Evening star. [volume] (Washington, D.C.) 1854-1972, 1868-03-28
LIMITED STATES ENGINEER OFFICE. FOR
4 FORTS AND SEA WALLS,
Sr

BOSTON, nj March 26 1873
Proposals will be received at this Ice till noon
OF the 9Th day Of April next for rebuilding the sea
Nall OF north TN head Of Deer I.and Boston Har
funds avail able will permit. '
The wall as now built, is Of ten courses, sverag,
ing, and heavy "shelln stone paving In rear. The
nine upper courses be taken u and reiaid i'm
one inch TO foot, and with backing Of Concrete
to make the total average thickness of the wall at
Gut its vertical joints sTe to be R91 to pc
cleaned and filled with mortar-the concrete back
must be taken to break the joints and make as
good bond possible, also to select long stone
when practicable, to tie well into the concrete
Alter putting in the concrete backing, which
ed in and rsmm behind it. some six inches dse of of
gravel being kept next the plasterng at the back
ai1undaton of small boulders or graveD for Is to
y nches n tdeIth TT This paying i to extend from
boulder paving will he put in back of this shell
stone about feet wide.
The walls to be built in all respects in the best
rebuilt at the Middle and South Heads of the same
island and with the stone and other materiaI ali
leland or obtained there free, such as sand boul
is to furnish labor and all other materials needed.
The offers will be made, stating the price per
its concrete backing and shell. stone aud boulder
wcTR ese OF a:o aS his
iabCrers, or for one horse teams aad driver, for
the exception Of any work required which cannot
The proposals will also state the price per linear
foo, for rsmo,iDg if n, GeqGirsd the paving and
for which the front has been relaid already, and
for backing said front with concrete in rear, ana
down TO Include the foundation course and 90 as to
make the wall as relaid Of the fall average thick
mess OF eight feet the earth backing and the shell
stone and boulder paving being replaced on the
other parts
on, rs win alse be made for building one or two
lAft red At ha all af .itkx
Said jeties to be of character similar to the jct
~ now built on the southeast part of Great Brew
about two feet thick and six to eight feet long
BY similar stone. The outer row OF pile stone to
be set three or four feet in the ground, and pro-
tected by an offset of concrete about eighteen
inches wide ano thick. These jetties will require
about three thousand cubic feet eff this split tone
and Will be offered for by the cubic yard of con
Pends Of the COS, Of the split steoehe boulders
The buildings, except an INSPECTORS room, the
derricks, carts, concrete boxes, and wheeling
service OF contractor he taking proper care OF
them and returning the same in good condition
The small tools, such as picks, shove's drills.
iron, &C., and about two hundred barrels of ce-
to the contractor IL required by him, to be in part
payment for work done under the contract.
hours previou. to the closing Of the bids as above
December next, and to the full sstisiscton Of the he
superintt nting engineer, or his successors, and
under the inspection of such assist ants or inspec
tors as he or they may appoint, whose directions
as to the construction of the work, TO make il
cases be complied with.
Each proposal will state whether the bids are on
condition that the Whole are taken, or If any Dor
ton may be accepted without the rest; and ca ch
efer must be accompanied by at least two &C
ceptin9 snreties. and TO cover one third the
amount bid, and be certified to their suficienc
by some principal United States officer civil Of
their vicinity.
The right to reject any or all the bids offere
is reserved.
not ofteDer than monthly, 10 per cent of the
value Of the work done being retained until the
whole II completed.
The bids, endorsed Proposals for Rebuild ne
Deer Iland Sc avail, :" will be adore .sed to
III. W BENHAM,
Superfntending Engineer.
Colonel Of En- ginesrs, BIevet Major General [. 8,
Army. M -ent5