Daily national Republican., 1863-04-14
OFFICE,

" NAR DETARINLht
UGthiHg'oH, March }, I1E5.
PROpU5AL7 will be recciN ed At this Office un'i'
o'clock, y. M, the 9oth OF April, 1881 for furnish
ing six hundred wrought-iron Beams for Ral'J u
Chassis OF Ses-coast Carriages.
These beams are TO BE- made after the following
Specifications:
The rail for barbette carriages IL rolled wrought.
iron beam, similar In appearance 10 the "I-ah'lr,I
beams used in the construction Of hre-prOOi build.
ings. II Is required to be straight and smooth "'
its surface, and Irce from fave, imperfect wCll'
biBtCfu, and CindCT strtIks. The outer suriaoes"i
the two ianEes are planes, parallel 70 ea"h Uth"r
and 81 right angles to the McG. me vet ION ln'
to project equally on each side and must be Will
out bends Of vUTrugHttuns.
pIMESsIuN5 Or BCAM'.
bepih p7a between outer suri,ces Of
nanges ............. .... 10
Width Of hAEgrs .... ....... .... 5a,'
Thickness Of nAuge AZ outer eu-H.... 10 ~ y.
These beams VIII he inspected aftcr the following
rules;
They are to be made OF good, tough, " ell-wUfkr,i
clear iron; the absence Of which qualities tgeurf
ally indicated hy rUughness Of surface and hN
checks, and more marked rOughnCss along ~
edges OF the fADgesl as AFRO Nws or bad eds biz.
tiers, and sresks Oi cinder, Will cause their rCrr
Ist. They are to be OF the required dlmen'tVu'
and square at the ends.
I'd. They are to be straight and free from shol!
bends in the hAngeS and webs.
Sd. The outer plane surfaces OF the hHps's arc -
ular to that Of the web
4th The webs are not to be bent or irOvghsd, a.
would result from resting the rails along th'ir
whole Lengths on the edges Of the hanges while N"
webs are too hot to bear their weight.
9th. The fanges are to be perfectly cqudlon each
ide Of the web.
vNmATIoNs ALLOWED IN INsrLCrIhg.
In length Of Tail.......... ............ ~ tuh
In depth Of TAil............. .......,,, ~ lh'i
In thickness OF web ....... .,....,. .e6 inch
In wary or wind In depth of nsnse at eX-
Difference in distance between outer edge,
of plane surfaces Of hanges on different
sides Of web al any cross section Of rail 1! u.ch
\ straight edge of equal length with the Tah
placed on the outer edge Of the mango
S' more than i '...,,'..'...... '..',." 10 ineA
A plane surface placed on the wet should
not depart from it al any point more than " Iu-
plane surface placed on the plane suIisf.
St snY point more than ....... -. 20 lLsh
Departure IRON square in depth Of rail-. 10 tu'A
specimens OF the beams, OF drawings oi then,
cal be seen at the United States ATsenals a. ur'
Monroe, Virginia, Brdesburg and PitIsglrg, lVl-'
sylY Ania, and Watertown, MaasacLusetts
Bidders will state the number OF beams they
propose TO furnish, the time when they viii CON
mence the delivery, which should be as earl a.
possible, and the number they can deliver week.
after commencing the delivery place where they
will make them, and the price per pound iUr wbica
they wall deliver them at the point OF vessel vr
railroad shipment nearest to their works.
No bids VIII bc entertained except from pei sons
actually engaged In the manufacture Of iron, cIi.
dcnce OF which must accompany The eid.
Each party obtaining "A contract Wul he telulF.l
to enter into bonds, with proper Gurettes Tor H.
faithful fulhllment; and transfer OF the cohuan'
to another party will cause ita entire iorIeitCf'
sThe right Ia reserved to reject all proposals Il
lie prices are deemed too high OF II for any cause
II is not deemed for the public Interest to a;ccpt
them.
Proposals will be sealed and AllrC.scd TO "lL..
LRALJ W. RIPLEY, Chief Of Ordnance, wash
ington, d. c." and Will be endorsed Proposals
for Wrought lion Beams" w
JAS. W. RlHLLI,
BLisad!er General, Chief o. 4Han.s'
mar 3l-TThStd