Evening star. [volume] (Washington, D.C.) 1854-1972, 1857-12-16
STEAM MACHINERY FOR SCREW PRO
- PELLER SLOOP-OF-WAR.
NAVY DEPARTMENT,

Noyemler 10, lc71.i
SEALED PROPOSALS., endorsed t" Proposals for
steam Machinery for Screw Propeller Sloop-of-
wxr," will be received al this Department until 5
o'clock. the 18th of December for the plete
construction of the steam machinery and append
ages. and placing II on toard screw propeller ship
Of war building IN the United States navy yard al
Philadelphia.
The efers must be for specific sum for putting
the whole IN successful operation must include at
patent fees for any arrangements that may I've pro-
posed state the time which the work wall be
antee required 10y law. The name of the est.shS
nent ia which the work Is TO be executed must be
The details Of the design ard arrangement 81
the machinery will be- len with the party whose pro-
humber OF advantages, keeping IN view simplicity
oi construction, readiness of access for adjust
rangersui In the working parts IL beng the Object
OF the Department 10 obtain the most speed and
power Win the moot economical consumption N
fuel, and the greatest stoWage Of coal winch the
space available for thst purpose will sdlsit.
The boilers To he of IRON. with telescope smoke
pipe, which must hs placed at the greatest practical
oI- dstsnce from the malnmsst the propeller. with
the connexI IONS for h"IstInZ, Ia be II composition
the macineT, for hoStHg, for puHPs ar paratus for
VENT a;Ing, and appurnEaEees Of n kinds necessa-
most spproved kinds. The coal bunkerS. shaft pas
sage, two .thwartsAPs iron bulkheads, disiIlling
apparatus Tor lresh water from winch be msde
not less than lfoo gallons per day all the tools and
duplicate pieces necessary aud satisfactory f"r 81
GUIDED IN the proposition and last of them bs
out the dead wood for the shan necessary To- ada ut
the vessel for The reception the machinery, bo-
ers and appendages. will lie provided az the expense
OF the Navy Department, shd II wall permit the ase
OIL such sciltles as u may have for hoistng the hea
For the accommodation of the entire steam ma
csineTy and the fuel there wall be allowed the boy
oil the ship the entire space under the berth decE
commencing at TX feet absft the main mast, and
thence extending forward distance of feet: the
greatest breadth inside clear al the plank under The
beams Deins ts feet, and the heIsht, from the top
ships beng IS feet lness WITHIN f tss am s'iiG
expected 10 carry coal for u days fall steamng the
his specifications; and the weight of the M, e. ,ns
water In boil ers, SHAFT propeller, ard appenaages
with me tools and spare work, must not exceed 81
The distance from the an side Of the main mast
100 feet, and the distance between the forward and
me ster stern post WILL be feet; the depth FROM
,e Gao & r. the top Of the keel under the
steam enc Inc manufacturers no desire TO bad c.
making application 10 the department. '' "'oN
c.i,neP , snS must De accompanied by full specI
the centre Of gravity of tfe machinery boilers 80
marked on them; giving also the capacity of the
steam cylinders and area Of foot and delivery valves
aud of air pump and cupboard delIvering valves
space Tor steam above he water line an boilers tho
face ard kind Of propeller and principal ponts
that comparisons can readily be made. There WI
also be gwen the estimate of the weight Of engines
work, In tons Of 22i0 pounds.
fourth of the materials aud labor pro~deg "T ne
contract shall have been completed 10 the satIsIs
ment of one hfth part of the whole amend Of ,sa
contract when one half the work shall be IN lie
anher De competed there will he further payment
Of one nth; when three -fouTths of the WORK shs
have been completed further paw meRt OF one ma
when the Whole shall have bse compile ted sna have
made satisfactory trla Of week, then further
pawn Of one fifth: and when the ship shall have
m9nths, then the remaining sum shall be pa,d
The repairs necessary during this period from de-
psnse OF the contractor.
The proposals must be explicit and no qualified
A laffar xUnNl h.
ISAAC TOUCFN,
N -Oawtd Secretary Of the Nav.