Sizes of Western Red Cedar
Grades of Beams and Stringers and Posts and Timbers
are available in a selection of widths and thicknesses
showing the following table. Standard lengths
are multiples of one foot, typically up to 20’. Longer
length timbers are available on a special order basis.
| Thickness and Width (inches) by Size Options |
| Nominal | Full Sawn | Standard | Surfaced |
| 4 | | 3-3/4 | 3-9/16 |
| 5 | | | 4-1/2 |
| 6 | 6 | 5-3/4 | 5-1/2 |
| 8 | 8 | 7-3/4 | 7-1/2 |
| 10 | 10 | 9-3/4 | 9-1/2 |
| 12 | 12 | 11-3/4 | 11-1/2 |
| Over 12 | As nominal | 1/4 off nominal | 1/2 off nominal |