Daily national Republican., 1863-04-02
ORDNANCE FICE,
I a a.

WaEhingtoH, March }, 1853.
PROPOSALS. will be received at this Otige until!
O'Clock, p. m the 3Oth OF April, 1863 IOr furnish
ing six hundred Wrought-iron Beams Tor Rails o.
Chassis OF Ses-CoAst Carriages.
These beams are TO he made after the following
specifications:
Therai ior barbette carriages s rolled wrought
iron beam, similar in appearance to the "p'-shAped
beams used in the construction of hre-proof build
ings. II Is required to be straight and smooth on
Its surface, and free from hAws, imperfect welds
bisters and cinder streAks. The outer surfaces OF
the two asnges are planes parallel to each other
and at right angles TO The web The web joins the
two nanges along their middle line, leaving them
to project equally on each side ana must De with
Out bends or cOrTugatons'
DIMENSIONS OF BEAMS.
brpfh bSnTi Set|scn be ISst' outer surfaces Of '
TheEness HIGla Ss Of sspsc at outer edge IS inch
Thickness OF web b.....,.....,..,...,., 90
These beams will be inspected after the following
rules:
They are to be made OF good, tough, well-worked
clear iron; the absence OF which qualities (geneT-
ally indicated by rOughness of surface, and by
checks, and more marked roughneaS along the
cGgcs OF the anges) also hAwa or bad YIELDS blis.
ters and StreAks oil cnder, will cause their reee-
tiOn.
Ist. They are to he Of the required Dimensions,
and square At the ends
ID. They are to be straight and free from sAort
bends in the fanges and webs.
Sd. The outer plane surfaces Of the hanses are to
be parallel to each other, and in planes perpendle-
9TH. The webs are not to be bent or troughed, as
would result from resting the rails along their
whole lengths on the edges OF the nanges while the
webs are too hot to bear their weight.
9TH. The nAngcs are to be perfectly squalon each
VARIATIONS ALLOWED IN INSPECTING.
In length of rff f...'...'.' .,.'''.'..., 90 inch
In depth OF rail 10 inch
In thickness Of web ........ .... .eo Inch
In warp or wind, in depth Of HAnge at eM.
treme end Of rail ...: ...... ...,..... 10 inch
Difference In distance between outer edges
OF plane surfaces Of hAnges on different
sides Of web at any cross section Of rail 10 in-h
4 straight edge Of equal length with the rail
placed on the outer edge Of the hAnFe
should not depart from It AT any point
more than .....:.....:.....:...,... is iuch
notdepart from II at any point more than 10 inch
plane surface placed on the plane surface
Of either mango should not depart from It
at any point more than ........,... 10 ln"b
Nrecimens Ot the beams, or drawings Of them,
ca be seen at the United States Atsenals At Fort
| ay Ivania, and WateFtOwn, Massachusetts.
| Bidders will state the number Of 0eam6 they
| propose to Furnish the time when they WIN com
| mence the delivery, which should be as early as
possible, and the number they can deliver weekly
hfter commenting the delivery place where they
| will make them and the price per pound Tor which
! they will deliver them At the point Of vessel or
| railroad shipment nearest 70 their works.
/ 80 bids will be entertained except from pefbons
actually engaged In the manufacture Of Iron, svi.
dence Of which must accompany The bid.
Each party obtaining contract wall be required
faithfuFfulhllment; and transfer OF the contract
to another party will cause itg entire forfeiture,
! The right is reserved 70 reject al proposals II
the prces are deemed too high or II for any
Il Is not deemed for the public inteFsst TO accept
| them.
| Proposals will be sealed and Addressed 10 " GEN.
| ERAL J. W. RIPLEY, Chief of Ordnance, Wash
! iRgton, D. c." and WIN be endorsed "Propotslt
for Wrought Iron BeamS."
! mar sl-TThSta