| GIRDER SIZING TABLE | ||||||||||
| SIDEWALL GIRDER SIZE | ||||||||||
| House Width | ||||||||||
| 24 | 26 | 28 | 30 | 32 | ||||||
| Girder Spacing | Girder Spacing | Girder Spacing | Girder Spacing | Girder Spacing | ||||||
| Pier Spacing | 8-ft | 12-ft | 8-ft | 12-ft | 9-ft | 14-ft | 10-ft | 15-ft | 10-ft | 16-ft |
| 10-ft center | 3-2x10 | 3-2x12 | 3-2x10 | 3-2x12 | 3-2x10 | 3-2x12 | 3-2x12 | 3-2x12 | 3-2x12 | 3-2x12 |
| 8-ft center | 2-2x10 | 2-2x10 | 2-2x10 | 2-2x12 | 2-2x10 | 2-2x12 | 2-2x12 | 2-2x12 | 2-2x12 | 2-2x12 |
| 6-ft center | 2-2x6 | 2-2x8 | 2-2x6 | 2-2x8 | 2-2x6 | 2-2x8 | 2-2x8 | 2-2x8 | 2-2x8 | 2-2x8 |
| 10-ft span | 3-2x12 | NP | NP | NP | NP | NP | NP | NP | NP | NP |
| 8-ft span | 3-2x10 | 3-2x12 | 3-2x10 | 3-2x12 | 3-2x10 | 3-2x12 | 3-2x12 | 3-2x12 | 3-2x12 | 3-2x12 |
| 6-ft span | 2-2x10 | 2-2x10 | 2-2x10 | 2-2x12 | 2-2x10 | 2-2x12 | 2-2x12 | 2-2x12 | 2-2x12 | 2-2x12 |
| INTERIOR GIRDER SIZE | ||||||||||
| House Width | ||||||||||
| 24 | 26 | 28 | 30 | 32 | ||||||
| Girder Spacing | Girder Spacing | Girder Spacing | Girder Spacing | Girder Spacing | ||||||
| Pier Spacing | 8-ft | 12-ft | 8-ft | 12-ft | 9-ft | 14-ft | 10-ft | 15-ft | 10-ft | 16-ft |
| 10-ft center | 2-2x10 | 2-2x12 | 2-2x10 | 2-2x12 | 2-2x10 | 3-2x10 | 2-2x12 | 3-2x10 | 2-2x12 | 3-2x12 |
| 8-ft center | 2-2x8 | 2-2x10 | 2-2x8 | 2-2x10 | 2-2x8 | 2-2x10 | 2-2x8 | 2-2x10 | 2-2x8 | 2-2x12 |
| 6-ft center | 2-2x6 | 2-2x6 | 2-2x6 | 2-2x6 | 2-2x6 | 2-2x6 | 2-2x6 | 2-2x6 | 2-2x6 | 2-2x8 |
| 10-ft span | 3-2x10 | 3-2x12 | 3-2x10 | 3-2x12 | 3-2x10 | NP | 3-2x12 | NP | 3-2x12 | NP |
| 8-ft span | 2-2x10 | 2-2x12 | 2-2x10 | 2-2x12 | 2-2x10 | 3-2x10 | 2-2x12 | 3-2x10 | 2-2x12 | 3-2x12 |
| 6-ft span | 2-2x8 | 2-2x10 | 2-2x8 | 2-2x10 | 2-2x8 | 2-2x10 | 2-2x8 | 2-2x10 | 2-2x8 | 2-2x12 |
| NP = | Not Permitted | |||||||||
| Note: | 3 - 2" x 8" may be substituted for 2 - 2" x 12" or 2 - 2" x 10" | |||||||||