Daily evening star. [volume] (Washington [D.C.]) 1852-1854, 1854-07-31
sTRAx MACHINERY FOR q. 8. STEAM
FRI6ATKS. - -'f

NAVY DEPARTMENT, July !, 1854.
DROPOSIT1ONS Will be received at this depart
ment until the first day of August next, for the
complete construction of the steam machinery and
appendsges, and placing 1t on board Of five auxii
airy screw steam gates, to be at least 265 feet in
length, and Of 1000 tons measurement one Of which
is building at each Of the United States navy yards
at Boston, New York, and Philadslphia, and two at
Norfolk. 40 ... =,
Each Offer must be for specific sum, and include
all patent fees for any arrangement that may be
proposed, and must state the period within which
the work oen be completed.
The boilers to be of iron, With telescope chin
nsys; the propeller, with the connexions for hoist
ing up. Of composition. The fresh water oondensers
machinery for hosting, ventilsting, pumps, &C.,
With sppurtsnances Of al kinds, must be those
most approved for msriRe engines, The tools and
| shipof-war, . List Of which must accompany the
proposal and also the coal hunkers, must be inclu.
All the wood and carpenter work necessary to
boilers, propeers &C., will be at the expense Of the
Navy Department, snd it will furnish the usual ia
cilities and labor for hosting the machinery on
board.
For the accommodation Of the entire steam ms
chinery with fuel for ten days consumption, at the
average speed ct load draft Of water Of % fe.t in
Guiding the keel length not to exceed 80 feet can
be allowed in the body Of the ship, including the
| tire space under the birth deck. The greatest
breadth Of this space under the beam will be Al #
and the height from the timbers to the bottom of
the beam II feet; the area Of the section being 862
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 sppendsges Of
tons Of $40 pounds, OF which $50 tons Is for eoa
The distance between the main stern-post, and
the rudder post may be six feet, If that length Is
oeesary for the propeller in fore andaft direction,
and the depth from the load water line to the top of
| the kael under the propeller will be Il feet. The
leagth from the maismast to the stern-post will be
about 112 feet. The area Of the greatest immersed
ransversed section to the deep load line will be s65
square feet.
AS auxiliary steam frgatss the spars and rigging
viii bs those Of frgste Of the first class, of 1900
tons measurement.
The particular Arrangement of the machinery will
b. left with those whose propositions may be accept
cd - 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 Of payment win be as follows: when
onethird Of the work provided for by the contract
ehall have been completed to the satisfaction of the
departksnt there shall be payment Of oneffth of
the whole amount Of the contract; when twothirds
Of the work shall, In like manner, be completed,
d!g to
the department, of not less than one week at sea,
there shall be further payment Of one fifth; and
when the ship hall have been in posseesrn Of the
department, and performed satisfactorily for six
months, the remaining sum shall be paid; the r.
pairs necessary Qufln8 TINS pef1OQ, nom detective
Workmanship and material, being at the expense OF
the contractor.
Each proposal must specify the ship for which
he offer Is maze, and must bs accompanied by full
and complete Specifications and drawings which, If
desired, win be returned those whose offers NAV
not be accepted 1t must also be stated at what es
tablishment the work is to be done.
Each proposal must be accompanied BY guaran-
tee that the contract when awarded, will be faith
fully performed, and the successful bidders viii be
required to enter into security for that purpose In
the sum Of threeourths the amount Of the contract
j. G. DOBBIN,
" l-2aWtlAug Secretary of the Hayy.