The republic. [volume] (Washington [D.C.]) 1849-1853, 1853-01-17
PROPOSALS. FOR DREDar-BoAr, &c.

nsineer Department, Jan. IL, 1883. q
EALED PROPOSALS will be received until
a.; o 70 avtn FEBRUARY, Inclusive, for the construc-
MORE = Inc Pest material, and delivery at Balti-
.o' =, maryland, OF = steam dredging machine
az dumping scows, and one decked TIGHTER. for
coast. zeg'srr 80 'J a'u 'u l7. Ae'anlO
The proposals will state separately the prices Of
the dreoge- poat, including machinery: durnninu
scows. each and the decked lighter. 2
The hull OF the dredge must Be strono,vs ,,,t =,
gether, well kneed, bolted, and braced to he not
less than sixty feet ia length, thirty feet in width
and six feet in depth. To have suitable sIeeninn
and necessary accommodations for twelve men
all requisite etore-rooms, and storage for aboni
twenty tons of coal. - fJA !
The machine must be capable of working in an
exposed situation, such 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, or six hundred cubic
yards IN working day of ten hours.
The six dumping scows must be strongly put
together, well kneed and bolted; each capable OF
holding forty-6ve cubic yards of dredged matter.
and to be go arranged as to discharge their loads
readily and at once from the sides of the scows in
a depth OF four feetof water
The deckcd lighter, which is intended for the
transportationof coal and other supplies for the
machine, must be strongly put together, well
kneed and bo'ted, and capable of carrying about
forty tons. 10
The dredge, with its scows and lighter, must be
delivered at Baltimore, Maryland, on or before the
fifteenth day of April next, ready for inspection
and trial BY the officer of engneers or such other
agent OF the Government rs may be appointed for
this purpose. The dredge and it's equipment to be
mocred at the expense o. the contractor, to such
part ofthe Patapsco river as ma be designated by
the agent OF the Government, and there tested as
to lts performance at the contractors exDense
which test must be in every respect satisfactory
and conforming to the conditions of the contract
payments will be made on account of the
dredge or its equipment until the whole shall have
been deliv 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 machines if pa
tented, the name of the patentee whether a SINH
lar machine has been built and subjected to trial:
and if 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 to the same. The dimensions of the hull of
the dredge, as well of those of the dumping.
scows and 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 en- CINE
is 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 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,
if any, such addition would make in the form and
dimensions of the hull of the dredge and in the ar
rangement of the machinery.
Further particulars may be obtained by corre-
spending with Captain III Beaverton, Corps of
Engineers, Baltimore, Maryland.
The proposals to be addressed to the under
signed, and marked on the envelope g Proposals
for steam dredging machine, &c /, for the waters
of the Chesapeake Bay and Atlantic coast"
JOS. G. TOTEM,
Brevet 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; Whig Troy, New
York; Pennsylvania Enquirer, and Daily News,
Philadelphia, Pennsylvania; Boston Courier, Bos
ton, Massachusetts; Patriot, Baltimore, Maryland,
daily till 10th February One copy of each paper
containing the advertisement to be sent to the En-
gineer Department, Washington.
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