| Slope Ratio | Span of Roof | Run of Rafter | Number of Units of Run | Unit of Rise | Unit of Line Length | Line Length of Rafter | Overhang Projection | Line Length of Overhang | Total rise of Roof | |
| A | 1:4 | 36’-0” | 1’-4” | |||||||
| B | 1:1.5 | 24’-0” | 1’-0” |
| Slope | Run | Line Length of Gable Stud |
| 1:1.71 | 4’-6” | |
| 1:2 | 12’-6” |
| Slope | O.C. Spacings | Difference in length Gable | Length of 2nd Stud |
| 1:1.33 | 24” | ||
| 1:2.4 | 18” |
| SI Slope | Span | Run | Number of Units of Run | Unit of Rise | Unit of Line Length | Line length of Hip Rafter | Overhang Projection | Line Length of Overhang | |
| A | 1:3.33 | 9000 | 600 | ||||||
| B | 1:2.5 | 4600 | 300 |
