The New York herald. [volume] (New York [N.Y.]) 1840-1920, 1858-07-27
the TWO NEW STEAM FRIGaSEs.

the TWO NEW STEAM FKIGAtES.
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The American sIoop-sS-war Brss&ly.. to be
Launched To-Day, and the Rnsshsn FRI
gate Grand Asmiral.
THE sLOoPOFwAR BBOOKLYN.
The United States steamer Brooklyn, which will
DO launched NJ ten O'Clock this morning from Nessrs
westerves ysrd foot Of Houston street, East river,
the nrt put float Of the Ave vessels authorized by
ast Of Congress approved March s. 1857 Tho okhers,
row building, the Hartford 81 Boston, The lancaster,
u Philadelphia the Richmond, at Norfolk and the PEN
sAcola, at Pensacola
The contract for the Brooklyn was made with Mr. Jacob
A. westerveK on tho 18th Of November last, by which
he sgreed complete the hip, ready for fes sixteen
months from the date Of the eonrsc About onsaaf Of
The allotted time has COW expired; he materials have all
been collected the hull has been completed the masts
spars rigging, sas engine, &C., are IN good state o.
ferwardness and ready be put board and there
nothing prevent the ship being ready for her trial trip
in months which will be considerably within the time
agreed upon the contract The frame OF the Brooklyn
well the apron inner post and deadwoods are COM
posed entirely Of live oak Of the best quality,
the frame being doweed and bolted together and ned
in solid and cauked inside and outside from the keel
10 line four feet above the top Of the keel The frame
rs moulded l6 inches at floor and ak inches a. the rail,
and sides from " 10 nchesbeng 80 inches from joint
10 Joint OF the frames. She double braced with IRON
straps by placed At IN srgle OF Al degrees, and
four feet apart me straps commence ct the turn OF the
bge and run up and connect with iron band inch
thick snd five inches wide, which continues entirely
around tho ahp, and placed IL inches below the gun
deck beams 70 allow the air ports 10 be cut above clear
Of the strap The iron braces ea;h other, set
being into the dmbers and the other into the ceiling,
&C. They are rveed to each other at the Intersections,
and bolted to the frames with seven eghths bolt In
each timber. The keel, stem, stern posts and nelson's
are Of the best quality white oak and side II inches and
mould Is inches There three nelson's running the
whole length Of the ship, and four running within about
80 feet each snd upon which secured the engines
boilers, &C. The ceiling zine inches thick, the berth
deck clamps eight inches thick, the gundeck clamps six
inches thick squsre fastened with eighths iron
bolts and In addition the ceiling Is boted edgewse 80
inches asunder with iron bolts The beams Of yellow
pne and IA inches In the CENTRE tapered to II inches
Il The end, kneed with six knees at each beam,
sided from 70 10 inches bolted through the frames and
outside plank with Is bolts in each knee the Arms Of all
~ feet long, and the bodies OF the hanging
knees feet long and run down 10 the water wsys
She hes two waterways soarphed and boed together with
one bolt in each timber driven through from the outside
plank aud riveted. The outside plank are OF wkte oak
the cardboard seven inches thick booito the keel and
the strakes above inches, and inches. gradually
diminishing 70 ~ the lower turn Of the bilge; they
are inches The bge gradually increasing 10 inches
1t the berthdeck continuing tho same thickness 10
the gundeck from whence they gradually diminish TO
inches at the port SILL The bulwarks Of yellow pine
outside and white oak inside he oombngs Of the matches
are OF mahogany. She ia provided with two capstans-
one OF which Browns patent, which has been 90 much
approved in the mercantile marine. She nsed 70 work
ons ten inch pivot gun n each end and the balwarks
in tha NJ thoao
gups FIRE every direction. She has IL ports on
zach eide ned inch shell guns OF Dahlgrens patent
OF which she carry 10 for the present Her internal
are somewhat similar other naval vessels
OF her class and materials and workmanship in all
departments Of the beat quality. She Ia 2i7 feet
long from Of 10 after post - feet beam aud
q feet inches deep from floor umbsrs 70 the top OF gun
deck beam the height between decks clear OF The beams
little feet The Brooklyn has also three water
tight bukheads fitted in improved manner, and which
Il ID believed adds great strength 10 the ship well
as ssfcty IN collision other casualty. She will DO
fully SPARED and rugged Is a"razse s'oop ofwar, do
pending principally upon her canvas with steam power
a. an auxiliary being the Gloss Of vesses and most
effective In naval service The light drAught OF water Of
the Brooklyn only feet inches There has been
pended in her construction about cubic feet Of live
oak 900 cubic feet OF yellow pine 10000 lbs OF copper
bolts and zoo lbs orou Every sraEe plank has two
seven ghths bolts driven through and riveted and two
locus, treenas wedged inside and outside She Ia Intended
10 draw equipped for sea- le feet Of water and her
speed calculated under steam alone 10 per hour
but with CANVASS under favorable circumstances abe will
probably make Is knots hour. Tho Brooklyn will be
propelled by two horizontal condensng crosshead engines
Tho cylinders are e6 inches In diameter, 80 inches
| stroke The crank shat Ia inches diameter, with
cranks forged SHAFT propeller Of brass 10
feet diameter, with 30 feet pitch. All tho
sea valves OF brass, and she has two steam
pumps for pumping up boilers pumping cut ship, and fire
pump when required. There Ia brass lining whsre the
shat passes through the and deadwood OF ship
Tho outside Of the brass lining covered With copper 10
make IL oouby secure. She Ia also fitted with an
rapgemens for hosting The propeller out Of the water
when she s under sail. She carries Martins boilers,
with vertical tubes, and circulating through the
tubes about 600 square feet Of Gre surface and 200 feet
OF rae surface also telescope smoke Pipe W rass
lower si pleasure The fresh water condenser for ships
use will make shout 200 gallons OF water day. me
total weight Of boilers and engines Ia TO 900 pounds In
Guided in this weight about 100 900 pounds Of brass
The hull spars, &C., have been constructed under the
constant supervision OF Samuel N. Pook, Eq naval
slructor the part Of The government d. B Martin,
Eq, late Engineer in Chief Of the Navy, the supern
tendent Of the engine boilers TO- and cApt Stephen c.
Rowan, Ordnance oncer Of Brooklyn Navy Yard, hAs
| entire charge Of the ordnance equipment, &c.
The launch win take place about ten O'Clock this
ing The Secretary Of the Navy, tho Town Councl, and
several leading members Of she Ma besides Influential
citizens have been invited, and expected attend.
THE RUSSIAN FsrGATE GRAND ADMIRAL.
THIS splendid friga,e for the imperial Russian govern
men, now building by william weob, Esq, at the foot
OF sixth street. Eas, river and pretty well advanced
towards completion, her spardeck being laid and the
plauttus outside nearly finished. she presents most
favorable opportunity 70 examine her model aud the w
rious improvements and inventions which are employed
m her construction. s confidently expected that tho
Grand Admiral vii be far superior In strength W any
vessel Of her built, nothing Whatever having
been left undope which could any manner combine the
qualities Of endurance and TASTE The construction and
ntent OF the ship and engines supernscnded by Gap
tain sbesston, assisted by Captains sshwsrta, Iva