Daily evening star. [volume] (Washington [D.C.]) 1852-1854, 1854-08-09
STEAM MACHINERY FOB q. 8. STEAM
ERIGATES.

NAVY DEPARTMENT, July !, 1854.
| DROP0SiTiON5 will BE- resolved at this depart
Il msnt until lie first ~ O. August next, fr the
complete construction of the steam machinery and
| appendageg and placing it on board of FIVE su1i.
AIRY screw steam getes 20 be st least 255 feet in
length, and Of 200 tons measurement Of which
is tuiding at each Of the United States navy yards
| at Boston, N-w York. and Philadelphia, and two At
Norfolk.
| al patent feea for any arrangement that may be
proposed, anc must state the period within which
the work ca be completed
The boilers u be Of iron with teescope chin
neys; the propeller, with the connexions for hoist
ing dip. OF composition. TIE fresh water cOndepsers
machinery Tor hci6dng venrilating, pumps, d c.,
"itn apPur1sDsnces OF ali kinds, must he these
most approved tor m trins engines The tools and
duplicate pisces Necessary for efficient cruising
ahip oiwar, iist OF shich must accompany the
proposal and sgo the coal bunksrs, must be inclu-
ded.
Ali the wood snd carpenter work necessary TO
adapt tie vessel for the reception CT the engines,
boilers, propeilers, &C., will he at the Of the
Navy Department. and It will furnish the usual IA
ciitiss and latOZ for hO<sting The machinery on
board
For the accommodation OF tins entire steam ma
chineTy with fuel for ten dayg consumption at the
average speed at load draft of water OF % lie t. in
Guiding the keel length not to exceed 80 feet con
be allowed IL the body Of the ship, including the en-.
tire space under the birth deck. The greetest
breadth OF tins space under the beam will be II IT,,
and the height from the tinbers to the bottom of
the beam IL T.st the area of the section being 6o2
square feet
The We; hit of all The steam machinery, yatsr in
the boers and coal within the space given, and in
GLIDING the propeller and shaft with sppentages of
all kinds ana spare piaces has been estimated
tons Of 2240 pounds. of which $50 tons is for coal
The distance between the main stsr n-post, and
tbs rudder post NAV be six feet if that length il ne
cess.ry for the propeller in fore aft direction
and the d"ph from the load w<tsr line to the top OF
the keel under the propeller will be q feet The
leagth from the maieniast to the sternpost viii be
about liz feet The area OF the greatest immersed
transversed section to the deep load line will be s65
square feet.
As auxiliary steam frigates the spars and rigging
viii bs those OF frgata Of the first class, OF $500
tons measurement.
The particular arrangement Of the mac; inery will
be LETT with those whose propositions may be accept
cd as combining the greatest number of sdyantsges
the desire Of the department being to obtain the
greatest speed and power with the most economical
consumption OF fuel, which the space available Tor
that purpose viii admit.
The tsrmT ~ payment will be as follows: when
onethiri vi .e Hork prsyi ded for by the contract
shall have baen -cnpetei to the satisfaction of the
department, tEere shall be payment Of one FIFTH Of
the Whole amour: Of the contract; when two-thirjs
Of the work shall, in Ike manner. be completed,
there shall be further payment Of one fifth when
the ship shall lave made trial trip satisfactory
the department, of not less than week ut sea,
there shal be further pay Hient Of one eth; and
when the ship hail have been in possessrn Of the
department, and performed satisfactorily for six
months, the remaining sum shall be paid; the re-
pairs necessary during this period, from defective
workmanship and - lateral, being at the expsnse OF
the contractor.
Each proposal must specify the ship for which
the offer Is made, and must be accompanied by full
and complies specifications and drawings, which, if
desired, will be returned those whose Offers may
not De accepted II must also be stated at what e.
tabishment the work is to be DONE
Each proposal must be- accompanied by gusran-
tee that the contract, when awarded will be faith
fully performed, and the successful bidders will he
required to enter into security for that purpose in
-ffiurfl ~f
J. @. DUnBIN,
jy l-2awtlAug Secretary Of the sJsyy.
NAVY DEPARTMENT, July 10, 1854.