(Art
OFFICE OF SURVEYOR GENERAL ESTIMATE OF THE EXPENSE NECESSARY TO BE INCURRED
Belcher Bay
Belcher's Bay
PLAN OR DESCRIPTION.
This service is in connexion with the Bridges to be erected, retaining walls at Belcher Bay and will be similar to the Nullah running from Battery Road to the Praya. It will be a wall at south from the Bridge at Middle Street to the one at the Praya; the walls will be nearly the same as will be 365 feet in length. Counterforts will be assessed between the Bridges to give extra strength.
The bed of the Nullah will be paved with wrought stone, on a bed of concrete of an average depth of one foot.
On average, concrete @ $50, brick ashlar concrete base of 2 feet extending masonry in the whole area and base of retaining walls to the Praya; at the termination from the entrance and at every 20 feet in length, the invert will be of flagstone falling formed of headers 1 foot deep, a line of Moleton sheet piling 10 feet deep and 3 inches thick will be driven at the stone Praya termination in a rectangular form to prevent action of the stream. A parapet will be provided 2 feet high at base and 18 inches at top.
Estimate:
$262.50
$60
$7639
$7639.70
Chairman's forward estimate, the whole 3 feet high wall.
Approved,
(signed) W. F. Mercer
Acting Governor.
148
Page 150
Page 151
(Art
OFFICE OF SURVEYOR GENERAL ESTIMATE OF THE EXPENSE NECESSARY TO BE INCURRED
Belcher Bay
Belcher's Ba
PLAN OR DESCRIPTION.
This service is in connexion with the Bridges to be erectile retaining
Bay
and will be similar to the Nulla similar to running from Battery Road to the Praya. It will we wall at soun from the Bridge at Mradle street to the one the walls will be nearly the same as will be 365 feet in length. Counterforts will be assement of De between the Briages to give exten strength =
के
overaz
5490
on the and average
those for Raya lt 12ft @ 29
fr of Lohler
The bea of the Nullah will be pave a wrough stone,
bea of concrete of an
depth of one foot.
on a
an aver concrete @ 50
Bich ashlar concrete base of 2 feet extend masonry in
over
the whole area and base of retaining walls to the efort 24 Praya ; at the termination dijo
from the entrance and at the
at every sefect in long cents
J
the
invert will to tipiling 175
Funstone falling
formed of headers Ifeet deep, a lene of Moleon she $50ct Scling lofeet deep and 3 thick will be driven at the stone Praya termination in a
Regmentas
cortas form to prevent action of the streamd. A parapet will be provided 2 feet the
1830
U
20
X
262 50
60
7639
G
the s
ecouring
at base
and 18′′ at
one
Hoot high frich
fille
Forward.
7639 70
Chair forex arice, the whole 3 flat high han
Approved,
(regned) W. F. Mercer
Acting
Governor.
148
Page 150Page 151
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