Daily evening star. [volume] (Washington [D.C.]) 1852-1854, 1854-08-26
STEAM MACHINERY FOR q. s. STEAM
FEIGATES.
NAVY DEPARTMENT, July I, 1854.

NAVY DEPARTMENT, July I, 1854
DROPOSIT1ONS will be received at this depart
Il msnt until the first day of August next, for the
complete construction of the steam machinery and
epPendsges, and placing it on board of Ave auxil.
sry screw steam igates, to be least 255 feet in
length, and Of 5000 tons measurement one of hich
is building at each Of the United states navy wards
at Boston, New Yerk. and Phils1elphia, and two at
Nerfolk.
Each off.r must be for specific sum, and include
Gil patent fees for any arrangement that may be
proposed, and must state the period within which
the work cs n be completed
Tho boilers are to be OF iron, with telescope chin.
neys; the propeller, with the connexions for hoist
Ing up, Of composition. The fresh water condensers
machinery for hosting, ventilatins, pumps, &C.
With sppurtsnauces of all kinds muat be thrse
most approved for m 'rins engines The tools and
dnplcste pieces necessary for efficient cruisinZ
ship-ot-war, q list of which must accompany the
proposal and also the coal bankers, must be inclu.
An ths wood and carpenter work necessary to
edapt the vessel for the reception OF the engines
boilers, propeers, &c, will be at the expense of the
Navy Department and 1t will furnish the usual ia.
cihties and labor for hoisting the machinery on
board.
For the accommodation of the entire steam ma-
chinery with fuel for ten days consumption at the
average speed At load draft Of water Of % est in
Guiding the ksel length not to exceed 90 feet can
be allowed in the body of the ship, including the en-
drs space under the birth deok. The greatest
breadth OF this space under the beam will be Il it.,
and the height fcsm the timbsrs to the bottom of
the beam IL feet; the area Of the section being 662
sQuara feet. -
The weight Of all the steam machinery, water in
the boilers and coal within the space given, and in
Guiding the propeller and shaft, with appendagss of
all kinds and spare pieces has been estimated at
tons Of 2,l0 pounds OF 1nico $50 tons is for coal
Tne distance between the main stsrn-post, and
the rudder post may be SIX fset, IL that length is
eessary fnr the propeller in fore AMI aft direction
and the depth from the load .ter line to the top Of
the keel under the propeller will be Il feet. The
leagth from the mai1msst to the stsrnpost viii De
about liz fest. The area OF the grsatsst immerced
6ansversed section TO the deep load line will be S65
square feet.
As suxiliary steam frigstss the srars and rigging
viii Be those Of frgate Of the f-sS class, OF l,s00
tons measurement.
The particular arrangement Of the machinery will
be left with those whose propositions may be accept
ed as combining the greatest number OF advantages
ths desire Of the department being 70 obtain the
greatest speed and power with the most econ oInica
CONSUMPTION Of fuel, which the space available for
that purpose Will admit.
The terr1s =. nsym~nt will be as follows: when
onethir Of the #ock pr.vi ded for by the contract
shall have bten -ccnpletei to the satisfaction Of the
department. here snail be payment ofcns-ffth Of
the whole amount Of the contract; when two-thirds
OF the work shall, in like manner. be completed,
there shall be further payment Of one fifth. when
the ship shall have nSds trial trip Satisfactory TO
the department, of not lssa than one week at sea,
there shall be further payment Of one fifth; and
when the ship hail have been in possessirn of the
department, md performed satisfactorily for six
months, the remaining sum shah be paid; the re
pairs necessary during this period, from detective
workmanship and material, being At the expsnse OF
the contractor.
Each proposal must specify the ship for which
the offer is made, and ru5i be a3compaaied by full
and complete specifications and drawings, which, il
desired, will b. returned o those whose oIsrs may
not b. accepted Il must also be stated at what es
tAblishment ths work is to be done.
Each proposal must be accompanied by gusran-
tse that TIE contract, when wsrded, will be faith.
fully performed, and The .fu bidders will be
required TO enter into security for tina: purpose in
the Of thresfourts the amount o; The contract.
j. c. DOBBlN,
jyl-AvtiAug Secretary Of the Navy.
NAVY DEPARTMENT JuIy 10 1854