84 



Papers connected with the Construction No. 31 



ESTIMATE OF THE PIER TO BE ERECTED AT MADRAS, 



CAST IRON. 











lbs. 



lbs. 



9 Piles Sin. 



5/. in diameter and 







25 feet long 



weighing each 



- 2,00,6,00 



1,8,05,4,00 



15 do. 



27 



do. 



do. - - 



- 2,16,6,48 



3,2,49,7,20 



15 ck. 



29 



do. 



do. 



- 2,32,6,96 



3,4,90,4,40 



15 do. 



31 



do. 



do. - - 



- 2,48,7,44 



3^,31,1,60 



15 do. 



33 



do. 



do. 



- 2,64,7,92 



39,71,8,80 



15 do. 



35 



do. 



do. - - 



- 2,80,8,40 



42,12,6,00 



15 do. 



37 



do. 



do. 



- 2,96,8,88 



44,53,3,20 



15 do. 



39 



do. 



do. - - 



- 3,13,9,36 



46,94,0,40 



15 do. 



41 



do. 



do. 



- 3,28,9,84 



49,34,7,60 



15 do. 



43 



do. 



do. - - 



- 3,45,0,32 



51,75,4,80 



28 do. 



45 



do. 



do. 



- 3,61,0,80 



101,10,2,40 



Total Weight for Piles. 498,290,40 



6 Longitudinal braces lift. Sin. long 

 3m. 5/.broad and 2m. thick weigh- 

 ing each lbs. 407,79 - - - - lbs. 2,44,6,74 

 6 Cross braces 13/35. 3m. long, 3m. 

 51. broad and lm. 51. thick weigh- 

 ing each lbs. 234,92 - - - - lbs. 1,40,9,52 

 1 2 Props 1 3ft. Sin. long, 3m. 51 broad 

 and lm. 51. thick, weighing each 

 tas.242,31 2,90,7,72 



4 Angle braces lift. 6m. long Sin. 

 51. broad and lm. 51. thick weigh- 

 ing each 0a.31O,27 lbs. 1,24,1,08 



4 Diagonal braces 22ft. long and 

 2m. in diameter weighing each 

 #s.233,42 - lbs. 93,3,72 



32 Keys 8m. long, 2m. broad, and 



lm. thick, weighing each lbs. 45 lbs. 14,4,00 



28 Iron pins 8m. long, and lm. 51. 

 in diameter, weighing each lbs. 397 lbs. 11,1,16 



9 Wedges 3m. long 6m. broad and 



lm. thick, weighing each 0,84 - lbs. 7,56 



6 Uprights, 4ft long, and 2m. in dia- 

 meter weighing each J&S.4244 - lbs. 25,4,64 



Carried over . 498,290,40 



