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CONTINUED-£
meet the canal on the south side,
the north being wholly impracti
cable from the frequent deep ra-
vines, and the extreme height of
the land adjacent to the river.
Que bridge will therefore be ne
cessary. Guard Gates will also
be required at the place of depar
ture. The first mile commences
with 7 feet cutting and runs a
little above the level for 20 chains,
thence it descends to the level.
and runs nearly the same through
the remaining part of this mile;
no rock excavation will occur
the nature of the earth is loam,
and favorable for excavation. A
the end of the first 21 chains, the
sudden rise of the ground forces!
us so near the river, that a stone
wall will be required for the sup
port of the bank on the lower
side of the canal, 2 chains long)
and 18 feet high.

In the 5 and 4 feet canals no

side wall will be necessary.

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CUTTING,

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PUDDLING,

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177387 10 241

111799 8 3

49179 5 5

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CONTINUED £
above summit a considerable rock]
excavation will occur, and will be
extremely difficult and expensive
in consequence of the great depth
it lies below the surface. Having
removed the top earth, it is pro-
posed to slope the rock one foot
to one foot perpendicular, with
24 feet bottom for the 7 feet
canal, 17 feet bottom for the 5
feet canal, and 12 feet bottom for
the 4 feet canal. Two locks
each of 9 feet lift will be required]
in each of the said canals. Near
the termination of this mile, our]
line crosses a road where a bridge,
is necessary.

ROCK Excavation,
EARTH.

PUDDLING,

in Estimate No. 1,

22064

4 0

4412 16 01

Do.

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LOCKS Nos. 40, & 41.

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LOCKS Nos. 41, & 42,

in Estimates Nos. 2 & 3.

GRUBBING,

36 chains will connect the line of canals with the river on Doxy's farm, in Gloucester. The cutting sull continues neat the level. The nature of the earth is the same as in the last mile. The descent being so great, five locks will be required in each, 5 of 9 feet lift, and 2 of seven feet lift each, the lifts and situations being the same in all. No rock excavation will occur, except in placing the foundation of the locks. At the end of the first 12 chains, our line crosses a ravine one chain wide, 6 feet 66 decimals below level; the earth lies convenient for the embankment.] A culvert 4 feet by 4 will be neCONTINUED £

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190 0 0

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One mile and 17 chains com
pletes the whole route and takes
our line of canal to 9 feet 66 1-2
decimals deep water in the Otta-]
wa river, making a total distance
from the government wharf in
Kingston, to the Ottawa, of 132
miles. We commence with 5
feet cutting, and run a little above
the level 62 chains; principally
through cedar swamp, the top
earth of which is black mud
about three feet deep on a bed of
clay. Thence the ground rises
very abruptly to a summit of 32
feet 14 decimals. The extra
cutting is here 18 chains long
thence it desceeds alinost perpen-
dicularly to the level, but con
tinues only 312 chains, after
which, in a distance of 11 chains
51 links, the ground falls 46 feet
83 1-2 decimals to water level
in the Ottawa river (on the 1st
September, 1824.) In passing
through the above summit, some
Tock excavation will occur in the

CONTINUED £

207940 14 104

130043 11 811

56579 14 10.

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CONTINUED -£
bottom, which will be somewhat
difficult and expensive on account
of the great depth it lies below
the surface. The top earth here
is generally loam mixed with
some loose stone.

At the end of the first 21 1-2
chains the line crosses a little
creek which will require a broken
backed culvert 4 feet by 3. Hav-
ing passed through the summit, it
is proposed, from where we again
meet the level, at the foot of the
hill, to carry the bottom 60 feet
wide for the 7 feet canal, 45 for
the 5, and 36 for the 4 feet canal,
whereby an excellent reservoir
will be formed 2 1 2 chains long,
for which the situation is favora-
ble. The fall from thence is so
extremely rapid that 6 locks will
be required for each canal in a
distance of 11 chains 51 links,
which will form an entire piece of
solid masonry from top to bottom.
Estimate No. 1, will require 5
locks of 9 1-2 and 1 of 10 feet
lift, making the bottom level 283
feet below the Rideau lake.

In estimates Nos. 2 and 3 the
lifts and situations are the same
as above.

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