The Washington union. [volume] (City of Washington [D.C.]) 1857-1859, 1858-11-28
STEAM MACHINERY FOR SCREW PRO-
PELLER SLoOP-OF-WAR AT THE UNI
TED STATES MAYNARD GosPoRT,
VIRGINIA.
Navy Department,

g EALED PROPOSALS. endorsed Proposal for
- steam Machinery fr Screw Propeller soof VIII be re-
Der hext o iho complete ocnscton Of Tho steam machinery
and opendgs, either direct acting geared engines The bidder
sloopowar building he United States navyard GOspcr yr
ginia, n accordance with the following conditions:
The one bo for specific putting the whole IN sue
cesfu ooaon include all fees and the department
arrangements used IN Or about he machinery and must state the
time 10 which he work viii DO completed ami must be accompanied
The Of the establishment which the work be executed
chincry win be left with the party whose proposition msy be accepted
as combining the greatest number q adyantage kepng IN view
whom in operation and not being subject 70 derangemen. in The
merry which develop great when required 80 as 10 insure
high speed for as many days as possible while NJ the same I'm they
viii he able psopc the vessel moderate speed with great
omy Of fuel SO that long voyages may be porrned with one supply
view The department wl expect guaranty
the results proposed be accomplished by hee plans and 10 specify
l The horse power which engines and boilers win
Se able e develop for i've days sonsseaye when driven u 70 e
the rate Of SO 600 pounds lifted foot high in minute and TO be
The Goals hour must be stated
engines velocity being
and the without except the line shaftng
exceed N pounds per square inch piston by Indicator
ID The quantity of coal which be slowed Ia the ship without
them bun,crs tools square pieces within the
length BY The engines and boilers The boilers be O. iron
pipe and intended fresh the boilers surface
condenser Of the most approved kind viii be required
The propeller with the connexions for ho ug will be Of compost
uon properly poporoned least revolutions
lc than 10 feet.
The pumps apparatus vontanE appenanecs Of all
kinds necessary FOR the perfect working the whole be OF the most
approved kinds.
bunkcrs shaft passage a,sarshp bukhsads
dslng apparatus fresh from which be made not
less n 500 gallons day and the tools and duplicate pieces
cessary and satisfactory for efficient cruising oopfNar
must be Included in the propas and list OF them must be fur
nished.
The wood carpenter except boring the dcadwood
for the sha necessary TO adapt the vessel for the reception q the
machinery boilers and appendage will be provided the
Of the Navy department and viii permit the Of such facilities
may have hpisting heavy machinery board
For the accommodation OF The entire machinery and the fuel
there viii be allowed in the body Of the ship the entire
der the deck commencing at 10 feet abait the nanniast AMI
thence extending distance Of 80 but gearc engines
used additional three feet win be admitted.
within ibis expected coal for five days steamng
al the maximum speed.
specifications the daily consumption will saoi
Alse te weight Of the machinery coal boilers water in them shaft
22o pounds but geared engines
used additional weight OF 20 toas VIII rbe allowed.
forward viii be about 73 feet and the distance between
forward and he after post will be feet The depth
the load water line to the top Of the keel under the propeller viii
be ~ feet inch.
era drawings having the position Of tho centre of gravity Of the
chnory boilers &c marked them Civ also the capacity The
aud oil air pump and oatooard delivery vve space Tor steam above
the water line Of the boilers tho fire and surface also the diam
tch surface and Kind Of propeller and oer principal pnt
that comparisons can readily be made. .gs. n
payment viii that, when half Of the materials
the satisfaction Of the department. there win be made payment OF
of the whole amount Of the contract When the whole shall
been completed and ready erection in the ship further
Of l6 win be maie and when satisfactory trial q seycn con-
when tic ship shall have performed satisfactorily for
rod "f three months the remaining shall be paid The repairs
during this period from defective Workmanship or materials
the weight and other conditions spcci
fed the contract be complied with the department to be at
liberty reject machinery
pcnse taking the ship and refund whatever amount OF
Any er propose for both direct acting and geared engine
ISAAC ToUCEY,
Oct 29-law4w ..n.. Secretary the Navy