The republic. [volume] (Washington [D.C.]) 1849-1853, 1853-02-04
PROPOSALS ron paHDeE-BoAp, sc.

Engineer Derartnsnt, Jan. 13ns58.
/ GEALED PROPOSALS win be received until
the 10th February. inclusives fof tho constFdc-
ton, Of the best material, and delivery at Balti
more, maryland Of : steam dredging machine,
Ok dumping scows, and one decked lighter, for
coast. 7st7s, : Is s. IS rs * IS S
The proposals will State separately the prices Of
the dredge-boat, including machinery; dumping
| scows. each; and the deofed lighter.
The bull of the dredge must Be strongly mt 10.
gether, we'll kneeds 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
and necessary accommodations for twelve men;
all requisite store-rooms, and storage for about
twenty tons of coal. q
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 C6esa-
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-fve cubic yards of dredged matter.
ana 70 pc 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 lie intended for the
transportation of coal and other supplies for the
machine, must be strongly put together, well
kneed and boted, and capable of carrying about
forty tons. eFsI.s 9E 81
The dredge, with it's scows and lighter, must be
delvered at baltimore, Mar yland, on or before the
nIteentn 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 Patapsco river as may be designated by
the agent of the Government and there tested az
| to its 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 account of the
oreoge or It's equipment until the whole shall have
been delivered, 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 princ-
pie they propose to construct the machine; if pa
tented, the name of the patentee; whether q SINH
lar machine has been built and subjected to trial;
and II 80, where, AMI 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
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 aso in the diameter of
the cylinder and length of stroke of the piston,
and the pressure of steam under which the engine
ls ordinarily worked. If practicable, drawings
should be forwarded of the dredge complete, and
also the dumping scows. = 4
l =
motive power to the dredge 30 as to be able to pro-
pei IT. with its scows and lighter still water, at
the rate OF SIX milee 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. Brewerton, Corps of
Engineers, Baltimore, Maryland
| The proposals to be addressed To the under
sIgned, and marked on the envelope " Proposals
Tor steam dredging machine, &C., for the waters
OF the Chesapeake Bay and Atlantic COAST
/ JOS. G.. TOTTEN.
Brevet Brig. Gen. and Col. Engineers
To be inserted in the Republic, Intelligencer,
ana 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,
fhladeiphia, Pennsylvania; Boston Courier, Bos
ton. sachusetts; Patriot, Baltimore, Marylan
daily till 10th February. One copy of each paper
containing the advertisement to be sent to the En-
| ;gineef Department, Washington.
/ Jan l4-dtl0Feb - -