National Republican., 1875-09-13
DRUP0SALS FOR BUILDING AN IRON
= SECTIONAL BALANCE DRY DOCK.

I SECTIONAL BALANCE DRY DOCK.
- NAVY DEPARTMENT.,
Sealed Proposals indorsed "PropOsaIs for Bufid.
t..s an Iron Sectional Balance DRY Dock" will be
received at the Navy Department until Il o'clock
m. on the 18th day Of September next, from dry
ausinted with that KIND of WORK. for furnishing
the materials for, and the building OF, two sec
tions Of an Iron Sectional Balance Dry Dock at
Said dock to be erected and used in basin in
width
Each section thereof to be of about the follow
ing dimensions, viz: Width, los feet; length, 50
feet 9 inches; depth IL feet; and to have dis
placement above IFS own weight, when completed,
The general plans and specifications for tn Q
whole Of this dock have been adopted, and may be
ss TSese sp plsDs anG specihcstions are SoseSer
adopted and assumed by the Government only as
the general plans and specifications controlling
not as guaranteeing its strength, capacity and
successful operation. But the contractor must
assume and approve them to that extent, and will
be himself held responsible that they are suitable
and sufficient for the purpose desired, and also
for the strength, capacity and successful opera
tion Of the oocK, when built, for two years after
It has been tested and found to be ready for use
No increase OF size and general dimensions will
be permitted without the express sanction Of the
The contractor Will also furnish, for one section
called the engine section, two upright beam en-
gines and boilers, with all the necessary pumps
water tanks Ishafting, gearing, machinery and at
raise the dock Of six sections with vessel of
tons weight upon It, in one hour.
suitable hodse, to be built Of charcoal iron.
The plans Of the engines and boilers, with speci-
ications in detail, must be approved by an enRi:
neer Of the United States navy, to be appointed
by the Department for that duty.
The materials used in building said dock must
be, in all its parts, of the best quality Of beam,
to stand the regulation tests for strength and
toughness Of iron used for building iron vessels Of
war
The whole structure will be built under the In
spection Of the superintendent appointed by the
Department, who will have authority to reject
any material portion OF the work not considered
by him to be Of proper quality and workman
ship.
The contractor will be required to give security
IN the amount of $500, ,000 with not less than two
sureties, who will furnish the usual certificates
equal to twice the amount for which they are held
as sureties that he will do the work and construct
and that the same will be sufficient in strength
and capacity, and will accomplish the purpose for
which 1t is designed, as set out In this advertise
ment and IN said contract and that It Will operate
successfully for years after it has been sccept
ed for use.
The work Will be completed and the two sections
signing the contract
Payments will be made In ten equal parts, as
the work progresses, upon bills duly certified to
by the superintendent on the part Of the Govern
ment; the Government reserving twenty per cent.
COY Of the amount of each bill as additional Sc
curity until the final completion and acceptance
Of the work.
All "straw bids" Will be at once rejected, and
the Department reserves the right to reject any
bid from persons considered not competent to do
the work, and all bids not believed to be for the
interests Of the Government; and, for the purpose
Of securing proper Information on these points, 9
board Of officers consisting of one line officer one
engineer and one constructor, will be appointed
by the Department 10 examine the bids, and In
vestigate end report upon the experience and
ability Of the persons bidding. and the facilities
at their command for properly executing the
work required; and the Department will not
award the contract to any one OF whom such re-
port is not, in all respects, satisfactory.
GEO. NJ. robson,
aulo Secretary of the Navy.