The daily gazette., 1881-05-09
aprl2 limo
PROPOSALS.
pRoPosALs FOR CONSTRUCTING A
SEW Err.
OFFICE OF THE STREET COMMISSIONERS,
No 81 East SIKH street


No. 81 East Sixth street,
WILMINGroS, DEL, May 5, 1881.
ASealed proposals Will be received in the
box In the City Council Chamber, until
1850 p. M. THU RSDAY, May 18th. 1881, for
constructing about 100 feet of sewer across
scott at Fourteenth street. The sewer
will be built with stone and brick, the
side walls will be of stone and the arch
and pavement of good hard brick, the
walls will be two and a half feet thick
and about five and half feet high, de-
pending on the nature OF the ground the
excavations for the walls. In all cases, 10
and solid foundation. The walls Will be
| what is generally known as rupble ma
| soury, laid in irregular courses, and Will
consist OF stone containing from one tn
| Two cubic feet, and SO disposed or laid as
to make "a firm and compact wall. No
stone snail be used that does not contain
at least one cubic foot, except for II ling
in the inJerstices between the larger
stones In the heart OF the wall.
At least one fifth of the face OF the walls
shall be composed OF headers exten ling
full size, eighteen iuches, into the walt,
and from the back the headers shall be
In the same proportion and of the same
dimensions and so arranged that n head
er In the back shall be between two
headers in the face
The ends of the walls will be neatly fin
ished with steps the breadth OF which
shall not De less than the rise. The dis
IN the clear, which will be spanned by
semi-cireular brick arch nine inches
| thick, composed of Two independent ring
or courses OF the best hard burnt brick
The pavement will be an Inverted arch
of seven and quarter feet radius con-
siBtlng OF one course OF good hard brick
laid on edge; the bed of the pavement
must be well prepared by being thorough
| ~ packed snd rammed and made to con-
| form TO the exact shape and grade Of the
inverted arch or pavement; the springihg
| line of the pavement Will be three Ieet
below the springlng lineof the arch. The
aIch viii be well backed with stone to
the height of about three feet.
AL the work oil this sewer, both stone
and brick, must be laid in good by
draulic cement mortar comp Jsed OF
equal parts OF cement and clean river
sand.
The work must be done under the d.
rection and supery ision of the street
Commissioner and the work and mate
rial must be approved by him, or IL Will
| not be accepted by the Street Committee.
| Parties bidding Will please sJate the
| price per llneal foot for building Inc
| sewer, the price per lineal foot TO include
| The cost OF excavation backhlting and
furnish all the labor and material ueces-
sary to complete the work; the sewer
must be completed within thirty days
| from the time the contract Is awarded by
City Council; for every day thereafter the
| contractor must pay 10 the City of vii.
A bond with security in the sum OF two
hundred dollars must accompany each
proposal for the good faith OF the bidder
and the person or persons TO whom thu
contract rs awarded must give q bono
with security In the sum of five hundred
dollars tor the faithful performance o.
the Contract.
1he Street Comm ittAe reserve the right
TO reject any bid that they do not think
1t will be TO the interest OF the city To ac.
cept.
Ali bids must be properly signed, sealed
and endorsed "ProPosals for construct
ing q Sewer, at Fourteenth and scot
Streets" The sewer must be built &c
cordtng to the plans and lines furnishe,
by the City Surveyors ANY further IN
formation that may be desired will b.
furnished by application TO
| l.. p. LYNCH,
| Street Com mission or
BY Order of the Street Committed,
WILLIAM MCMENAMIN,
maye6t Chairman.