Evening star. [volume] (Washington, D.C.) 1854-1972, 1868-04-03
TINTED STATES ENGINEER OFFICE, FOR
~ FORTS AND SEA WALLS,
ST

BosroS, Mass, March Is, 1873
Proposals Will be received at this on ce till moo
OF the 9Th day Of April next for rebuilding the sea
wall of g. north head of Deer Island, Boston Har
POT or IRON W IL a0 linear feet thereof, if the
n The wall ss nov eoilt !; q ten courses
ing and heavy shell" stone paving in rear. The
nine upper courses to be taken up and relaid in
one ms foot, AMI with backing Of Concrete
to make the total average thickness of the wall
moved, But its vertical joints are to be Carefully
cleaned and MED with mortar-the concrete back
care must be taken 70 break the joints and make as
good bond as possible also to select long stones
when practicable, to tie well into the concrete
After putting in the concrete backing, which
e in and rsmm 6ehini it, some six ino d,e Of Of
gravel being sept next the clustering at the bsek
foundation of small Jouiders or uravelj for Is to
IS inches in depth. This paving is to extend from
? to 4 feet hack from the face of the wall, and a
houldeL paving VIII he put in back of this shell
store about feet wide.
The walls to be built in all respects in the best
Uanner, and 10 correspond with the walls already
rebuilt at the Middle and South Heads of the same
lslano and with the stone and other material. all
o. WHICH except cement. are now hand at the
Island or obtained there free, such as sand boul
t"rs, ana grave! for concrete, &c. The contractor
= 70 iuTpish labor anu all other materials needed
The offers will be made. stating the price mar
linear run ming foot, for the wall finished with
its concrete backing and she'll stone and DO ulder
paviDs-and the contractor will also make his
labor or for one horse teams aud driver for
the execution Of any work required which cannot
The proposal. will also state the price per linear
foot fer removing If required, the paving and
for backing said front with concrete in rear, ana
q vi IT, lnelude the foundation course and so to
make tie wall Ar relaid ef the full average thick
uess OF eight feet, the earth backing and the shell
stone ana BOULDER paving being replaced ss on the
Uf, rs will alss be made for building one or two
lot 4 ssNrTr af he
said Jetties to be of character similar to the ret
y now built on the southeast part of Great Brew
feet oT g, to be Of two rows Of split stoHe. ' each
ah9ut two feet thick and six to eight feet long,
6y similar stone. The cutter row of pile stone to
be set three or four feet in the ground, and pro-
inches vide an6 thick These jetties will reanire
about three Thousand cubic feet this split stone
crete and the cubic yard Of dry stone ork insa
pendent OF the cost of the pitt stenethe boulders
The buildiDgs, except an INSPECTORS room, the
dsrricks. carts. concrete boxes, and wheeling
service OF the contractor he taking proper care OF
item and returning the same in good condition
The small tools, such as picks. shoye's. drills.
iron, &C, and about two hundred barrels of ce-
ment, nov on hand at the island, will be furnished
to the contractor IL required BY him to he in part
pa y emit for work done under the contract.
animation at this office, during the usual office
hours previous to the closing of the bids as above
December next, and to the full satisfaction of the
superints nding engineer or his successors, and
under the inspection of such assist ants or nspec
tors As he or they may appoint, whose directions
as TO the conjunction Of the work, TO make IL cor
respond with that heretofore built will i'm all
cases be complied with.
Each proposal will state whether the bids are on
condition that the hole are taken, or if any por-
tiCn may be accepted without the rest; and each
efer must be accompanied by at least two &C
cepting sureties. and to cover one third the
amount bid and be certified to their suficiency
by some principal United States officer civil OF
The right to reject any all the bids offered
is reserved.
Payments will be made az the work progresses
not ofteper than monthly, 10 per cent. of the
value Of the work done being retained until the
whole IL completed.
The bids. endorsed Proposals for Rebuilding
Deer l. land seawall. ;" will be addressed to
II. W. BENHAM,
experimenting Engineer,
Colonel of Engineers, BTsvet Major General L. 8
Army. NH % eotd