The republic. [volume] (Washington [D.C.]) 1849-1853, 1853-02-08

ii ~, -
Mn9aneer Department, Jan. IL, 1853.
SEALED PROPOSALS viii be received unit
~ the 10Th February, inclusive, for the construc
tion. q the best material and delivery at BaIti
more, Maryland. Of steam dredging machine
ak dumping scows, and one decked lighter. 70
coast w. - =
The proposals. viii state separately the prices
the dredge- boat, including machinery; dumOin.
scows. each and the decEed lighter.
The hull of the dredge must Be STRONGLY mt II
gether, well kneed, bolted, and braced to be no
less than sixty feet in length, thirty feet in width
and slx feet in depth To have suitable sleepin.
and necessary accommodations for twelve men
all requisite store-rooms, and storage for abou
twenty tons of coal.
The machine must be capable of working in e,
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 rais
from depth oftwenty- four feet of water, and L
deliver into scows lighters at least sixty cubic
yards of hard clay per hour, or six hundred cubic
yards in working day Of ten hours
together, well kneed and bolted; each capable d
holding forty-6ye cubic yards of dredged matter
and to be 80 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
forty tons. $500
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
moored at the expense OF the CONTRACTOR to such
part OF the Paapsco river as 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
a f<nPF nYs,np III
No payments will be made on account of the
dredge or its equipment until the whole shall have
been devs red, inspected, and tested as 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 on what princi-
pie they propose to construct the machine; if pa.
tented, the name OF the patentee; whether siIni-
lar machine has been built and subjected to trials
and II 80, where, and under what circumstances
giving the character of the dredged matter a nd
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.
scows and lighter, should be given with the details
OF their construction; also the power of the engine
!or arlvlng 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
10 ordinarily worked. If practicable. drawings
should be forwarded of the dredge complete, and
oAcO VIC ouAlpluR -SCOW6.
Proposals will also be received for adding loco
motive power to the dredge to be able to pro.
pei 1T, 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
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 H. Beaverton, Corps of
Engineers, Baltimore, Maryland
The proposals to be addressed to the under
signed, and marked on the envelope " Proposals
Tor steam. dredging machine, SC, 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,
ana Union; Washington; Courier and Enquirer, and
Express, Albany, New York; Wing, Troy, New
York; Pennsylvsnia Enquirer, and Daily News,
Phiiasdelphia, 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-
glneer Department, Washington.
Jan l4-dtl0Feb