The Washington union. [volume] (City of Washington [D.C.]) 1857-1859, 1858-09-08
NAVY tarARfsEsr July 90 1888.

Navy nfrARIsESr, July 90 1858.
CsEALED PROPOSALS, endorsed " Proposals for
received this department until O'Clock eighth
september next for DE complete construction q the machinery
and appendaga the board each OF the
sooofwar building the u g nayyyards a, Portsmouth
H. New York Philadelphia aud Gospor IN accordance with the
me offers specific putting whole
ofu operation must include all patent e aud the department
win require release from the propretors Of patented article
arrangements used the machinery and state the
time IN which The work will be completed aud must be accompanied
by tie usual guarantee required BY law.
must be stated Tho details Of the design and Of the
ehiney viii be LEFT with the party whose proposition be accepted
combining OF
cost simplicity Of construction readiness OF for
when operation and being subject the work
ing parts being object Of The department procure machinery
which can develop great power when required 10 insure high
DO able propc speed great economy
Of fuel ht long bo performed with supply
Win this view the department expect guaran
specify those results under the following heads:
LIST The amount Of horse power which the engines aud boilers WIN
develop consecutvey driven
highest capacity be board tie vessel by the indicator
the rate OF $4,000 pounds lifted one foot high in minute and DO
and ateas so revolutions
The consumption OF Goals horse hour must be stated
work the engines above velocity the being
and tho engines without Loaf the line Of shang must not
exceed "a pounds inch Of piston by indicator diagram
ID The quantity OF cq which be slowed In the ship without
boilers hom, bunkers TOOLS and coal
w the occupied by the engines and boiers The boilers
be OF
escc smoke pipe and AS Il Intended TO ns fresh water In tho
boilers surface condenser Of tho most approved kind VIII be re-
The propeller with tho hosting will be compo-
son 70 be properly ooone for at least so revolutions per min
the immersed amidsp section of the vessel
Tho apparatus for venaing and appnrienanes Of all
kinds for e perfect working of the whole be Of the most
approved kinds.
disilg apparatus fresh from which be made not
than 500 gallons day. and the tools and duplicate pieces ne
satisfactory for efficient cruising steam soop ofwar
BIO included in tho proposition and list Of them must DO fur
The wood carpenter work. except boring doadwood
adapt the vessel for the reception of the
machinery boilers and appenages viii be provided at the expense
Navy Department and will permit the of such facilities
as may have for hosting the heavy machinery on board
Of the entire machinery and the fuel
there tho body Of the ship the entire under
spar commencing at is feet abt tho main mast and thence
extending forward distance of 30 feet
space expected carry coal for Ave days. steanug
In the specifications the daily consumption of fuel win be stated
weight of the machinery coal boilers water in them s.n
propeller apendagcs with tools and spare work. all Of which
must exceed 4oo tons Of 2,2iO pounds.
Tho distance from the after side OF tho nannast to tue after c
post will be about SO feet and the distance be
tho forward and tho after stern posts viii be seven feet Tho
depth the load water line TO the top the keel under the
peller viii be II feet / inch.
era drawings having the position Of the centre Of gravity OF the ma
cuery boilers marked them giving also the capacity Of the
and Of pump cupboard delivery valves steam
the The boilers the nr and surface also the diam
etcr pitch surface and kind of propeller aud other principal points,
that comparisons can readily be made
and labor provided completed
the satisfaction OF the department. there will be made payment Of
y part whole amount of the contract When the whole shall
have completed and ready for erection in tho ship further
Of 70 VIII be made and when sa u n , o. seyo con
and ship shall have performed satisfactorily at sea for
months, tle remaining
necessary during period from defective workmanspor materials
win be al the expense Of the contractor
il to that II tho weight and other conditions spool
ned III complied with the department Is 70 be Mt
liberty reject the whole machinery the contractor 10 be at the
rnse Of taking ship refund whatever
The contract price may have been paid. gE. n.
win also be received at the same time and place for the
machinery and appendages and placing the board
each Of tho soops building the
Philadelphia and Pensacola under the specifications and conditions
above stated variations in the Following particulars viz
lat Horse power $50 least so revolutions per minute
weight for machinery appcnages boilers and water
them tools spare cccs and coal must not exceed $40
tons Of pounds each The cng occupied by the and
boilers the and thence
forward n distance OF 40 feet s4l5s /.
The distance esde Of the mainma the after aide of
the forward post will be about 10 feet The depth from the
line to the top the keel under the propeller win be eet
2 inches. Is K
Steam engine who bid obtain copy
Of the vessels upon making application to the
department RAAN IoUCEi, af4t.
a.4 a,a,lr4r h.. . Secretary OF the Navy
a--1a s ! l = n I