Northumberland and Durham. 101 



APPENDIX, No. 3. 



Estimate for boring to the depth of one hundred fathoms in the 

 counties of Roxburgh or Berwick, under the usual risks attendant on 

 such operations; by Mr. Buddie in 1807. 



Shillings £ s. 



Boring 5 fathoms at 6 



5 ditto 12 



5 ditto 18 



5 ditto 24 



5 ditto 30 



5 ditto 36 



5 ditto 42 



5 ditto 48 



5 ditto 54 



5 ditto 60 , 



5 ditto 66 



5 ditto 72 



5 ditto 78 



5 ditto 84 



5 ditto 90 



5 ditto 96 



5 ditto 102 



5 ditto 108 



5 ditto 114 : .. 



5 ditto 120 



100 

 Carriage of the rods, tagle legs and gin blocks, rope and) 



other apparatus, and fitting the same ) 



Sharpening the geer, finding grease, coals, a horse to draw} «__ 



the rods, and sundry other charges during the boring . . ) 



Accidents in boring 345 



Extra expence in boring through Whin 140 



. 3 



— 



4 



10 



6 



— 



7 



10 



9 



— 



10 



10 



12 



— 



13 



10 



15 



— 



16 



10 



18 



— 



19 



10 



21 



— 



22 



10 



24 



— 



25 



10 



27 



— 



28 



10 



30 



— 



315 



— 



100 







jfnoo 



Estimates for boring to such great depths cannot in general be 

 offered as accurate, from the stone to be perforated being in some 

 cases so hard as hardly to be bored through at all, and from the 

 great risk of breaking and losing the rods in the hole during the 

 boring. 



