Daily evening star. [volume] (Washington [D.C.]) 1852-1854, 1854-08-24
STEAM MACHINERY FOR o. 9. srRAu
FRI6ATES.

NAVY DxPARfMINf, July I, 1854
DRoPosITiONs 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 1t on board Of Eve suxili.
ny screw steam ffgates, to be at least z5o fset in
Length, and OF 5000 tons measurement, Of which
Is tptlding ct each Of the United States navy wards
Nsr1blk. WV -
al patent fees for any arrangement that NAV be
proposed, and must state the period within which
tho 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 condenssrs
machinery for hosting, ventilstiny, pumps, &c,
with sppurtsnances OF all kinds, must be those
NEST approved for N 'rinc engines The tools and
duplicate pieces necessary for an efficient cruising
ship-otwsr, q list OF which must accompany the
proposal and also the coal bankers, must be inclu-
All the wood and carpentsr work necessary to
adapt the vessel for the reception Of the engines
boilers propellers, &c. Will be at the expense Of the
NAVY Department, and II will furuiah tho ususf fa-
eilitiee and labor for hoisting the machinery on
board.
For the accommodation Of the entire steam ms
ehinery with fuel for ten days consumption, at the
average speed, ct load draft Of water Of 23 fest in
Guiding the keel length not to exceed 60 feet can
be allowed in the body of the Ship including the en-
Ore space under the birth deck. The grsstest
breadth Of this space under the beam vii, be Al #
and the height from the timbers to the bottom Of
the beam IL feet the area Of the section being 662
square feet
The weight of all the steam machinery, water in
the boilers and coal within the space given, and in
eluding the propeller and shat with appendagss of
al kinds and spare pieces has been estimated at 785
tons Of 2,2i0 pounds OF Hhcn $50 tons ia for coal
The distance between the main stern-post, and
the rder post may be six feet if that length is ne
oeesary for the propeller in fore and AFT direction,
and the depth from the load vt.r line to the top Of
the I.el under the propeller viii be II feet The
about H. fest. The Of the greatest immersed
tsnsvsrsed section to the deep load line win be s66
square feet e.
As auxiliary steam frigstss the spars and rigging
VII b those of frgsts of the first Glass; Of $500
tons measurement. .r.g.
The particular arrangement Of the machinery will
Be left with those whose propositions may be accept
ID g combining the greatest number Of advsntsges
ths desire OF the department being to obtain the
greatest speed and power with the most economical
consumption Of fuel whica the space available for
The term u payment will be ss follows when
onethird Of the work provided for BY the contract
shall have been .onpeted to the satisfaction of the
the whole amount Of the contract; when two-thirds
Of the work shall, in Ike manner, be completed,
there shsll De . further payment Of one fifth when
the ship shall have made trial trip, satisfactory
the department, Of not lsss than one week at sea,
there shall be q further payment Of one ffth; and
when the ship hall have been in posseesrn Of the
dspartn.nt, and performed satisfactorily for six
months, the remaining sum shall bs paid; the 70
pairs necessary during this period, from detective
workmanship and material, being at the expense Of
the contractor. go ~ I
Each proposal must specify the ship for which
the o6er is made, and rcust be accompanied by full
and complete specifications and drawings which, If
desired, will be returned those whose offers may
not b accepted II must also be stated at what es
Enlistment the work Is to be done.
Each proposal must ks accompanied by . guarsn-
tes that the contract when awarded, will be faith
fully performed and the successful bidders will be
required to enter into security for that purpose in
the Of threefourths the amount Of the contract
j. G. DOBBIN,
U1-2awttAug Secretary Of the Navy.
NAVY DIPARfxINr, July 10, 1854.
TN consequence Of various applications from differ
ant parts of the United State. Desiring an extern.