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"Transactions of the American Society of Civil Engineers, Vol. LXX, Dec. 1910 Final Report of Special Committee on Rail Sections, Paper No. 1177"


"The bars shall not be held for the purpose of reducing their
temperature, nor shall any artificial means of cooling them be used
between the leading and finishing passes, nor after they leave the
finishing pass.
[Sidenote: Section]
"6. The section of rail shall conform as accurately as possible to
the templet furnished by the Railroad Company. A variation in height
of 1-64 in. less or 1-32 in. greater than the specified height, and
1-16 in. in width of flange, will be permitted; but no variations
shall be allowed in the dimensions affecting the fit of splice bars.
[Sidenote: Weight]
"7. The weight of the rail shall be maintained as nearly as
possible, after complying with the preceding paragraph, to that
specified in the contract.
"A variation of one-half of one per cent. from the calculated weight
of section, as applied to an entire order, will be allowed.
"Rails will be accepted and paid for according to actual weight.


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