National Republican. (Washington City (D.C.)) 1872-1888, 1875-08-17
PROPOSALS FOR BUILDING AN IRON
Z SECTIONAL BALANCE DRY DOCK.
NAVY DEPARTMENT.

NAVY DEPARTMENT,
Sealed Proposals. SPr Ss 5er Bud.
ing an Iron Sectional Balance Dry Dock, will be
m. on the 18th day Of September next, from dry
dock builders, manufacturers and mechanics ac-
quainted with that KIND Of work, for furnishing
tons Of an Iron Sectional BslaSee Dry Doet lat At
the Nary Yard, Pensacola, Florida.
Said dock to be erected and used In basin In
width. '1 wv WV 's 'N -t' Jaw '''' -
Each section thereof to be of about the follow.
ing dimensions, viz: Width, los feet; length, 80
feet inches; depth II feet; and to have q dis
placement above Its own weight, when completed,
ready for use, of about 600 tons.
The general plans and specifications for the
whole Of this dock have been adopted, and may be
seen and examined at the Navy Department.
adopted and assumed by the Government only as
the general character and Dimensions Of the docf,
successful operation: But the contractor must
assume and approve them 70 that extent, and will
De himself ned f resPonsDe taey are suitable
for the strength, capacity and successful opera
ton Of the docK when built, for two years after
No increase Of size and general dimensions will
be permitted without the express sanction Of the
Department.
called the engine section, two upright beam en-
gines and boilers, with all the necessary pumps,
water sa9Esnaifng, rearing maca Mn and At
raise the dock Of six sections with vessel Of 100
tons weight upon it. in one hour.
The engines and boilers will be protected by q
suitable hoase, to be built Of charcoal iron.
The plans Of the engines and boilers, with speci-
fcstions in detail, must be approved by an enzl-
peer Of the United States navy, to be appointed
by the Department for that duty.
The maferials used in building said dock must
plate hSroosf must be ab
to stand the regulation tests for strength and
toughness of iron used for building iron vessels Of
war H rr
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 or portion Of the work not considered
BY him to be Of proper quality and workman
The contractor viii be required to give security
IN the amount Of 100000, with mot less than two
sureties, who will furnish the usual certificates
that they possess property free from incumbranee
as suretes that he will do the work and construct
the docks according to hs contract In all respects
and that the same Viii be sufiicient In strength
which Il is designed, as set out In this advertise
ment and in said contract, and that It will operate
successfully for two years after II has been accept
The work will be completed and the two sections
ready for use within I'VE months from the date Of
Payments will be made In ten equal parts, as
the work progresses, upon bills duly certined 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
cufity until the nnal completion and acceptance
of the work.
All t'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 70 be for the
interests Of the Government; and, for the purpose
Of securing proper Information on these points, o
board Of ofhcers, consisting of one line officer one
engineer and one constructor, will be appointed
BY the Department to examine the bids, and In
vestigate snd report upon the experience and
ability Of the persons bidding, and the facilities
ct their command for properly executing the
work required; and tbs Department viii not
award the contract 70 any one Of whom such 70.
port is not, in all respects, satisfactory.
GEO. NJ. ROBSON,
auto Secretary Of the Navy,