The Jersey City news. (Jersey City [N.J.]) 1889-1906, 1893-04-15
GREAT BIG PIPE.
Here Are the Specification S
for Jersey City's
New Meadow
Conduit.
BELLEVILLE TO HIGH SERVICE.
If the Works Not Soon Begun,
Jersey City Will Probably
Have a Water Famine.
Awaiting Finance Boards Concur
renee Materials and Plan
of Construction.

As told in THE JERSEY CITY NEWS
last week. the Board of Street aud Water
Commissioners have adopted the speci1-
cations for cast iron conduit from Rsser-
voir No. /, of the jersey City Water
Works, near Belleville, to Reservoirs Nos.
2 and on Summit avenue. As the mat
ter now stands. nothing can be done on
these specifications until the Board OF
Finance coneurs in the adoption of the
plans and specifications. 1t is probable
that the Board Of Finance will do SO. In
view of such possibility. and that
the work involves three-quarters OF
million of dollars which the city will
have to pay, the publication of these
specifications is opportune. aud THE JER-
sEY CITY NEWS herewith presents them
to its readers, and to the Taxpayers in
general Here are the specifications in
full
DIAMETER AND LENGTH.
The internal diameter of the conduit
Shall be forty-eight inches, its total
length about 30,2s0 feet, of which 1850
will be special castings, a0out l.OS0 feet OF
the last item will be submerged pile, and
about Is, $50 feet will require pfling and
Gaping.
The location of the conduit will be on
the uortherly side of the present con-
duit aud laid as shown on plans in the
Office Of the Chief Engineer OF the Board
of Street and Water Commissioners.
TIE conduit to be laid shall correspond
In every particular as to shape, material
and manufacture to the general
specifications of the Board of Street and
Water Commissioners for cast iron water
pipe, aud which, together with the draw
Jugs on file in the Office OF the Chief En-
gineer OF the Board OF Street and Water
Commissioners, form.a part of the specifi-
tions.
CONDUIT ON UPLAND.
The conduit to be laid on the upland
shall be laid three feet below the surface
of the erouud or the grade of the street.
each length of pipe shall be securely
blocked and wedged Immediately back of
the bell. Each joint shall be securely
loaded and caulked, special care being
taken TO keep the pipe clean ard free
from dirt. Each pipe shall be thoroughly
cleaned before The succeeding pipe is
laid.
The excavations for the conduit trench
shall be made in such a manner as to
interfere with the public travel as little
as possible, not more than 100 feet OF
trench, shall be opened in a public street
in advance of the pipe laid. That piling
shall be used when necessary, and left
in il SO required by the engineer. In
refilling the trench, the earth shall be
very carefully rammed underneath,
around and over the pipe until the earth
is solid. When the surface of any street.
in or across which the conduit is laid. Is
at or above grade, the street shall be
levelled off, ind, if paved. The paving
shall be reiaid, and all streets left in as
good a condition as found. When the
surface of the street is below grade, the
contractor shall cover the pipe with
es th filing at least two and one-half
ie It above the top OF the pipe.
ROCK EXCAVATION.
Rock where encountered will be meas
ured one foot below the bottom of the con-
duit and seven feet wide, boulders and
loose rock measuring one-haH cubic yards
or over, will be estimated as rock. In
blasting rock, great care shall be taken
to have the blasts properly protected.
The contractor shall keep up barricades
aud lights during the night about the
trench, and any damage done to persons
or property caused by plas ting, careless-
ness, want of skill on his part or on
be held liable for such damage to the
Mayor and Aldermen OF Jersey City, and
any amoupt of money necessary to liqu1-
date such damages shall be deducted oy
the Board of Street and Water Commis-
sioners, from any money due him under
this contract.
CONDUIT ON THE MEADOWS.
The conduit to be laid on the meadows
shall be supported on piles, the. rfles
to De spruce, twelve inches at the butt
and six inches at the top and driven TO
.lard bottom; the bents to be six feet be-
tween gcenters longitudinaily and three
feet between centers transversely. The
piles shall be cut off two feet
below ordinary high water mark,
as given by the Engineer; capped with
sound spruce tim ber 10x12 inches. 81
feet long, and securely bolted to the piles
with wrought iron bolts 20 inches long
y end / inch square. On the cEpping, a
brick cradle shall be laid one foot high in
the centre, and built as shown on plans.
The cradle shall be built OF first quality,
whole, hard burned brick, laid in cement
mortar, made of one part imported Port
land cement, and four OF clean. sharp
sand, mixed dry. No mortar shall be
used which has been mixed more tn an
one hour.
SUBMERGED CONDUIT.
The submerged conduit shall conform
to and be of the description known as y.
T. Warts Adjustable JQiuts auu bue
finished portion shall be accurately
turned to truly spherical surface. The
pipes. as they ara Joined and caulked,
shall be carefully lowered to the bottom
of the river so as to prevent undue strain
upon the pipes aud joints. On each end
of the submerged conduit slip. joint
shall be provided by the contractor. to
slip six feet, furnished with screws TO
regulate the slip, and when connected
not to be drawn out more than one loot.
The ends Of the submerged pipe line
shall be blocked. stayed. braced and sup
ported By such iron work and timber as
the engineer may direct.
CONNECTIONS.
The contractor shall furnish, and set all
special costings of whatever kind and
dimensions, for the purpose OF making
connections with existing conduits. II
required so to do by the Board OF Street
and Water Commissioners.
AIR COCKS AND BLOW OFFS.
Air cocks shall be inserted when re-
uuired. anu of such size and pattern as
the Engineer may direct. Blowof cocks
shall be placed where directed, at least
one between every two valves. Where
l. Ix r.