Daily Republican., 1883-05-22
NEW ADvERTISEMENTs.
PROPOSALS FOR BUILDING A
SEWER OVER SHlPLEY Run,
from THE SOUTHEAST $ DE OF
MARYLAND AVENUE, TO EXTEND
n.niip 81 FEET SOUTHEASTEkIY.

ssa,ed proposals win be received in the box
in the Council Chamber until 7.30 O'Clock p.
~ thursday, May 24th, 1883, for the build my
nf about 81 feet Of sewer, extending sOutherly
S,om The southeasterly side Of Maryland ave
The sewer will be constructed of stone and
hrick Ihe wall will be about6 feet high and
. te.t thick, built Of good, well shaped two
mem tone. The walls will be what Is gsner-
aiiy known ~ rubbie masonry. laid In nirreYu-
lar cuurses, and will cULsist Of stone contain
Inn from one to two q to p cubic feet and 80
tIsn0sed or laid as to make firm and com
moi wall and no stone Will be used that tdOcs
rnot contain ut least one cubic foot, except for
Hll,ng up the interstices between the larger
stonr In the heart VI tho walls ; at least one
ttth of the face Of the wa Is shall be composed
nf headers, extending full size, eighteen (ls)
inches into the heart of the wall, and from
the back the headers shall c IN the same
nroportion and oi the same dimensions and
20 arranged that header in the back shall
he between two headers In the face. The ends
Of the walls will be neatly tln sned with steps,
the breadth or tread OF which shall not be
lass than the rise. The distance between the
walls will Le twelve l2) feet in the clear,
which will be spanned by semi-circula lar
brick arch nine (9) inches th'ck, COMPOSED OF
Two independent rings or courses OF the best
hard burnt prlck lhe pavement Will be an
| inyerted arch of sl9 feet radius consisting Of
one course Of good paving brick laid On edge.
The bed of the pavem mt must be well pre-
mred by being Thoroughly packed AMI ram
med and made to cOniurm 10 ine exact shape
and grade of the inyerte aIch OF pavement.
The Spring ing line Of the pavement Will be
feet beDn the springing line OF the arch. The
arch Will he well backed with stone to the
heiuht of about thrse feet A Il the work. both
stone and brick of this sewer must be laid in
yooi hydraulic cement mortar, composed of
one pa ri Of cement and two parts uf clean river
I sand. All the cement must be subjected to II
test and approved by the Street Commission
/ er before it will be allowed to be used IN the
work. The contractor will MT be allowed to
depOst materials for the construction Of said
. sewer IN Mary land avenue so AS to impede or
interfere with the travel, and will be held re
s,Onslbe 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
free for travel both day and night.
Plans of the sew, can be seen ut my Office
| or at the office Of M C. ConwelI. Chief Engi-
neer OF the city Of Wilmington. The entire
work must be com ieted in thirty days from
| the signing Of the contract.
Bios are requested for the entire work. in.
.uding excavation and back filling. Each
/ bid must be accompanied with a bond in the
good faith of the bid. and the successful bid
/ der II III be required to give II bond IN the sum
of 81, 900 with surety for the faithful perform.
ancc Of the contract.
| All bi smust be endorsed "l'rOpUsals for
sewer over Shipley Kun. from the southeast
| side o! Mary land avenue"
The committee reserves the right to reject
any or all bids LEWIS ZEBLEY,
Mygl. 3t street Comm lsslOner.