The republic. [volume] (Washington [D.C.]) 1849-1853, 1853-02-09

i
Engtnssr nspa<trnsnt, jan. IA, 1883.
| 2EALED PROPOSALS viii be received until
~ the 10th February inclusive. for the construc-
ton, OF the best mhtefial, and delivery at BaIt-
more, Maryland. of I steam dSsdIing machine,
az dumping scowa and one deoked lighter, for
coast. = - ~ ~ ~
The proposals. viii state separately the prices 81
the dredge-boat, Including machinery; dumping
sc9 %ss s saSn i en- the dscked lighter.
gether, we'll kneed. bolted. and braced to be not
less than sixty feet in length thirty feet in width,
and six feet in depth. To have suitable sleeping
fand necessary accommodations for twelve men,
all requisite store-rooms, and storage for about ,
twenty tons of coal.
The machine must be capable of working in an
exposed situation, such as sea-way, being In
tended for operating in the waters Of the Chesa-
peake Bay and will be required to dig and raise
from depth Of twenty four feet of water, and to
deliver into scows or lighters at least sixty cubic
yards of hard clay per hour, six hundred cubic
yards in working day of ten hours.
The six dumping scows must be strongly put
together, well kneed and bolted; eachacapable OF
holding forty-fve cubic yards of dredged matter.
and to be 90 arranged as to discharge their loads
readily and at once from the sides Of the scows in
depth of four feet of water.
The decked lighter, which is intended for the
transportation of coal and other supplies for the
machine, must be strongly put together, well
kneed and bofted, and capable Of carrying about
forty tons.
The dredge, with its scows and lighter, must be
delivered at Baltimore, Maryland, on or before the
hfteenth day of April next, ready for inspection
and tria! by the officer of engineers. or such other
agent OF the government as may be appointed for
this purpose. The dredge and its equipment to be
noored at the expense Of the contractor, to such
part OF the Patapsco river may be designated by
the agent of the Government, and there tested as
to it's performance at the contractors expense,
which test must be in every respect satisfactory
and conforming to the conditions of the contract. /
No payments will be made on account of the
dredge or its equipment until the whole shall have
been dellvf red inspected and tested as 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 pa
tented, the name of the patentee; whether SINH
lar machine has been built and subjected to trial;
and SO, where, and under what circumstances;
giving the character Of the dredged matter and
the depth of water from which it was raised; NAM
ing persons to whom reference can be had in re-
gard 70 the same. The dimensions of the hull of
the dredge, as well as of those of the dumping
lighter, should be given, with the details
OF their construction; also the power of the engine
for driving the machinery 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 steam under which the engine
"a ordinarily worked. If practicable drawings
should be forwarded of the dredge complete, and
also the dumping -scows.
Proposals will also be received for adding loco.
motive power to the dredge, to be able to pro-
pei it, with its scows and lighter, in still water. at
the rate of six miles per hour; stating fully the
arrangement Of the motive power; and the change,
II any, such addition would make in the form and
of the hull ofthe dredge and in the ar
rangement of the machinery.
Further particulars may be obtained by CORE
spending with Captain II. Beaverton, Corps of
Engineers ne; Baltimore, Maryland,
The proposals to be addressed to the under
signed, and marked on the envelope " Proposals
for steam dredging machine, &C., for the waters
OF the Chesapeake Bay and Atlantic coast
5s#e JOS. G. TOTEM.
Breyet Brig. Gen. and Col. Engineers
To be inserted in the Republic, Intelligencer,
and Union, Washington; Courier and Enquirer, and
Express, New York; Albany Register, and Albany
Express, Albany. New York; Wing, Troy, New
York; Pennsylvania Enquirer, and Daily News,
Philadelphia, Pennsylvania; Boston Courier, Bos
ton, Massachusetts; Patriot, Baltimore Mar land,
daily hil 10th February. One copy of each paper
containing the advertisement to be sent to the En-
glneer Department, Washington
Jan 14--dtl0Feb