Evening star. [volume] (Washington, D.C.) 1854-1972, 1868-04-02
TINTED STATES ENGINEER OFFICE, FOR
~ FORTS AND SEA WALLS,

Boston, Mass, March %, 1873.
of the 9Th day Of April next for rebuilding the sea
wall Of north head of Deer Island, Boston Har-
funds available viii permit u '"'
The wall, now built, is of ten courses. averag-
ing, and heavy shell" stone paving in rear The
nine upper to be taken up and relaid in
inch to one foot, and with backing of concrete
to make the total average thickness Of the wall at
moved but its vertical joints are to be carefully
cleaned and filed with mortar-the concrete back
be TAKEN to ha ana
good bond as possible as also to select long
when practicable, to tie well into the concrete
After putting in the concrete backing, which
nust be carefully plastered the earth must be
hlled in and rsmm behind it, some six inches of
gravel being kept next the plastering at the back
sfoundation (of small boulders or grsveD for Is TO
Is inches in depth This paying il to extend from
boulder paving will be put In back of this shell
The walls to he built in all respects in the best
manner snS to G9Irespond with the walls already
island, and with the stone and other material sll
# which, except cement. are now on hand at the
land OF obtained there free, such as sand boul,
ders, and gravel for concrete, &c. The contractor
- to furpi; labor and all other materials needed,
The offers viii be made, stating the price per
linear or running foot for the wall finished, with
its concrete backing and SHELF stone and boulder
paviDg-and the contractor will also make his
offer per day s work each, OF smiths, nasons or
lsborers, or for one horse teams and driver, for
the execution OF any work required which cannot
he included in the above specifications.
The proposal: will also state the price per linear
foot for removing. II required. the paving and
earth in OF about DO linear feet OF such wall
for which the front has been relaid already, and
down to include the foundation course, and as TO
make the wall as relaid Of the fall average thick
stone and boulder paving being replaced the
on, rs win alss be made for building one or two
Jetties, II required. at the wall of either head
said Jetles to be OF character similar to the jet
ster Island That 10 tne Jetty Is to be about nj ~
feet long to Be Of two rows Of split stone, each
holding core Of boulders, six feet wide, capped
ey similar stone The outer row of pile stone to
tected by an Offset Of sSn re!e abont eighteen
about three thousand cubic feet this spt stons
and viii be offered for by the cubic yard OF con
pendent Of the cost Of the split stene-the bouders
being on the island.
derricks carts, concrete boxes, and wheeli ng
plank now on hand at the island, will be at the
and the in
except ordinary wear, &C, from careful usage.
irOn &c, and about two hundred barrels Of ee,
ment, now on hand at the island, will be furni shed
| payment for work done under the conIr act.
Plsns of the work required will be ready for ex-
hours previou. to the closing Of the bids az above
aud the work is to be completed by the rst day OF
hDu 10 the 1uIl Satisfaction OF the
experimenting engineer. his successors, and
under the ins pecton Of such assist ants or inspec
as to the Of Se n4s TO MAKE Il
respond with that heretofore built, will in all
cases be complied with.
Each proposal will state whether the bids are on
condition that the whole are taken, or if any por
ton may be accepted without the rest and each
efer must be accompanied by at least two &C
ceptiDg eureties, and 70 cover ne-third the
amount bio and be certified as to their suniciency
by some principal United States Off Ger civil OF
their vicinity.
The right to reject any all the bids offere
is reserved
Payments will be made as the work progresses
not oftener than monthly, 10 per cent. Of the
whole b. completed.
Deer leland seawall - will be addressed to
ii. W. BENHAM,
experimenting Engineer,
Colonel of Engineers, BIsvet Major General q s
Army. NH D eotd