The republic. [volume] (Washington [D.C.]) 1849-1853, 1853-02-16
PROPOSALS FOR A DREDGE, TUG-BOAT
AND SCOWS.
EseINEER DEpARrMENr,

WASHINGTON, February II, 1853.
SEALED PROPOSALS will be received until
- 18th March, 1853, for the construction and de-
nvery at Charleston, South Carolina, of one two
steam dredging machines, tug-boat and four
scows.
The steam dredge or dredges to be capable of
raising and delivering into scows at least two hun.
ored cubic yards hourly; they will be required to
work IN an open sea-way, the material to be
dredged 10 sand and sand and shells mixed The
hull of the dredge must be built of the beat mate
rial and in the most substantial manner and COW
cred to the water line with IL OF. Bremen zinc.
The engines must be SO arranged that they can be
applied ID propelling the dredge to and from the
bar upon which it is to work
The depth of water in which the work ia to be
performed varies from to IA feet at low water;
the tide rises feet making the greatest depth 20
feet.
There must be suitable sleeping and other neces.
sary accommodations provided for twelve men,
store-rooms coal -bunkers capable of no ding TWEEN
ty tons end smiths forge.
The vessels must be delivered fully equipped
and provided with every thing necessary TO work
it to the best effect. Should the amount required
to be raised daily, as stated above, exceed the
pacity of dredge, then offers for one dredge OF
half the above specified capacity, and also for two
dredges, each of half the above specified capacity,
will be received
Also, one steam-tug hundred and twenty
hve feet keel, twenty feet beam, not to draw
over six feet six inches with provisions and TWEEN.
II tons of coal on board; to be coppered and cop
per fastened; to be provided with cabin accommo-
uatiOn5 tue persons required TO WORK her,
eight IN number; her hmbers to be white oak,
live oak, cedar, locust, framed with the grain;
ner plank the best Southern pine; workmanship to
De done IN the most substantial manner; the hull
and upper works TO be painted three coat work.
To have two low pressure engines of thirty horse
power each, so arranged as to be capable of being
quickly reversed, and when running the same
way to move without strain. The tug is to be COM
pletely found in ground tackle and all equipage Of
every description whatever necessary to fit her for
the business of towing.
Also, -FOUR dumping scows, fifty feet in length by
sixteen in width, having wells thirty six feet by
eleven at top, the opening at the bottom two feet
wide, and closed with two valves; windlass for
closing the valves; bits at the bow and stern of six
by six-lnch white oak, securely stepped; to be
pianked with the best three-inch southern pine;
the frame to be of oak, cedar, or locust and Sc
curely fastened and kneed; combing around the
we'll one foot In height and four inches in thick
ness, securely fastened to the deck; the bottom
sides, ends, and well to be zinced to the height
Of light-water mark.
The price of each dredge, of the tug, and of each
scow must De separately stated.
The proposed time of delivery of the dredee
scows, and tug-boat at Charleston, S. c., must be
stated, and when so delivered they must be ready
for inspection and trial by the officer of engineers
or such other agent of the Government as may be
appointed for that purpose. They must be carried
10 the bar which ii is designed to operate at the
entrance of Charleston harbor, and there at the
contractors expense tested as to their perform
ance, which test must in every respect be saisfac-
tory and IN conformity with the conditions of the
contract.
No payment will be made on account of the
dredge, tug, scows, until the whole shall have
been delivered, inspected, tested, above pre-
scribed, and received; when the contractor will be
paid in full
Parties offering to contract for this dredge and
its equipment will state distinctly on what princi-
pie they propose to construct the machine; if pat
ented, the name of the patentee; whether similar
machine has been built and subjected to trial; and
if SO, where and under " hat circumstances; giving
the character of the dredged matter and the depth
of water from which it raised; naming the
persons to whom reference can be had in regard to
the same. The dimensions of the hull of the bred
should be given, with the details of construction;
also the power of the engine for driving the ma
chinery OF the dredge, expressed in number of
horses, and also in the diameter of the cylinder and
length OF stroke of the piston and the pressure of
the steam under which the engine is ordinarily
worked.
If practicable, drawings should be forwarded of
the dredge complete, and also of the dumping
scows.
Further particulars may be obtained by CORE
spending with Captain A. H. Bowman, Corps Of
Engineers Charleston, S. C.
The proposals to be addressed to the undersign-
ed, and marked on the envelope, Proposals for a
steam dredging machine, &C., for the bar at the
entrance of Charleston harbor, s. CO
JOS. G. TOTTEN,
b. Brig. Gen. and Col. Engineers.
To be inserted in the Republic, Nationai Intelli
Charleston; Albany Register, and Albany Express,
Albany, New York; Courier and Enquirer, and
Express, New York; Wing, Troy, New York !;
Pennsylvania Inquirer, and Daily News, Philadel-
Maryland. daily for three weeks, one copy of each
paper containing the advertisement to be sent to
the Engineer Department. FeD 15-d3w
CARPETING AND FURNISHING GOODS
GENERALLY.
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