Daily Republican., 1883-06-27

fInDip oShL1 9, rOh nLlI ;lnNI SEW
THE SOUTHEAST SIDE OF MARY
LAND AVEN UE TO EXTEND ABOUT 81
FEET SOUTH -EASTERLY.
Sealed proposals will be received in the box
in the Council chamber until 7.3G o'clock, y.
NJ. Thursday, June 2s 1888. for the building
Of about 81 feet Of sewer extending southerly
from the southeaserly side Of Maryland ave
nue.. The sewer will be constructed of stone
and brick. The wall will he about feet hiyh
and feet thick, built of good well-shapet
twomen stone. The walls will be what is
generally known as rubblc masOnery, laid in
irregular courses. and will consist of stone
containing from one to two n to p cubic feet
and so disposed or laid as to make trn
ana compact wall, and no stone will be used
that doe not contain at least one cubic foot,
except for tllling up the interstices between
the larger stone in the heart Of the wall; at
least one-tifth Of the face Of the walls shall
be composed of headers, extending full size,
eighteen lS) inches into the heart of the
wall and from the back the headers shall be
in the same proportion and OF the same di-
menslons and SO arranged that header in
the back shall be between two headers in the
face. The ends of the walls will he neatly
finished with steps. the breadth or tread Of
which shall not be less than the rise. The
distance between the walls will be twelve
(l2) feet in the clear. which will be sDanded
by semcilruar brick arch nine (9) inches
thick, COMPOSED of two Independent rings or
courses 0fthe best hard burnt brick. The
pavement Will be an inverted arch of 81 feet
radius consisting of one course of good paving
brick laid on edge. The bed of the pavement
must be well prepared by being thoroughly
packed and rammed and made to CONFORM to
the exact shape and grade of the inverted
arch or pavement. The springing line of the
pavement will be three (3) feet below the
springing line of the arch. The arch will be
well backed with stone to the height of about
three (Gl feet. All the work, both stone and
brick, of the sewer must be laid IN good hy
draulic GENE t mortar. composed of one part
OF cement and two parts of clean river sand
All the cement must be subject to test and
approved by the Street Commissioner before
it will be allowed to be used in the work
The contractor will not be allowed to deposit
materials for the construction of said sewer
on Maryland avenue so as to impede or in
terfere with the travel, and will be held re-
sponsible for any damage or injury that may
occur TO any person or property on account of
any neglect on his part to keep the avenue
rec for travel both day and night.
Plans of the sewer can be seen at my Office
or at the Office of NJ. G. Conwell, Chief Engi-
neer of the city of Wilmington. The entire |
work must be completed in thirty days from
the signing of the contract.
Bids are requested tor the entire We rk. in
cluding excavation and back,.hlling. Each bid
must be accompanied with bond in the sum
of 5000 with surety. as guaral.tce of the good
faith of the bid, and the successful bidder
will be required to give bond in the sum of
81 900 with surety for the faithful performance
If the contract.
All bids must be ndorsed "Proposals for
ewer over Shipley Run, from the southeast
de of Maryland avenue. "
The committee reserves the right to reject
my or all bids
BY order of A. A. EASTBURN,
Chairman Street Committee
LEWES ZEBLEG, Street Commissioner.
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