Daily evening star. [volume] (Washington [D.C.]) 1852-1854, 1854-08-11
STEAM MACHINERY FOR q. 8. STEAM
FRlGATES.

NAVY DEPARTMENT, July I, 1854.
PROPOSITIONS will be received at this depart
l. msnt until the first day Of August next, for the
complete construction Of the steam machinery and
appendages, and placing It on board Of five auxili.
airy screw steam fgates, to be at least Z65 feet in
length, and Of 5000 tons measurement, one Of which
Is building at each of the United States navy yards
at Boston, New York, and Philadelphia, and two at
Norfolk.
Each Offer must be for Q specific sum, and include
sll patent fees for any arrangement that may be
proposed, and must state the period within which
the work can be completed.
The 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, ventilating, pumps, o.
With appurtsnances OF all kinds, must be those
most approved for msrine engines. The tools and
duplicate pieces necessary for efficient CRUISING
shipof.war, list Of which must accompany the
proposal, and also the coal bunkers, must be incu.
ded.
All the wood and carpenter work necessary to
adapt the vessel for the reception Of the engines,
Navy Department and it viii furnish the usual "a
cilities and lsbor for hosting the machinery on
board.
gOr the accommodation Of the entire steam ma
chinery with fuel for ton days consumption, at the
average speed ct load draft of water Of % e st. in
Guiding the keel length not to exceed 60 feet can
be allowed In the body Of the ship including the
tire space under tho birth deck. The greatest
breadth Of this space under the beam will be Al IT,
and the height from the timbers to the bottom of
the beam II feet; the area of the section being 662
square feet.
the boilers and coal within the space given, and in.
Guiding the propeller and shaft with appendages of
al kinds and spare piecss has been estimated at 1856
tons OF pounds, OF which $50 tons is for coal.
the rudder post may be six feet if that length Is ne
oessary for the propeller in fore and at direction
and the depth from the load water line to the top OF
the keel under the propeller viii be Il feet. The
fho al acf fo ofa~ <.-sll
about 112 feet The area of the greatest immersed
ransversed section to the deep load line will be s65
square feet.
AS auxiliary steam ftigstes the spars and rigginp
will be those Of fgats of tho first Glass; Of 1890
tons measurement.
The particular arrangement Of the machinery will
be left with those whose propositions may be accept
I'd combining the greatest number of advantages.
the desire Of the department being to obtain the
greatest speed and power with the most economical
consumption Of fuel, which the space available for
that purpose will admit.
The terms VI payment will be as follows when
onethird OF the work provided for by the contract
shall have bsen .cmpeted to the satisfaction Of the
department, there shall be payment of oneffth Of
ne whole amount Of the contract; when twothirds
OF the work shall, In like manner, be completed,
there shall be further payment Of one fifth when
the ship shall have made trial trip, satisfactory to
the department., Of not less than week at sec,
when the ship thal have been in possesairn Of the
department; and performed satisfactorily for six
months, the remaining sum shtil be paid;' the t.
pairs necessary during this period, from deibctive
workmanship and material, being at the expense Of
the contractor.
Each proposal must specify the ship Tor which
the offer 10 made, and must be accompanied BY full
and complete specifications and drawings which, II
desired, win be returned 70 those whose offers NAV
not be accepted. 1t must also be stated at what es
Enlistment the work IL to be done.
Each proposal must be accompanied BY guaran-
tee that the contract when awarded, Will be faith.
and ha fu1 suSn, b..
required to enter into security for that purpose In
the sum Of three1burths the amount of the contract
-. Il So, J.. O. DOBBIN, 80,
~ l-2aNtiAus - Secretary ofthe Navy.
ga. 49, .NAyY DllARrHEHf, July IL, 1854.
I'm eonsocnsuca oFv..x~r. S.,,, s,a..,