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at $9,

Amount brought forward from table, 900 feet, b. m. 2 inch w. pine gate plank, Wrought and cast iron work,....... Carpenter work, ... Allow ten per cent for waste on plank, 900 feet white oak tongue slips,..

835 86

8 10 170 00 75 00

81 2 25

* c.....

$292 02

2 pieces coping for breast of lock, 16 ft. 10 by 8=18 ft. 2 fender posts head, 6 teet, ...........12 by 12=12 ft.

30 The above 30 cubic feet white oak,

.... at 10 C. $300 2 fender timbers white pine, 36 ft. 12 by 12=62 ft. at 8 c. 5 76 2

26 ft. 8 by 10=29 ft. at 8 c. 2 32 515 feet, b. m. 2 inch pine plank for fender, ..... at $7 Carpenter work on fender,

3 60 6 00

Total estimate of fender at head of lock, ..........

$20 68

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1150 12
2 11 11
9 15
11 20 11
701 15
2 15 11
2 15 14
4 15
2 15 9
21 15

9
164 10
6 16 10
2
61

10
2 9 12
81 7 12
21 11 12
4 7 9
16 7 9

81 5 8
2015 6

8 Pine.

do
6 do
8 do
7 do
9 do
10 do
9 do
7 do
8 do
9 do
9 do
9 do
10 do
4 Cedar.
4 do
4 do
4 do
6 do
4 do

1,200

168
408

144
4,284

252
348
456
168
180
1,236
720

96
180
228
96
84
348
168
204

63

Plates to chamber,..

recess and below gates,..
head of lock,

9,840

$7 00

$68 88

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1,128

116 50

18 61

[blocks in formation]

Coping ties and anchors for wings, Quoin post, ..

1,116 1,008

2,124

9 00

19 12

Amount brought forward from table, .. 5,500 st. b. m. 2 inch pine siding for chamber,.. at $ 7, 800

" coping for plate,.... at 7, 5,000 “ white oak tongue slips, at I c.,..... Allow 10 per cent for waste on plank,. 100 lbs. pressed spikes, at 9 C., .... Carpenter work on chamber, .....

$106 61 38 50 5 60 12 50 3 85

9 00 150 00

$326 06

General Statement. Excavation of lock pits, averaged at 800 c. yds., at 15 C., 8120 00 Embankment at

1,600

131 216 00 Foundation as per estimate above,

540 68 Gates, ...

292 02 Fenders at head of lock,....

20 68 215 cubic yds. of masonry, laid in hydraulic cement at head of lock, ....

... at $2.75, $591 25 834 c. yds. dry wall masonry,... at 1.65, 1,376 10

1,967 35 Chamber as per above estimate,....

326 06 120 c. yds. slope wall, to protect bank from washing below lock, at 80 C.,.......

96 00 Sluices to pass water around lock,

122 00

Cost of a lock of 10 feet lift..........

$3,700 79

( D. )

Estimate for aqueduct with wood trunk, Rochester and Olean canal.

[Assem. No. 42.]

21 feet wide on bottom, and 22 feet on top. Piers 22 feet apart in the clear. For aqueduct of 3 spaces, with top of foun

dation 6 feet below boltom of trunk timber, or 71 feet below bottom of canal.

Where used.

Depil. in inches.

o Breadth in inches.

pieces. Street Length in feet.

Kind of timber.

Quantity in board

measure.

Board measure.

Price per 1,000 feet.

Amount.

9

461 34 23/ 34 32 17 16] 23 721 11 41 35 4 35 8 5

10 10 10 10 10 12 9 6

8 (pine, Abutments to piers 2 centre to centre, .. 8 do Pier to pier, 24 centre to centre, .. 8 do Abutments, intermediate timbers, 8 do Wings and 8 do Ends of wings 11 centre to centre, 12 do Upper wing fenders, .... 9 do Lower, timber for fenders, 9 do Post for fender timbers,

10,512
5,256
3,660
2,472
5,328
1,680

960
180

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30,048

$7 00

$210 34

below bottom of canal, the 2 abutments and 4 wings contain 491

Amount brought forward from table, .... $210 34 13,000 feet board measure, 2 inch pine plank, for foundation, at 87,.....

.. $91 00
Allowed 10 per cent for waste on plank, in
quantity.
4,400 feet board measure, 2 inch pine plank, for

sheet piling, 4 seet at upper end, and 6 seet
long at lower end of foundation, $7,..... 30 80

121 80 Allowed 10 per cent for waste on plank, in quantity. 1,500 feet b. m. 2 inch pine plank for wing fenders, 10 per cent allowed for waste, at $7,....

10 50 2,000 feet b. m. pine boards for lining in rear of abutments, at $7,

14 00 Total cost of timber and plank for foundation & fenders, $356 64 Carpenter work on foundation and fenders, ....

125 00 Excavation of pit for foundation estimated at,

300 00 443 cubic yards of masonry, in two abut

ments and four wings, walls laid in hydraulic cement, at $2.75,..

$1,218 25 132 do. do. do. in 2 piers, at $2.75,... 363 00 82 feet of trunk, lineal measure, at $7,

To add one pier will increase the expense as follows: 23 sticks foundation timber 34 feet long, 8 by 10, 5,256

feet b. m. at $7,....... 3,000 feet b. m. 2 inch pine plank for foundation, 10 per

cent allowed for waste, at $7,.... 600 feet b. m. 2 inch pine plank for sheet piling, 10 per

cent allowed for waste, at $7,..... Excavation for foundation estimated at, Work putting down foundation,.... 66 cubic yards masonry in pier, at $2.75,.. 20 feet lineal measure, for trunk and bridge, at 87,.... Total increased for one stretch,......

If the foundation is 7 feet below bottom of trunk timber, or 81 cubic yards of masonry, and the pier 73 cubic yards. If 8 feet below trunk, abutment and wings, 538 cubic yds. pier 80 cubic yds,

1,581 25

574 00

$2,936 89

36 79

21 00

4 20 70 00 20 00

$151 99

181 50 182 00

$515 49

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