Daily evening star. [volume] (Washington [D.C.]) 1852-1854, 1854-07-17
DISEASED SIDE, BREAST. EYES.
STEAM MACHINERY FOB U. 8. STEAM
FRIGATES,

NAVY DEPARTMENT July I, 1854
| DROPOS1T1ONS will be received at this depart
l. ment until the firstday of August next, for tn
complete construction of the steam machinery an
sppendages, and placing it ON board of five auxil
ary screw steam rgates, to be at least 255 feet il
length, and of 900 tons measurement one of whic
is building at each of the United States navy yard
at Boston, New York. and Philadelphia, and two a
Norfolk
Each OFF, must be for specific sum, and includ
al patent fees for any arrangement that may b
proposed, and must state the period within vhicl
| 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 Condenser
| machinery for hosting, ventilating, pumps, &c
| With appurtsnances OF all kinds, must be thos
| most approved for m 'rine engines The tools ant
duplicate pieces necessary for efficient cruising
| ship-otwar, list Of which must accompany tn
proposal, and also the coal bunkers, must be inclu
| ded.
All the wood and carpenter work necessary t.
adapt the vessel for the reception of the engines
boilers, propellers &C., will be at the expense Of th
Navy Department. and it will furnish the usual far
| cilites and labor for hosting the machinery on
| board.
For the accommodation of the entire steam ma
chinery with fuel for ten days consumption at ths
average speed, at load draft Of water of % fest in
Guiding the keel length not to exceed 90 feet car
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 AZ IT.
and the height from the timbers to the bottom OF
the beam II feet the Of the section being 661
square feet.
The weight of all the steam machinery, water in
the boilers and coal within the space given and in
Guiding the propeller and shsft, with appsndages OF
all kinds and spare pieces has been estimated at 75
tons OF lO pounds. OF which $50 tons is for COAL
The distance between the main stern-post, and
the rudder post may be six feet if that myth is Ne
eess.ry for the propeller Tij a Es ne direction
| the keel under the propeller will be 2l feet. The
lie agth from the mainmast to the sternpost viii be
about 112 feet. The area of the greatest immersed
transversed section to the deep load line will be 500
square feet
As auxiliary steam frigates the spars and rigging
will be those of frigate of the first class, of l,s0U
tons measurement.
The particular arrangement of the machinery will
be left with those whose propositions may be accept
ed 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 will be as follows: when
one-thrd Of the work provided for by the contract
shall have been completed to the satisfaction Of the
department. there shall be payment Of onefifth Of
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 one week at sea,
| there shall be further payment of one fifth; and
when the ship shall have been in possessirn 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 material, being at the expense OF
the contractor.
Each proposal must specify the ship for which
the offer Is made, and must be accompanied by full
and complete specifications and drawings, which, if
desired will bs returned those whose offers may
not be accepted. 1t must also be stated at what
taS,;shmept the work Is to be done.
Zach proposal must be accompanied by guaran
tee that the contract, when awarded, will be faith
fully performed and the successful bidders will be
reaured to enter into security for that purpose in
the sum of threefourths the amount of the contract
j. c. DOBBIN,
jy yl-2awtiAug Secretary of the Gsvy.