Daily national Republican., 1863-03-31
OFFICE,

ORDNANoE oEEIGDE, .,,,,,
Proposals will be received at this ONCE until
O'Clock, y. M the SOth Of April 1851 for furnish
ing six hundred Wrought-ron Beams for Rails OF
Chassis OF SeA-coAat Carriages.
These beams are to be made after the following
specifications:
The rail- for barbette carriages ia rolled wrought
iron beam, similar In appearance to the "r'-shRped
beams used In the construction Of hreprOof build
lngs It 10 required to be straight and smooth on
Its surface, and free from flaws, imperfect YIELDS,
bllSterS, and clnder Streaks The outer surfaces OF
the two fanges are planes parallel to each other,
and at right angles TO the web. The web Joins the
two hanges along their middle line, leaving them
to project equally each side, and must be with
out bends or eofrugations.
DnIESsIoss OF BEAMS.
% bePfS Be Between T outer surface. OF m'h''
nangea ............. .".. 10
EnIaEnS'' Si PsSi q sns: at outer edge: 40 inch
thickness OF web. so
These beams will be inspected after the following
rules!
They are to be made Of good, tough, well-worked
clear ironi the absence Of which qualities (geneT-
checks, and more marked rouEhness along the
edges Of the hauges) as also flaws or bad wedS ba-
tiers, and streaks Of einder, will cause their reee-
i!t. They are to be of the required dimensions,
and square At the ends.
ID; They are to be straight and free from short
bends in the hanBea and webs,
I'd. The outer plane surfaces Of the nAngea are to
be parallel to each other, and In planes perpendc-
lth. The webs are not to be bent or trou0hed, a.
would result from resting the rails along their
whole lengths on the edges Of the nangss while the
webs are too hot to bear their weight.
side Of the web.
VARIATIONS ALLOWED IL INsPEcTTNo.
In length Of rAn'.' 90 Inch
IN eep,h OF ran 10 Inch
In warp or wind, in depth OfnAngS at s1. ''
treme end Of rail -. ......, o..... 10 inch
Of plane surfaces Of nanges on different
sides Of web Al any eroSs section Of rail 10 inch
A straight edge OF equal length with the rail-
placed on the outer edge Of the nAnge
should not depart frOmit At any point
more than 80. rs InOh
not depart from It at any point more than 10 inch
plane surface placed on the plane surface
Of either nAnEe should not depart from Il
At any point more than .,.,.,...... 10 inch
Departure IRON square in depth OF rail-. rs inch
Specimen ot tns The beans q arswns, Of then
Monroe, Virginia, Bridesburg and PittaburE, Penn
sylyenlA, and Watertown, Massachusetts.
BldderaWlll state the number Of beams they
propose to furnish, the time when they will com
| menoe the delivery, which should be as early Al
possible, and the number they can deliver weekly
after commencing the delivery, place where they
will make them, and the price per pound for which
| they will deliver them at the point Of vessel ol
rSsiToSd S shlRmSsnt S nearest tS thelr % works. 9
actually engaged ln the manufacture OF iron, eyi
denee OF which must accompany the bid.
Each party obtaining q contract will be required
| to enter into bonds, with proper sureties for III
faithful fulhllment; and transfer OF the contrAe
to another party will cause Its entire forfeiture.
The right Is reserved to reject all proposals 1
the prices deemed too high, or II for any oAuB
i is not deemed for the public interest to Aeeep
| them.
Proposals will be sealed and addressed to GEN
ERAL J. W. RIPLEY, Chief of Ordnance, Wash
ington, D. Co. and will be endorsed "ProposAl
for Wrought Iron Beams"
| JAS. W. RIPLEY,
BrigadieT General, Chief Ordnance.
| mar 9l-TThStd