The Portland daily press. [volume] (Portland, Me.) 1862-1921, 1871-06-28
Proposals

EOHDVSsszS
For the Improvement of Boston Harbor,
Mass.
Proposals will be received at this efl,ee-nutit A
L O'Clock p M on Saturday, the 22d day of July
next, tor extending the walls on .'Long Island'
and "Point Alerton," and Ior Dredging on the "Up-
per Middle" in Boston harbor.
The wall on "L0ng Island" is to be extended 45O
Hnea feet, more or less; and that sPoint Alerton
200 neal feet more OF less and they both are to be
built OF granite and cOocrete laid in hydraulic ce-
ment upon concrete foundation, in the same man
ner and OF the same dimensions as the walls ready
finished The granite must be as coed iu quality as
that heretofore Iuroshed the cement and other ma
terals of the best quality; the of satslac-
tory proportions in its component parts; and the
Workmanship and materials must be in accordance
with the dIawings and the whole to,the satisfaction
OF the u. s. Engineer in charge OF the work.
Separate bids must be made for each sea wall; and
must be for dU the five following items, viz:
per running foot;
O.. Concrete, tor foundation and wall-per cubic
yard;
g. Flagging laid-per superficial yard;
4 Excavation tor 'Oundation-per cubic yard;
g. Back flling-per cubic yard.
1t is to be understood that each of the above five
items, includes all the materials and workmansb hin
required tor the compt ton thereof, tire use Of ma
chnery, teams, carts, and all other expenses what
soeyer incident thereto, as well as a general and
faithful supervision ottLe same.
AS all the rail tracks connecting the wharves with
the walls workmen's quarters, wells sard pits sta
bles &c. the wharf also at Long Island have been con-
sruced and built by the former Contractors at their
own expense, the Contractors for the sea walls will
he required to purchase such private properly or
else the right to use the same on such terms as NAV
be determined by three dsnteTested persons one Of
whom shall be the Engiree in charge, or such per-
son as he NAV designate.
Separate proposals will be received tor Dredging
channel through The upper Middle so as 10 obtain
depth OF % feet at mean low water. 50 OCO cubic
yards more or less of dredging will be required
the material excavated is to be deposited in such To-
caity as the Engineer in charge may drect-the dis
tance.nOt TO exceed three miles,
All the work must be commenced not later than
ihe 18th oil August next the walls to be complet.
ed on or before the 30th of November next, and
the dredging on OF before the 30ih OF June 1872.
Plans and drawings showing the site and character
OF the works will be open to inspection in this Office
The undersigned reserves the right to reject all
bids which in his opinion not favorable to the
government; also the bid of any person who, in his
belief, will not faithfully and promptly perform the
contract.
Payments win be made monthly; and &c Der cent
Will be reserved thereirom. until each work is COM
pieed and be forfeited in the event of the nom
fulfllment of the contract in the time and manner
required.
Persons desiring to make proposals are requested
TO call at this office, in No. 2 Bulfnch street Tor
Jorms OF same and for more defuite information if
desired; and on transmitting their bids Nv hch must
be IN dupticde) they will endorse thereon sProos-
ais tor, Sea Wall at "Long IsIand', or .sPont Ai,er-
tom, or 'Dredging the Vi per Middle as tbe case
may be. ~''
U. s. ENGINEER OFFICE,
Boston. Mass. June 22d, 1871.
GEO. THOM,
Lit. Colonel OF Engineers
Bvt. Brig. Gen'l u S. A.