Daily national Republican., 1863-04-28
ORDNANCE OFFICE,

Washington, March ,, 1869
PROPOSALS will be received at this office until 4
o'clock, p. m the 30th OF April 1862 for furnish
ing six hundred WrOught-iron Beams for Rails oil
Chassis OF SeH-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 the "I'shAped
beams used in the construction Of hrc-prOof build
ings. II 10 required to be straight and smooth on
Its surface, and free from flaws, imperfect Yields,
blisters, and cnder streaks. The outer surfaces OF
the two hanges are planes parallel to each other,
and at right angles to the web. The web joins the
two fAnges along their middle line, leaving them
to project equally on each side, and must he with
out bends or cOrrugations.
DIMENSIONS OF BEAMS.
Length Of rail ....:.,....., ,......., II inches.
Depth between outer surfaces OF
WiSt6 Of a,nVes ',''' Ss75 g
Thickness OF fiange at outer edge -. 10 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 (geneT-
ally indicated 10y ruughuCss of surface, and by
checks, and more marked rOughness along the
edges of the haUEes also flaws or bad Yields, bs-
ters and streaks OF cinier, will cause their rejec-
tiOn.
Ist. They are TO he Of the required dimensions
and square at the ends.
ID. They are 10 he straight and free from short
bends in the langea and webs.
Sd. The outer plane surfaces Of the lRnges are TO
be parallel to each other, and In planes PcrpPndc.
.
ith. The webs are not to he hent or irougLrd, Az
would rcault from resting the rails along their
whole lengths on the edges OF the fanges while the
webs are too hot to bear their weight.
! 9th. The hanTrs are 10 be perfectly equalUn each
side Of the web
VARIATIONS ALLOWED IN IEsPEC TING.
In length Ol fall,',,.....- ......,..,.. so inch
In depth Of rail ......................... 10 inch
/ In thickness of web ........ ........ 6j inch
| In warp or wind, In depth of hSnge Rt eX-
treme end OF rail ...... ,.,......... 10 inch
Difference in distance between outer edges ''''
| Ofplane surfaces Of langes on different
sides OF web AT any cross section Of rail 10 inch
A straight edge uf equal length with theF
| placed on the outer edge Of the hange
should not depart from it At any point
more than ,...... ...... .:...... -. ... 10 incl
plane surface placed on the web should
not depart from it At any point more than 10 Incl
. A plane surface placed on the plane zuriarr
/ uI either hhnPU should not depart from 1t
At any point more than .... ... -. 10 incl
Departure IRON square in depth Of rail. - incl
Specimens Of the beams, or drawings Of them
can be seen at the United States Arsenals at For
Monroe, Virginia, BridesbuTg and Pittsburg, Penn
| BylvAnia, and NhieTtOwn, Massachusetts.
! Bidders will state the number Of beams they
propose to furnish, the time when they will Com
| mence the delivery, which should he Hs early IA
possible, and the number they can deliver weekly
| after commencing the delivery place where lhGl
will make them, and the price pei pound lur wheel
! they will deliver them at the point Ui vessel o
railroad shipment nearest To their works.
/ No bids win be entertained vNCrpi from person
! actually engaged In the mauultrtuIc UI iron. rvi
dencc OF which must accompany the had.
fNCh parry OblAlhillb 4 CONTRACT VIII ut lttltllT'
| 10 enter into bonds, with proper Eurrtir8 lur ~
faithful lulhllment; and = transfer ul the cohrrHa
to another party VIII cause its entire iorl'rtgr",
! The right is rrsrrNcd Ia reject all pr"9u"-ls /
the prices are deemed too high, or II for Hn} cHir,
/ 1t Ia not deemed inr lhc public inirrra' '"H."'I
them.
/ Broposals viii he scaled and addressed to GIN
/ ERALJ. ". RIPLEY, Chief Of Ordnance, Wash
ingtOn, y. t., ami will be endorsed " PrOpOzal
/ tor Wrought Iron Drtms.'
JAS. W RIPLEY,
BrRAltCr General, thiet Ordnance.
! mar Gl-- TThNh