The Washington union. [volume] (City of Washington [D.C.]) 1857-1859, 1858-11-05
STEAM MACHINERY FOR SCREW pro-
PELLER SLOOP-OF-WAR AT THE UNI
TED STATES MAYNARD GoSPoRT,
VIRGINIA.



CEALED PROPOSALS, endorsed Proposal for
- Machinery screw Propeller sop War viii be
eeiyed at This department, until O'clock ~ o. the aet Of Nosem
Der the complete construction o. the maot1efy
and appndas either direct acting geared engines as the bs
may consider preferable and placing the on board the screw
aloop baidng Gospor v
g'nta, ia accordance with the following conditions
een operation must include all patent fees and the department.
used IN or about de AID must STATE the
Time IN which the work will be ccmpaed be
The o. the establishment executed
unjust DO ,sa Tue details the design and Of the %
combining the greatest number Of keeping IN
when operation being subject arrangement
working being the object Of the department. msrh
which develop when required Insure
high speed for as many days possible while the sn they
will he able prope the vessel moderate With
om Of fuel so that long voyages may be performed with rpp
with this view the Department, viii cxpec, the bidders 10 guaranty
.s results proposed % oe accomplished BY e plans and 70 specify
The power engines and boilers VIII
be able to develop for i've days consecatye when dyen their
the rate Of IS 900 lifted high nuts and DO
not less than 900 horse power and at least 80 revolutions rc min
The stated
WORK The engines Z, the above Velocity the being
and the engines without load tho line Of shans not
3D. The quantity Of which be slowed the ship without
water them bunkers tools pieces and coal within the
ng Saa S ss the snsSsr and sSsss The s's 2 b. iron
pipe and Intended fresh the boilers surface
The propeller with hosinE compos
ton, properly proporoned per
ute and will, diameter Of twelve feet inches and pitch
The pumps apparatus for ventiang appur,enancss
kinds for the perfect working the whole BIO the
approved kinds
dislng fur fresh from which
less than 800 gallons day and the tools and duplicate pieces
and satisfactory for efficient cruising sloopowar
nished.
carpenter Except boring
for the shaft adapt the vessel for the reception Of the
machinery boilers appcndaacs provided expense
the Navy Department and Will permit the use OF such facilities
may have for hosting heavy machinery board.
For the accommodation Of the machinery and the fuel
tce will be allowed the body Of the ship the entire
thence extending Forward Of 30 feet, In, aeaed engines
additional length three viii be
Within this expected 10 coal for 1--WE days
specifications, daily consumption stated
ae the weight Of the machinery COAL boilers in them shaft
must 4os Of pounds geared engines are
used an additional weight OF 20 tons will be allowed
the forward stern post viii be about rs and the distance between
the forward and the after stern post will DO feet The depth
rom the load water line to the top Of The keel under tho propeller viii
be ~ feet l inch.
The proposal accompanied by full specifications gen
era drawings having the position OF the centre gravity the
chnery boilers, them the capacity the
pump delivery valves space
the water line Of the boilers the fire and surface also the
eter pitch surface and Kind Of propeller and Other principal points
that comparisons readily be made.
paym will that half
and labor provided the shalt completed
the satisfaction Of the department there will be made Of
an s sn ae snS
men Of 6 will be made and when satisfactory trial Of
secue days shall have been made then further Of 6
ship performed satisfactorily pc
Rod Of three months the remaining shall be paid The rcpsrs
necessary during period workmanship
will be al the expense Of the contractor.
the weight other conditions speci
hd the contract be not complied with the department 70 DO at
liberty the whole machinery the DO at the
taking Of the ship refund whatever amount Of
the price may have been paid.
ANY bidder propose far both direct acting and gearcd engine
ISAAC ToUcEY
Oct 90 Secretary Of the Navy.