The republic. [volume] (Washington [D.C.]) 1849-1853, 1853-01-22


Eagineer DEPARTMENT, Jan. ~. 1853.
SEALaD PROrbHAtS viii, b received untIl
c iytn FenfpdxyA inclpsive, for the construc-
ton. Of the bssf matt Hal. and delivery Il Balti
s,S S,,.an srylandt oaaA steam dtsd1ane machine.
a. 1uanpng ecOwas. and one decIfed lighter for
aos.t Of the Chesapeake Bay and the Atlantic
The pI0p0.si: YIN separately the price. Of
sc0ws. each and the decEed Iichter
The hull Of the dreage must Be strongly n,,. 20.
getner, weli kneed, boted. and braced 70 be not
.esd .ael sf;y a sst y length thirty feet in width
and necessary accommodations for twelve rnen
all requisite store rooms, and storage for about
twenty tons of coal.
The machine must be capable of working in an
exposed situation, such az a 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 oftventy four feet OF water, and TO
deliver into scows or lighters at least sixty cubic
yards in working day Of ten hours.
The six dumping sc0ws must be strongly put
together. well kneed and bolted; each capable OF
holding forty-fve cubic yards of dredged matter
and to be so 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, we'll
kneed and boited, and capable of carrying about
forty TONS.
The dredge, with it's scows and lighter, must be
delivered at Baltimore. Maryland, on or before the
hfteenth day Of April next, ready for inspection
and trial 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
moGred 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 lts 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 delivs red, inspected and tested above pre-
scrlbed and received, when the contractor will be
paid in full.
Parties offering to contract for this dredge and
Its equipment will state distinctly what princi-
pie they propose to construct the machine; if pa.
tented, the name of the patentee; whether sirni-
lar machine has been built and subjected to trial;
and If go, 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 as of those of the dumping.
scowsand 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
- 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, so as to be able to pro-
pei IT, with Its scows and lighter, in sti 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 CORE
sponding with Captain H. Beaverton, Corps of
Engineers, Baltimore, Maryland
The proposals to be addressed to the under.
signed, and marked on the envelope &c 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; Wing, Troy, New
York; Pennsylvania Enquirer, and Daily News,
Philadelphia, Pennsylvania; Boston Courier, Bos
ton, Massa chusetts; Patriot, Baltimore, MARYLAND
daily till 10th February. One copy of each paper
containing the advertisement to be sent to the En-
gineer Department, Washington.
Jan l4-dtl0Feb a