— 28 - 



80 meters into the river, and are only visible when the 

 river is low. 



As the channel near the Argentine shore is situated where 

 the latter is of a concave form, it is to be supposed that its 

 maintenance would be more easy than that of the other 

 situated in the middle of the river, however vessels would 

 not navigate it with the same confidence and it is for this 

 reason that the dredging- of the latter must be preferred, 

 strech of the lime Hereafter-following the foot of the bluffs called the lime 

 kiinofcBarquin, ^ rf « Barquin , _ .. the river has a great depth, which 



continues till the sand banks, situated at the Southern part 

 of the island « San Jose », are met with. 

 Bar of«s an jos, The cube to be dredged here is about 50.000 M 3 and after 

 this has been clone the channel ought to be marked by 

 beacons in line placed on the Argentine shore and also by 

 four buoys ( Sheet G ). 



There exists also a channel along the Oriental shore, but 



as its deepening would require the excavation of a greater 



volume than in the case of that on the Argentine side of the 



river, it has been decided to deepen the latter. 



stretch of the cun . After this a wide channel of great depth is found, till 



the bar called the « Sombrerito » has been reached. 

 Bar of «Sombre- There is little depth in this part of the river, and at 

 rito> present ( 1901 ), it is ten feet at lowest river. Contrary to 



the general rule, the channel in this case is found in the 

 convex side of the curve, formed by the river, that means 

 to say, very close to the Argentine coast ( Sheet F ). 



This is the only place in the River Uruguay where 

 changes in the riverbed have taken place, the channel run- 

 ning before more towards the East, according to state- 

 ments of old pilots. 



It will be necessary to rectify the channel hero, which 

 will require a dredging of about 6300 cub meters and to 

 mark it with four buoys. 

 Stretch When this channel is passed, the direction towards a 



stoney point, which indicates the month of the creek, 

 Guaviyii, is followed, leaving the Sombrerito island on 

 starboardside. 



Bar of cGoaviytf When passim-' the mole of tile si B 11 gh t erl I oil se. the depth 



decreases, and lor navigating it is necessary first, to keep 



