Hardware, estimating, and mill design — John Stuart Mill — John Shaqi
Hardware, estimating, and mill design
John Stuart Mill · en
BRIDGING
_Quantities_
LINEAR FEET
FEET B. M.
2" × 4"; ⅔ ft. B. M., per lin. ft.:
First floor, 170 pieces, each 1' 6" 255
Second floor, 138 pieces, each 1' 6" 207
Third floor, 138 pieces, each 1' 6" 207
---
Total 669 446
[10] One joist will be left over here, but this cannot easily be helped.
MAIN-ROOF FRAMING[11]
_Quantities_
LINEAR FEET
FEET B. M.
Rafters, 2" × 6"; 1 ft. B. M., per lin. ft.:
15 pieces, each 20', order 20' 300
14 pieces, each 19' 3", order 20' 280
1 piece, 18', order 18' 18
2 pieces, each 16', order 16' 32
2 pieces, each 14', order 14' 28
1 piece, 13' 4", order 14' 14
3 pieces, each 10' 6", order 12' 36
3 pieces, each 8' 6", order 10' 30
1 piece, 6' 9", order 8' 8
3 pieces, each 5', cut out of 16' 16
3 pieces, each 3', cut out of 10' 10
4 pieces, each 17', order 18' 72
1 piece, 12' 6", order 14' 14
1 piece, 10' 9", order 12' 12
2 pieces, each 9', order 10' 20
1 piece, 7', order 8' 8
18 pieces, each 9' 6", order 10' 180
2 pieces, each 13', order 14' 28
2 pieces, each 7' 9", cut out of 16' 16
2 pieces, each 6' 6", cut out of 14' 14
4 pieces, each 3' 6", cut out of 14' 14
4 pieces, each 8', cut out of 16' 32
2 pieces, each 11', order 12' 24
8 pieces, each 5' 3", cut out of 12' 48
1 piece, 6', cut out of 10' 6
2 pieces, each 2', cut out of 10' 4
8 pieces, each 11', order 12' 96
-----
Total 1,360 1,360