The Portland daily press. [volume] (Portland, Me.) 1862-1921, 1871-06-27
PROPOSALS.
For the Improvement of Boston HarbOr,
Mass,

For the Improvement of Boston HarbOr,
proposals viii be received at this office. until 8
l. O'Clock T. NJ on Saturday, the 22d day of July
next, tor extending the sea walls on "Long Island
and "Pont Aierton," and for Dredging on the "Up-
per Middle" in Boston harbor.
The wall on "Long Island' is to be extended 400
linea feet, more OF less; and that Point Aer ton
2G0 neal feet more or less and they both to be
built OF granite and coacrete laid in hydraulic ce-
ment upon concrete foundation, in the same man.
ner and OF the same dimensions the walls airt ady
finished The granite must be as coed 10 quality as
that heretofore furnished; the cement and other
teras of the best quality; the concrete of satsfac-
tory PROPORTIONS 10 its component parts and the
Workmanship and materials must be in accordance
with the drawings and the whole to the satisfaction
OF the U. $. Engineer in charge OF the work.
Separate bids must be made tor each sea wall and
must be for aH the five following items, viz:
l. For Wall granite facing and copine) finished
per running foot;
2. Concrete tor foundation and wall-per cubic
yard;
s. Elagging laid-per superficial yard;
Z Excavation Exc. , for !oundation7per cubic yard;
3. Back h!ling-per cubic yard.
lt1 to be understood that each of the above five
items, includes all the materials and workmanship
aeqnlred ior the completion thereof, tie use of ma
chnery, teams, carts, and all other expenses what
soeyer incident thereto, well as a general and
faithful supervision oftte same.
AS all the rail tracks connecting the wharves with
the walls, w0rkmens quarters, wells sand pits sta
bles &c. the wharf also at Long Island have been
struced and built by the former Contractors at their
be required to purchase such private property, or
else the right to use the same, such terms as may
be deteriained by three disnerested persons OF
whom shall be the Engineer in charge, or such per-
son as he NAV designate.
Separate proposals will be received for Dredging a
channel through The upper Middle" as obtain
depth OF 20 feet at mean low water. $1,000 cubic
yards, more or less, of dredging will be required and
the material excavated is to be deposited in such To-
cality the Engineer in charge may direct-the dis
tance.nOt to exceed three miles.
All the work must be commenced not later than
the 18th OF August next the walls to be complet-
ed on or before the Both, of November next, and
the dredging on or before the 30th 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
bios which in bis opinion are not favorable to the
government also the bid OF any person who, in his
belief, will not faithfully and promptly perform the
contract
Payments will be made monthly; and &c per cent
will be reserved thererom until each work is COM
pleted; and be forfeited in the event of the non
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 Bufnch street for
forms OF same; and for more defnite information if
desired; and on transmitting their bids which must
be in duplicated they will endorse thereon "Propos-
ais for, Sea Wall at "Long Island, or ,sPoint Aler
tom. or "Dredging the Vi per Middle" as the case
U, s. ENGINEER OFFICE,
Boston, Mass, June 22d, 1871.
GEO. THOM.
Lit. Colonel of Engineers
Bvt. Brig. GenI U. S. A.