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Enclosure II: Table of Estimates, 31 March 1797
II. Table of Estimates
Estimate | on the scale of 200. cells and 340. f. diam. of area | on the scale of 144. cells & 245. f. diam. of Area. | |||||||
Quantity | Dollars | Quantity | Dollars | ||||||
Bricks. | Arcade 1120. feet running measure (for an internal area of 340. f. diam.) | 386,000. | 278,208 | ||||||
106. cross arches, of half a brick thick. | 10,600 | 7,800 | |||||||
108. vaults at mid height of the Piazza, half a brick thick. | 38,016 | 27,360 | |||||||
200. vaults of upper & lower cells. a brick length in thickness | 216,000. | 155,520 | |||||||
at 15. Doll. per thousand, as all the work is difficult. | 650,616 | 9,759. | 468,888. | 7,032. | |||||
Stone work. | front wall of the cells. | 1232. f. running measure | |||||||
back wall of do. | 1280. | ||||||||
106. cross walls. | 1060 | ||||||||
3572. × 2 f. thickness & 23 f. height = 164,312. cub. feet which divided by 25. gives in perch | 6 572. | perch | |||||||
add 3d. story of the 2. houses | 342. | ||||||||
at 2. Doll. the perch | 6 914. | 13,828 | 4,978 | 9,956 | |||||
Fossé. below backwall 8 f.× 1280. and the outer wall 19. f.× 1440.× 2 =75,200. cub. feet | 3 008. | 6,016. | |||||||
Digging- | cubic yards digging @ 1/8 Doll. pr. yard | 10,000. | cub. yds | 1,250 | |||||
Plaistering | Square yards. | 10,000. | sq. yards | 7,200. | sq. yds | ||||
Paving. | brickbats equivalent to whole bricks & laying them @ 5. D. pr. |
126,000. | bricks | 630. | 90,000. | bricks | 450. | ||
Slating. | squares of 100. f. @ 12. D. the square (London price) | 400. | squares | 4,800 | 288. | squares | 3,456 | ||
Roof. | joists, rafters, sheeting & putting up @ 3 1/3 Doll. per hundred sq. feet | 80,000. | sq. feet | 2,666 | 57,600. | sq. f. | 1,920. | ||
Flooring. | plank floors @ 3 1/3 Doll. per square | 50. | squares | 166. | 36. | squares | 120. | ||
15. pannel doors & 22. sash windows | 277 | 200 | |||||||
200. sash doors @ 7 1/2 Doll. | 200. | doors | 1 500. | 144. | doors | 1080. | |||
200 iron grated doors 6 1/2 by 2 1/2 f. 120. ℔ each @ 1/8 Doll. | 200. | doors | 3 000. | 144. | doors | 2,160 | |||
2000. f. of stove pipes + 300. f. of sheet iron tubes for privies | 2300. | f. | 575. | 1 656. | f. | 414 | |||
44,467.1 | 26,788. | ||||||||
If the smaller scale should be adopted, on returning to me the draught and this paper, I will furnish a new drawing on the scale adopted. It need occasion only one fortnight’s delay. It would be well to accompany them with the notes and observations of intelligent workmen, that what is now defective may be known and supplied. |
MS (Vi: Executive Papers); entirely in TJ’s hand.
1. TJ mistakenly placed this total at the foot of the first column.