The Portland daily press., 1870-08-18
GEO. O. HOPKINS.
Attorney at Law,
Cor. Exchange and Federal Sts.,
PORTLAND.
TuThSatf mrl5tcsept5*
Bre.lwa,cr a, Block Island. r. /.
ENGINEER OFFICE, U. s. ARMY.
NEUDnnT r 11th 1oSn

ENGINEER OFFICE, U. s. ARMY.
NEWPORT, II. l., August 11th, 1870. !
CEALED PROPOSALS will be received at this
- office. until Saturday, the 18th day OF September
1870 at IL o'clock NJ, Tor the construction of the
substractwe OF Breaks ater at Block Island, R.
tor local purposes
1t will begin at point on shore near .sands
Landing" on the southeast part OF the Island, and
he hnilt out 10, and along line joining Cay Head
about three hundred 5000 feet beyond the low wa
ter line. 1he greatest depth Of water the line Of
Is sixteen l6 teet at mean low water. From thence
shoreward, the bottom slopes up gradually to high
water mark, the bottom being smooth sand under
Lid with clay The mean rise andtall'of the tide is
three and ono quarter 1 ~ feet. e,-
The substructure OF the breakwater will he stone
simply dropped into the water 20 as to orm slope
toward the sea, and one base one pc pendic-
nlar on the side toward the land, and to be thirty
must he begun at the shore end, and be finished up
shore. -
The stone must be granite Of the best QUALITY, so
far as durability is concerned and in pieces weigh
ing not less than one and one quarter Il 1-4) tons,
without regard TO shape, exee.t that there must be
believed that this work can be done by vess. Is
unloading their carRees on the spot. In ordinary
weather vessels can lie in the roadstead with perfect
safety though there will be the earlier prog
Iess OF the work at least, when much time must he
lost: The worst storms are from the southeast, and
dnring storms from that quarter, the roadstead is
untenable tor vessels of any class.
To complete the whole substructure about Il fty
thousand tons ofstone will be required but at pres
ent the funds appropriated will It is estimated pay
.f'r not more than ten thousand tons. Proposals
will be received only for the smaller amount and no
contract Will be entered into IUr work re rfor-
ed alter the 3Oth day OF June, 1871.
Payments will be made monthly reseryinp ten nc)
IeI centum til the contract is fulfilled
Proposals must state the price per ton at which
the stone Will be furnished and ut in the breakwa
ter which price 1nst include all char aes Whatsoever
against the United States
Ths stone must be deposited by the contractor nm
der the supervision of Engineer designated by the
undersigned ior that duty. y '"S
Prop0sals must state the earliest time at which
work will be begun after acceptance OF PROPOSAL
Work once begun must be prose- ecuted with all prac-
:icable diligence.
Each proposal must be in duplicate, accompanied
by Guaranty In duplicate, with rinIed COPY of
this advertisement attached to each proposal. Bank
forms tor proposals and guarantees will be furnished
by this office on application. and any other info,ma-
tion practicable to give.
The Olject Ot this advertisement being to give
every responsibte and capable party an opportunity
to bid for the work, and to secure to the public the
greatest amount of work with the unds appropriat.
e. the right is eserved to reject auy and all bids
II these objects are Lot thereby obtained.
proposals must be addressed to the undersigned
and endorsed on the envelope "Proposals tor 6ujid.
ing breakwater at Block Island. II. L."
q. X. WARREN,
Major OF Engineers;
..,r,c. Bvt. Maj. Gen. U. s. A