The republic. [volume] (Washington [D.C.]) 1849-1853, 1853-01-25
WASHINGTON TUESDAY JANUARY Is 1853 .'Fs
PROPOSALS ron 81 EDGE Il ATS !.
sts5 ai 80 WARa DEPARTMsNr,3 75s 53.iii
BUREAU CoRPs ToPoaRAPHIcAL ENaINEsRs, 81

~ AN GEPAATMGNTs15tS5
BUREAU CORPS ToPoGRAPHIcALs ENGINEERs,z 81 5
December 8, 1852
PROPOSALS will be received until and includ.
ing the 10th day of next February, for the
construction of xfour steam dredge.b boats, to be
worked by high pressure engines viz: {,
One for Lake Champlain, to- be delivered, in.
spected, and received at White Hall Harbor, on
Lake Champlain. aut5aEaH ry 81 psstt1I
One for Lake Ontario, to be delivered, inspect
ed. and received at Oswego on Lake Ontario. q
b One for Lake Erie, to be delivered, inspected,
and received at Erie, on Lake Erie. BfQFssI si4
!. One for Lake Michigan, to be delivered, in
'sPected, and received at Chicago. Illinois.
The hull of each boat to be Ito feet long, 80 feet
beam, with guards feet wide. sufficient for buck
et-ladder and padde-wheels, to draw when
equipped not exceeding feet of water.
TO have two cylindrical boilers, made Of the best
twentytw feet long, and forty inches in diameter
each. YHbgs hsf1osh aeq 4n971IlI So
i The working cylinders Of the engine to be
twelve inches diameter inside, not less than hall
an inch thickness of metal, and to have a length
OF stroke of four feet, with hall. stroke cut Off
Each boat to have paddle wheels for locomo-
ton, with suitable accommodation for the officers
and hands required to mannuvre and work the
boat, say captain, mate, pilot engineer and
twelve hands; also suitably constructed Goal.
bunkers for about fifty tons of coal. % 1901
No advance will be made on a contract, nor will
boat be received or paid for until after it has
been inspected and tried, and found to meet the
terms of contract. 1aEjsa aa7 90 tE@.ss ss i311
i Each boat will be supplied with a good four
cared yawl- boat, 20 feet long, and with four good
oars, and also suitable yawl- boat and oars for
assisting in weighing anchor. 11 als 1856 g
i The boat will be Inspected in reference to ar
engagements, materials, and equipment, and will
be subject to the following trial: .75tsaT6
j list. AS to locomotive power. It will have to
move not less than 100 miles in calm weather on
the waters of each lake respectively, in conscious
the hour. sas a5s v19f lI7l1g6S.sst-. $50
I'd. As to dredging power. 1t will have to raise
and discharge into scows, of loose sand 100 cubic
yards the hour of a loose mixture of clay and
sand, part sand and 2 parts clay, not less than
100 cubic yards the hour; of pure clay, 80 cubic
yards the hours of tenacious clay, and Of sand and
gravel, 60 cubic yards the hour from a depth Of
not less than 10 nor exceeding 10 feet. Hss II
I. Ibis must be the continued work of the boat
during 10 hours, and not anaverage during any
shorter time of work. uohel aa 09.t# ~ ,:ssi1l
Each boat will have to be supplied with an a,
Choir of not less than 800 lbs, and too kedge an.
chofs of 200 lbs each; and with an adequate chain
cable OF not less than 10 fathoms long, of iron
Also a Inch hemp cable 100 fathoms long. fasj
ne trials VIII be under pressure of steam for
INCH; for locomotion not exceeding $50 pounds the
square inch. asa9s Il 3is5sag ~ s2sa.5ia3 s
5 The trials and inspection to be made by a Uni
ted States agent ~ fSa-Ea1sEJ sG: gaf &l3' aw
The boats to be ready at the places stated bv the
last day of May next asais.easr @aas5tt'fafa 8
Proposals will at the Same time be received for.
four discharging scows for each dredge-boat each
scow to be provided with two good sweeps, and
with bottoms so arranged as to discharge the whole
load at once. Each boat capable of holding not
less than 40 tons of excavated SOIL sosETss5 s
Proposals to be addressed to the undersigned, Z
and marked on the envelope proposals for
Dredge- boat gla2 5osRi liE59 E-li = 80 a
4 asg5Eess #sNaa69 5a7hts#s J.. j. ALBERT, 73lIGg
Is .#t Col. Corps Top Engineers
The Republic, Intelligencer, and Union, Wash
lngton; Courier and Enquirer, and Express, New
York; Commercial Advertiser, Buffalo, N. Y;
Advertiser, Detroit, Mich; Commercial Adver.
tiser, Chicago, Ill; Commercial Times, Oswego,
N. Y; Pittsburgh Gazette, Pittsburgh, Pa; Al.
bany Register, Albany, N. Y, will give the bove
twenty daily insertions, then twice a week until
February 10. sal ID aife} ed ae SlEl.a@ 81 -ts
Dec 9-d20tS 2awtFeb1Oa assE q lf4ee.sI ssEf s.,