Daily Republican. [volume] ([Wilmington, Del.]) 1874-1890, 1883-05-24
NOTICES.

DROPOSALS FOX BUILDING A
i SEWER OVER SHIPLEY RUN,
FROM THE SOUTHEAST SIDE OF
MARYLAND AVENUE, To EXTEND
ABOUT 81 FEET SOUTHEASrERLY.
Sealed proposals will be received in the box
In the Council Chamber until 1880 O'Clock D.
~, Thursday, May oath 1873, for the building
Of about 81 feet OF sewer, extending southerly
from the southeasterly side of Maryland ave
The sewer will be constructed of stone and
brick. ihe wall will be abUut6 feet high and
feet thick. built Of good, well shaped two
men tone. The walls will be what IL gener-
ally known rs rubble masonry, laid In rregu-
lar courses, and will consist of stone contain
x from one " two Il " y cubic feet, and 80
disposed or laid as " make 4 firm and com
pact wall, and no stone Will be used that does
not contain at least one cubic foot, except for
hllinK up the interstices between the larger
stone In the heart OF the walls at least one
NTH OF the face OF the walls shall be composed
headers, extending full size, eighteen ls)
inches into the heart of the wall, and from
the back the headers shall he In the same
proportion and of the same dimensions and
50 arranged that header in the back shall
be between two headers in the face. The ends
OF the walls will be neatly finished with steps,
the breadth or tread of which shall not be
less than the rise. The distance between the
walls will te twelve tl2) feet in the clear,
which Will be spanned by u semi circular
brick arch nine 10y inches thick, composed of
two independent rings or courses Of the 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 pre-.
pared by being thoroughly packed and ram
med and made " conform to the exact shape |
and grade OF the inverte arch or pavement |
The sDringing line Of the pavement will be 3
feet below the sprnging line of the arch. The
A nynl htInk bad utn 20. tI,..l
height Of about thrse feet All the work, both |
stone and brick, OF this sewer must be laid 10 |
good hydraulic cement mortar, composed of
one part Of cement and two parts Of clean river
sand. All the cement must be subjected to u |
test and approved by the Street Commission
er before 1t will be allowed to be used in the
work. The contractor will not be allowed TO |
deposit materials for the construction Of said
sewer IN Maryland avenue 80 as to impede or
Interfere with the travel, and will be held re-
spOnsible for any damage or injury that may
occur To any persOnor property on account of
any neglect on his part to keep the avenue
Tree for travel both day and night.
Plans ofthe sewer can be seen ut my Office
Dr. ut the office OF NJ. &. Conwell, Chief Engi.
neer of the city Of Wilmington. The entire
work must be completed in thirty days from
he signing of the contract.
Bids are requested for the entire work, in.
,luding excavation and back .iling. Each
Did must be accompanied with bond in the
'um Of $500 with surety ,as IL guara ntee of the
good faith of the bid, and the successful bid
Ter iii be required tOgIve II bond in the sum
If 81 900 with surety for the faithful perform.
lnce of the contract.
All bids must be endorsed proposals for
'ewer over Shipley Kun, from the southeast
ide Of Maryla land avenue"
The committee reserves the right to reject
my or all bids. LEWIS ZEBLEY,
my2l.3t Street Comm iSeiOner. |