Evening star. [volume] (Washington, D.C.) 1854-1972, 1858-08-24
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S,ehm MactineTy for Sersie PrepelLr Shops q
vii Be 4 sss n.s sn os
sndapPendases, and pIs clhs the same board. for
:. Ssvy Yasds at PoStsmoutS. N. r., New YORK.
Phiisdei phia, and 6osport, IN accordance with the
Tbe offers mat be fora specific sum for putting
the who.e in successful operation must include al
ease from the propnesors Of any patented ati, 10 or
arrsnfemefts used in or about the machinery. and
pe:ed. and must bs aocOnirsnied b. the usual sSsr
antee reqniredty aw.
is be :" mas ss TSs
the desisn and arrans ement of the machinery vii
be left with the party whose propositlon may be &C
ton, readiness Of access for adjustment when in
the working paTts il being the object OF the depart
ment to procure machinery which can oeve op q eat
a. many days as possible, while at the same time
they VII be able TO pr0pel the vessel ~ moaeiste
as sesG NAV Be perfTmed With one supply OF coal
With this view, the department will expect the
20 >, 1s aud
suits urder the following heads:
IL Inc amount o. horse power gnsa sns snsnes
sccnti,eiy when driven 10 their highest csPacltv,
to BE- on board he vessel By the INDICATOR
minute and to lie not less thar loo horse. power,
and ~ least 80 revolutions per minute.
hour must be stated. The pressure m pounds Der
| square inch on the piston necessary TO work the
connected aud the engines without load, except
the line If saflng, must not exceed ~ pounds pei
ID. Tie quantity Of coal Whlcn can be slowed in
the ship without exceeding the total weight OF 90
in ;seii, Suhser.. oSs' .aua1e pieee.' s and sos
within the length occupied 6f the engines and boil
kind. with brass tubes ana With t.is .copic smoke
pps and, II rs intended to fresh water IN the
boil i e. surface csadeHser Of the most approved
The propeller with the connections forhoistius i,
T II 81 % to be RRs, s
meTsed amldshIp section Of the vessel.
| Tne punPs; apparatus for yer. Hating, and appur
tenances OF kinds necessary Tor the perfect work
Ing of the whole to he of The most approved kinds.
The oSal buRkers. shaft passage. Two tbwar,shiJ
water from Whch can e MADE nSs sss than D 500
Ions per day, and he tools and duplicate pIecss pc
siI,on. and a liat OF them must be furnished.
out the deadwood for the shaft necessary 70 staS
the vessel for the Iecep ion of the machinery, boil
ofthe Navy Department. and It will permit the u.s.
oil such fac,hties as 1t may have for hosting thu
| For the FccommpdstIun Of the entire steam ma
chnery and the fuel there will be ALTO IN the body
e P tse s9s spSee Under R ,ae spar dsSn
| thence extending forward q distance of 50 feet.
WITHIN this space 4 - apectsd to cary coal fol
| liz the specifications, the daily consumption o.
fuel will be stated also the weight of the machinery
with and sp anew al II
must not exceed 40 tons Of a,24O pounds.
TO the after side Of the forward stern post Will D,
about 81 set. and the distance between the FORWARD
de. from the load water line the TOP OF the
under the propeller will be y feet inch.
cations and general drawings, having the position
OF The centre of gravity OF the machinery. DoIers
steam cylinders, pressure Of steam area of foot NJ
| delivery valves, and of air pump and outbosrd de
OF the boilers the IRE and crate surface also the d
ameter, pitch. surfto and kind Of propeller anS
other principal points, that comparisons can resdil,
The terms OF payment will be that, when one hal
OF the materials and labor provided for in the con
Of the department. there will be made payment O
q part Of the whole amount of the contract. WheI
| the whole shall have been completed and ready 70
erection in the ship furi her pay of l6 will b.
made, and when satisfactory trial OF seven con
seeutive days shall hlvebeen made, then a furihe
| payment of g. and when the ship shal have per
formed satisfactorily ct sea Tor a period of tire,
palrs Necessary during this period from eef.stiv,
workmanship or materials will be at the expenee o
Il is to be understood that if the weight and OF he
con specified IN the contract be not compile Cd
e rnasSI.er, the co.traetSrt 20 he AZ The
OF takIng u out of the snip and to refund whatever
amount OF the contract price may have been pad.
Proposals will also he received at the same time
and place for the steam machinery and appeEdsses
and pscInE the same on board esch OF the screw
sioOis-of bul ding at the navy yards Boston
philsdeIphia, AVID Pensacola. under the specIfoa.
tlons and conditions above stated with variations
IN The folio wing particulars, VIZ:
let. Horse poae r -, at al least, so revolutions
per minute.
I'd. The tOta weight for machinery, aDpendsges
boilers aDd water IN them, bunkers tools, spsre
pieces. and coal must not exceed $40 tons Of 24C
pounds each. The ength occupied by the engines
ard boilers will commence IL feet ahaft the main
m.st and thence extend forward distance Of ~
The distance from the after side of the maInuasi
10 The afe rslde of the forward ern post will be
about IS feet. The dep:h from the load water line
10 the top of the keel under the propeller VIZ. be
feet inches.
steam engine ma ufacturers who desire 10 bid can
obtain copy of the ION of any one of tne YES
sells upon making application to the department.
ISAAC TOUCEY,
" se.lawtSeps Sscrk.srt Of the Navy.