The republic. [volume] (Washington [D.C.]) 1849-1853, 1852-12-29
PROPOSALS FOR DREDGE-BOATs.
" Al DEPARTMENT,

Wan DEPARTMENT.
| BgREAu CoRPs TYPOGRAPHICAL EN6INEERs,
December 3, 1852
PROPOSALS will be received until and incud-
L ing the 10th day Of next February, for the
construction Of four steam dredge boats, to be
! worked by high pressure engines, viz:
One for Lake Champlain. TO be delivered, in
spectcd. and received at White Hall Harbor, on
Lake Champain
One for Lake Ontario, to be delivered, inspect
ed, and received at Oswego, on Lake Ontario.
! One for Lake Erie, to be delivered, inspec ted
and received at Erie, on Lake Erie.
| One for Lake Michigan. to be delivered, in
spccted. and received at Chicago, Illinois.
The hull of each boat to be 10 feet long 80 feet
beam, with guards feet wide, sufficient for buck
et-ladder and paddle wheels. to draw when
equipped not exceeding feet Of water.
TO have two cylindrical boilers, made Of the brs t
boiler iron, one quarter Of all inch in thickness,
twenty two feet long. and forty inches in diameter
| each.
The working cylinders of the engine to be
| twelve inc hes diameter inside not less than half
| an inch thickness of metal, and 10 have a length
| of stroke of four feet, with half stroke cut off
Each boat to have paddle wheels for locomo-
| tion, with suitable accommodation Tor the officers
and hands required to maneuvre and work the
boat. say captain, mate, pilot, engineer. and
| twelve hands, also suitably constructed coal
bunkers for about fifty tons Of coal.
| No advance will be made on a contract. nor will
a boat be received paid for until after it has
| been inspected and tried, and found to meet the
| terms OF contract.
| Each boat will be supplied with good four
| Dared yawl-bo 20 feet long, and with four good
| oars and also a suitable yawlboat and oars for
| assisting in weighing anchor.
| The boat will be inspected in reference to ar
! angements, materials, and equipment, and will
| be subject TO the following trial:
1st. 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 copsecu-
tive hours, at a rate of not less than six miles
| the hour.
Cd. 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
100 cubic yards the hour; of pure clay, 80 cubic
yards the hour; of tenacious clay and Of sand and
gravel. 60 cubic yards the hour, from a depth of
| not less than ID nor exceeding II feet.
! This must be the continued work of the boat
during 10 hours, and not an average during any
shorter time of work.
Each boat will have to be supplied with an an
Choir fnot less than 800 lbs, and too kedge an
chors of 200 lbs each; and with adequate chain
cable of not lees than 10 fathoms long, of iron.
| AIso a Inch hemp cable 100 fathoms long.
The trials will be under a pressure Of steam for
| dredging not exceeding 60 pounds the square
inch; for locomoton not exceeding l50 pounds the
| square inch
The trials and inspection to be made by Uni
The boat: TO be ready at the places stated by the
last day of May next
! 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 80 arranged as TO discharge the whole
load at once. Each boat capable of holding not
less than 40 tons Of excavated soil.
Proposals to be addressed TO the undersigned,
and marked ON the envelope proposals. for
Dredge. boat"
J. J. ALERT,
Col. Corps Top. Engineers.
The Republic, Inteligencer, and Union, WASH
ington; Courier and Enquirer, and Express, New
yOrh; Commercial Advertiser, Buffalo, N. Y;
Advertiser, Detroit, Mich; Commercial Adver-
tissr Chicago, ILL.,, Commercial Times, Oswego,
N. Y; Pittsburgh Gazette, Pittsburgh, Pa; Al
bany Register, Albany, N. r., will give the above
,Ssaty daily Insertions then twice week until
Dec 9-d2ot &2awtFeblo
STEAM ENGINE q MACHINERYA
TNHE UNDERSIGNED, w. b. LEONARD and
l. e. w. SMITH, (the former having been for
more than thirty Years manager and agent OF the
Maitca,oan Estabiisinnents the latter for many
years connected with the Aliahs Works az Super
intendent and Engineer, and more recently gu
perntend!ng Engineer for the Collins Line OF New
York and Liverpool United States Mail steam
ships, US also the Ocean Steam Navigation Com
pa ny's. running between New York. Southamp~
Ton, and Bremen,) having formed a copartnershiP.
offer their services consulting engineers and
agents for purchasing or experimenting the con-
str ucton Of Paddle wheel and Propeller Steam
| Vessels of every description, Marine Engines and
| Boilers for Ocean River Steamers, Stationary
! Engines and Boilers, high or low pressure, Loco
motives, and other Railroad Machinery, Pumping
En- g ines and Machinery fer Water Works ans
Draining Lands, Blast Engines and Machinery Tor
ctories, and Machinery for every description OF
Manufacturing; Corn. Flour, and Saw Mills.
Sugar Mills and Refnercs Quartz Crushing and
ether Mining Machinery, Mill Geering, Shaft
ing and Puse, every description Of Castings
Wrought-iron Forgings, &c
Specifications and Contracts prepared, Plans and
Detail Drawings furnished Steam Vessels. Steam
Engines, and other Machinery surveyed and value
thereof estimated.
Second hand Steam Vessels. Steam En- gincs and
Boilers, Cotton and Woollen Machinery generally
w. b. LEONARD & E, w. SMITH.
Office rs Merchants Exchange, corner Wall and
Hanover streets, New York.
REFeRENcEs THE NORTH.
E. X. Collins, Agent New York and Liverpool
United States Mail Steamers.
C. II. Sand, President Ocean Steam Navigation
Company.
United States Mail Steamers.
Ezra Nye, Commander Steamer Pacific
joseph J. Comstock, Commander Steamer Baltic.
G. w. Floyd, Commander Steamer Washington.
James P. Allaire, esq, formerly Proprietor Of the
Eagle & Hazard, Merchants, New York.
Peter Cooper, Merchant, New York.
Asa worthin gton, Merchant, New York.
John G. Winter, Son & Co. Merchants, New York.
A. o. Parmalee, Merchant, New York.
James Bogardus, Iron Store Builder, New York
Hazard & Monteath, Merchants, Buffalo, New
York.
Bush q wildes, Merchants, Boston. Massuchu-
sets.
P. GrinelI s Sons, Merchants Providence Rhode
REFERENCES AT THE SOUTH.
J. p. Phillips, Cleveland, Ohio
J. Lemoine, President Mechanics Manufactu
ing Company, Petersburg, Virginia.
G.. p Nalett, President Rockfsh Manufacture
Company, Fayetteville, North Carolina.
J. G. Cairns, Agent Rowan Manufacturing Com.
pany. Salisbury, North Carolina
William Gregg, President Graniteville Manuiac-
turing Company, Charleston, South Carolina.
George w. Winter, Banker, Columbus, Georgia.
Joseph w. Winter, esq, Mon geometry, Alabama.
w. }. Ledyard, Merchant, Mobile, Alabama.
Sidney Smith, esq, Mobile, Alabama.
Rufus Beiknap, Manufacturer, Mobile, An
bama.
James Saul, ESQ.,, President Commercial Water
Works, New Orleans, Louisiana.
w. w White, Banker, New Orleans, Louisiana.
Samuel D. Morgan, Merchant, Nashville, Ten
J. G Amber, esq jacksonville FloriIa.
j S. Sanborp esq, Cofeeville Mssissippi.