Evening star. [volume] (Washington, D.C.) 1854-1972, 1858-08-27
SFE Ehhfnk MSASaISEEH FOE OR scsEyERS-
BOSTON. NEW YORK, PHfLADELPHiA.
NAVY Drr.prxxyr. Univ q lsse.

0oSFohI, AND PENSACOLA.
sr.rrD ,,o NAVY D.raasIx 5 July .. lsss;
R9y," viii be received at this department Until 8
ociock. p m, Of the eighth Of September next. for
and apsendases, and placing the same on board, for
Ms E srdsst fPo o1sm SSar building a. he
Phi'adelphla, and Gosport. in accordance with the
The offers must he for a specific sum for puttin,
the WHOLE IN successful operation must include al
patent fees, and the department will require q re-
arrangements used in or about the mscSinery. and
must state the time in which the work viii be com
pIeted, and must be accompanied by the usual ruar.
The name Of the establls hment in which the work
is to be executed must be stated. The details Of
the design and arrangement of the machinery will
be LETT with the party whose proposition may be
tages, keeping IN view cost simplicity Of construo
ton, readiness of access for adjustment when IN
the working parts being the object Of the depart
ment to procure machinery which can develop eat
as many days as possible, while at the same time
tney VII ne abe 70 propel the vessel at moderate
ages may be performed with one supply Of coal.
MIth this view, the department will expect the
oomp shed by taelf plans. and to specify those re-
suits under the following heads:
and es nj Of horse yhsS The engine.
secutlvey when driven to their hi CHEST apacitv,
TO be measured on board he vessel by the Indicator,
al the rate OF IS 600 pounds lifted foot high in
minute, and to be not less than 1000 horse power,
and at least 80 revolutions per minute
The consun ptIop of Goa per hurse-pov per
hour must be stated. The pressure IN pounds per
squsre inch on the piston necessary TO work the
connected ana the engines without a load except
the line # ssfing, must not exceed az pounds per
aaay G Coal @Sc S Sis BE- slowed in
the sap without exceeding the total weight of 4n6
tons Tor machI cry, appendices, boilers and water
In them, bnnkers, tools, square pieces, and GOAL
within the length occupied by the engines and boil
IN Ofr inf "A lftn.f ,l.r
kind, with brass tubes and with teie.copic smoke
rnndenss ass III waser 10 me
Tine propeller with the connection, forlholstIns it
will be OF composition, to be properly pToportiOned
for at least 80 revolutions per minute and for the
mersed amIdshIp section Of the vessel.
The pumps. apparatus for veniilating, and appur-
tenances of kinds for the perfect work
ing of the whole to be of tbs most approved kinds
water, from which be made not less than 500 gal
cessary aud satisfactory for an eficlent cruising
steam soop ofwsT, must be included IN the propo-
The wood and osrpen er work. except the boring
out the deadwood for the SHAFT necessary to adapt
and VIII be- s4ovdsd al the
ofthe Navy pePsrtmeat: and II VII permit the use
heavy machinery on board.
For the accommodation Of the entire steam ma
chneTJ and the fuel there will be allowed IN the body
oil tile ship, the entire space under the spar deck,
commencing at Is feet abait the main mast, and
thence extending FORWARD distance OF 50feet.
within this space IL Is expected TO carry coal for
i've days steamlnE at the ma1 mum speed.
la the specifications, the daily consumption OF
iuel Will be stated; Also the weight OF the machinery,
coal, boilers, water IN the shaft, propeller and ap
pendages, with tools and spare work; all of which
The distance from the after side of the ma nmas
TO the alter eide of the forward stsrn post will be
about 81 fset and the distance between the forward
and the after stern posts will be seven feet The
from the load water line to the top OF the keel
under the propeller will lie " feet inch.
The proposal must be accompanied by full spech-
cations and general drawings, having the position
&c, marked them, giving also the capacity OF the
steam cylinders, pressure of steam of foot and
livery valves, space for steam above the water line
oithe boilers the IRE and crate surface also the d
other principal points that comparisons readily
be made.
The terms of payment will be that when one half
of the materials and labor provided for The con-
tract shall have been completed to the satisfaction
Il part Of the whole amount OF the contract. When
the whole stall have been completed and ready for
made, and when a satisfactory trial of seven con-
secutIve DAYS shall havebeen made, then further
foImsd setisfsctoTiIv AZ ses for nsr,nd or tSsa
months, the remaining sum shall be paid. The re-
pare necessary during this period from detective
workmanship or materials Will be at the pense OF
Il is to be understood that if the weight and OF her
conditions specified the contract be not COMPLIED
with, the department 10 to be at liberty to reject the
" & 1. Or as sn & Rssnd
amount OF the contract price may have been paid.
Proposals will also he received at the same time
and place for the steam machinery and appendag
and placing the same on board each OF the screw
sloops war building at the navy yards at Boston,
Phlladel phls AVID PensacOla, under the specIhca-
tiOns and conditions above stated, with variations
IN the following particulars, VIZ:
LIST. Horse power $50 at, at least, 80 revolutions
per minute.
I'd. The total weight for machinery, appendages,
boilers and water IN them. bunkers, tools, spsre
pieces, and coal must not exceed $40 tons OF ,240
pounds each. The ength occupied by the engines
annk llla rs will faQf Inf
and thence extend forward distance of 46 feet
The distance from the after side of the uralnmast
to tbs aft SIDE OF the forward ern post will he
about Is feet. TIE depth from the load water lire
to the top of the keel under the propeller will be 3
feet inches.
Steam engine MAJ ufacturers who desire 10 bid oan
Obtain copy Of the ion of any of the yes
sells upon making application 10 the department.
ISAAC TOUCEY,
iH % lawfSenR Secretarr Of The \ avn