Daily evening star. [volume] (Washington [D.C.]) 1852-1854, 1854-07-27
STEAM MACHINERY FOB q. 8. STEAM
FRIGATES.
NAVY DHpARfnlrf, JULY I. l86.

DROPOsITIONs will be received Gt this depart
Il ment until the first day of August next, for th
conpiete construction Of the steam machinery anl
appendages, and placing it on board Of five auxili
airy screw steam fgstes, to be at least 255 feet II
length, and of 000 tons measurement one Of wNicl
is tullding at each Of the United States navy ward
at Boston, New York. and Philadelphia, and two q
ESch oR,r must be for q specific sum, and includs
| all patent fees for any arrangement that may b
PROPOSED, and must state the period within which
| the work can be completed. -, ~ :
The boilers 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, ventilatin., pumps, &C.,
| With sopurtensnces OF all kinds, must be those
most approved for m 'rine engines. The tools and
duplicate pieces necessary for an efficient cruisnp
ship-oi.war, list Of which must accompany the
proposal, and also the eoaA tuAksfs, must bo nclu
! All the wood and carpenter work necessary to
adapt the vessel for the reception Of the engines
boilers, propeers, &c will be st the expense of the
Navy Department, and 1t will furnish tho usual fs.
board.
For the accommodation Of the entire steam m.
chinery With fuel for ten days consumption at the
average speed at load draft of water Of % feat in
ctudng the Keel length not to exceed 80 feet can
allowed In the body of the Ship including the en-.
! tire space under the birth deck. The greatest
breadth Of this space under the beam will be Al it,
and the height from the timbers to ths bottom Of
the beam II feet; the area of the section being 662
square feet --r .-- -.....,-
The weight Of al the steam machinery, water in
the ooers and coal within the space given, and in
Guiding the propeller and shaft with sppepcsees Of
all kinds spare pecss has been estimated at 7S5
tons OF 2l0 pounds, OF whicn $50 tons Is for coal
Ihe distance between the main stern-post, and
Inc rudder post may be six feet If that length Is NO
cessary for the propeller in fore anu aft direction
and the depth IRON the load line to the top Of
the keel under the propeller will be q feet. The
iength from the manmast to the stesn-post will be
about liz tset. The area OF the greatest immersed
transverssd section to the deep load line win be sS6
square feet. . -#s'f 81 .t..E
As auxiliary steam fngates the spars and rigging
VIII be those Of fdgate Of the first class Of 800
tons measurement. -'-
The particular arrangement of the machinery Will
oe lett with those whose propositions may be accept
eo as com bfning the greatest number Of advant
the desire Of the department being to obtain the
81 eatest speed and power with the most economical
CONSUMPTION OF fuel which the space available for
that purpose will admit. ia
The terms Of payment viii be as follows when
one.third Of the work prsvded for by the contract
Department, there shall be payment of one fifth Of
the whole amount Of the contract; when two-thirSs
OF the work SHALL In like manner, be complstali
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 see
there shall be further payment Of one fifth; and
when the ship hall have been In possesern Of the
department., aud performed satisf faetoriIy for Az
| months. the remaining sum shall be paid; the r.
pairs necessary during this period, from defsctivs
Workmanship and material being at the expense OF
the contractor -+--. rS't -0F.sAI -
Each proposal must specify the ship for which
the pfsr is made, and must be accompanied by full
and complete specifications and drawings, which, If
desired, will be returned those whose offers may
not bs accepted 1t must also be stated at what es
tablishment the work is to be DONE = : 80
Each proposal must be accompanied by guaran-
tee that the contract when awarded, win be faith.
fully performed and the successiul bidders Will be
required to enter into security for that purpose In
the sum of threefourths the amount OF the contract
J. G. D0BBIN,
~ 1-2awttAug Secretary of the Navy.