | 2" - 4" wide | NDS-2018 Supplement | 4B |
| MIXED SOUTHERN PINE | Select Structural|5" - 6" wide | 1,600,000 | 580,000 | 1,850 | 565 | 1,700 | 1,100 | 175 | 0.51 | SPIB | 5" - 6" wide | NDS-2018 Supplement | 4B |
| MIXED SOUTHERN PINE | Select Structural|5"x5" and Larger|4D | 1,300,000 | 470,000 | 1,500 | 375 | 900 | 1,000 | 165 | 0.51 | SPIB | 5"x5" and Larger | NDS-2018 Supplement | 4D |
| MIXED SOUTHERN PINE | Select Structural|8" wide | 1,600,000 | 580,000 | 1,750 | 565 | 1,600 | 1,000 | 175 | 0.51 | SPIB | 8" wide | NDS-2018 Supplement | 4B |
| MIXED SOUTHERN PINE | Standard|4" wide | 1,200,000 | 440,000 | 475 | 565 | 1,300 | 275 | 175 | 0.51 | SPIB | 4" wide | NDS-2018 Supplement | 4B |
| MIXED SOUTHERN PINE | Utility|4" wide | 1,100,000 | 400,000 | 225 | 565 | 850 | 125 | 175 | 0.51 | SPIB | 4" wide | NDS-2018 Supplement | 4B |
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