FORTH AND TUP. CLYDE. 407 



of the arch. The whole is thought to be a capital 

 pirc< There arc in the whole 18 draw- 



! 15 aqueduct bridges of note, bciidcs 

 s, and tunnels. 



The fupplying il with water was of itfclf a 



oir is above 24 feet deep, 

 sO acres, near Kilfyth. An- 

 other, about 7 miles north of Glafgow, confiftaof 70 



at the fluio t deep. 



>n the who! 1, when finifhed, will be 



1 works in Britain, iince the time of 

 the Romans. There are 20 locks already finilhed j 

 fling 6 miles wilTrequire 19; but the mod 

 expenfive work will be < ver Kel- 



vin river, a confiderablc body of water, which, in wet 

 weat) depth of the Clyde, 



at Dal mure Burn-Foot, in fpring : , and, 



, half a mile bel<> arc 1 15 ! 



The proprietors are now more fenfible than ever 

 of their error, in not forming a cut of 10 feet water, 

 and propoiils have been made to raife the banks, fo 

 tain 8 t though practicable, 



would prove an expenfive, and poflibly, a fruitlefs 

 attempt. Were we to fpeculate upon the probable 

 increafe of trade, commerce, and wealth in that part 

 of the kingdom 50 years hence, 100,000! . may cafily 

 be raifed to deepen the canal 2 or 3 feet, being a more 

 effectual improvement than raifing the banks ; and, 

 with that idea in I afked Mr. Smeaton, among 



other queftions, Whether the remaining 6 miles might 

 not be conftructcd for 9 or 10 feet wa- 



. d he, can be railed a foot ; but you have put 

 another queftion that requires fomc confidcration 

 r with lafr It" this depth can be effect- 



: would certainly be doing poftcrir 



t it into execution, though the t 

 :ht amount to 20,000!. or 25,000!. 

 The c.i n clean, admits loaded 



vcffch of 70 or 80 tons ; when complete, 1 na- 



c c 4 vigatc 



