Summary
The amount of material, as previously estimated, is 18,578 ft. B. M., which, at $40.67 per M, will make the total cost of framing $755.57.
Sheathing
| Quantities | Feet B. M. |
| Main roof, 2,200 sq. ft. × 1 in | 2,200 |
| Tower roof, 370 sq. ft. × 1 in | 370 |
| Porch roof, 637 sq. ft. × 1 in | 637 |
| Outside walls, laid diagonally, | |
| 2,417 sq. ft. + 10 per cent. | 2,659 |
| Total sheathing | 5,866 |
Shingles
| Quantities | |
| Area to be covered (see wall sheathing), | |
| 2,417 sq. ft.= 24.2 squares | |
| Shingles, 4 in. wide, and 5 in. exposure, | |
| number per square | 720 |
| Number of shingles required, 24.2 × 720 | 17,424 |
| Add 5 per cent. for waste | 871 |
| Total shingles | 18,295 |
Cost
The cost of sheathing in place is assumed to be the same as that for hemlock lumber, $40.67 per M. The total sheathing is 5,866 square feet, which, at $40.67 per M, will make the cost of sheathing $238.57.
The cost of shingles is based on the following analysis of the cost of 1,000 shingles in place: