Daily national Republican., 1863-04-16
OFFICE,
WAN nFp

( II ~ n n y ~ " e.
" WAR DEPARTMENT,
Washington, March 3, 1859,
PROPOSALS will be received at this office until
ing six hundred Wrought-iron Beams for Rails OF
Chassis Of seA-coast Carriages.
These beams are to be made after the following
specifications:
The rail for barbette carriages is a rolled wrought
iron beam, similar in appearance to tho "I'shaped
beams used in the construction Of hreproof build
ings 1t is required to be straight and smooth on
its surface, and free from flaws, imperfect YIELDS,
blisters, and cnder streaks. The outer surfaces OF
and at right angles to the web The web joins the
two fiaDges along their middle line leaving them
to project equally on each side, and must be with
out bends or cOTTugAtionB.
DIMENSIONS OF BEAMS.
Length OF FAll............... ........ IT incheR,
Depth between outer surfaces OF
Wang JniSStnSges, e., ''''''''''''' ''''' ,-s "
Thickness Of aange at outer edge. % inch.
These beams viii be inspected after the following
rules:
They are to be made of good, tough, well-worked
clear iron; the absence Of which qualities (gener-
ally indicated by roughness of surface, and by
checks, and more marked roughness along the
edges of the hangesl also flaws bad Yields, blis-
ters, and streaks Of cnder, will cause their reee-
tiOn.
ist. They are to be of the required dimensions,
and square at the ends.
bends in the hanges and webs.
Sd. The outer plane surfaces Of the hanges are to
be parallel tOeach other, and in planes peTpendc-
4th. The webs are not to be bent or frOughed, as
would result from resting the rails along their
webs are too hot to bear their weight.
ide of the web.
VARIATIONS ALLOWED IN INSPECTING.
In length ol rail''''.''''. .......''... 30 inch
In depth OF rail 10 inch
In warp or wind, in depth OF aange at ex-
III
Difference in distance between outer edges
of plane surfaces Of hAnges on different
sides of web at any cross section of rail 10 inch
A straight edge of equal length with the rail
placed on the outer edge of the fange
more than .. ................... ........ rs inch
not depart from 1t at any point more than 10 inch
A plane surface placed on the plane surface
Of either nange should not depart from IL
DepnTtSre GS from SuS SSIsre in depth Of rail- is nSS
Specimens of the beams, or drawings OF them,
can be seen at the United States AFsenAls at Fort
Monroe, Virginia, Bridesburg and Pttsburg, Penn
sylvania, and WatertOwn, Massachusetts.
Bidders will state the number OF beams they
propose to furRish, the time when they willIcom-
menee the delivery, which should be as early as
after commencing the delivery, place where thOy
will make them, and the price per pound for which
they will deliver them at the point Of vessel or
railroad shipment nearest to their works.
No bids viii be entertained except from persons
actually engaged In the manufacture Of iron, evl.
uNhNN VI "iliNh HNNOihpHh1 lho
Each party obtaining contract will be required
to enter into bOnds with proper sureties for Its
faithful fuhllment; and transfer OF the contract
to another party will cause Its entire forfeiture.
The right Ia reserved to reject all proposals. II
the prices are deemed too high, or II for any cause
II is not deeRed for the public interest TO accept
them.
Proposals will be sealed and addressed to GEN
ERALJ. W. RIPLEY, Chief of Ordnance, Wash
ington, d. c." and VIII be endorsed " "PTopOsalL
for Wrought Iron Beams"
JAS. W. RIPLEY,
nrKv Of
mar 3l-TThStd