. [2] 47 
Brought forward, 
(7) Rafters, 8 inches diametei*, hewed 
on the upper side, ! 3 feet 8 inches in 
len_^th. laid every 4 feet, morticed at one 
end into the cap piece, and the otiier in- 
to the upper horizontal timhers. Number 
of rafters 355, at 57i cts. each, 133 121 
(8) Two inch pianks, for the covering 
of the embankment, 2,208.88 square yds. 
the width being 14 feet, at 25 cts. the 
square yard, 552 22 
Total of the expenses of the Northern 
side, - S 2,797 59| 
South Side. 
(1) The elements given by the num- 
bers (1), (4), (5,) (6), (7), (8), of the 
north side, are the same for this side. 
The amount of their expenses conse- 
quently is 2,341 84 1 
(2) Round timbers 12 inches diameter, 
SO feet in length, the mean depth of wa- 
ter being 8j\ feet. 
Number of logs 829, at 75 cts. each, 621 75 
(3) Round tie-pieces 6 inches dia- 
meter, morticed both to the piles and to 
the timber, for every 12 feetj mean depth 
of water being 8^^*^ feet. 
Number of pieces 379, at 25 cts. each, 94 75 
Total of the expenses of the Southern 
side, S 3,058 341 
Total of the expenses of the embank- 
ment, g 5,855 94 
Amount of expenses for two piers (the 
dimensions as above) 100 feet by fifty feet, 905 00 
—^ 
Total, • . 6,760 94 
Contingencies 10 per cent. 676 09 
Total amount within the dike, 7,437 03 
Total amount outside, as per Estimate 
Number 1, 14,887 29 
Grand Total of expense of Dike, Piei-s, 
and Embankment, S 22,324 32 
Add for cxpciise of clearing out the 
channel to the proposed depth of 10 feet, 4,361 50 
Original cost of thcdredging machine, 9,215 00 
Total amount of Estimate Number 2, % 35,900 82 
