[Sidenote: Length]
"8. The standard length of rail shall be 33 ft.
"Ten per cent. of the entire order will be accepted in shorter
lengths varying by 1 ft. from 32 ft. to 25 ft.
"A variation of 1/4 in. from the specified lengths will be allowed.
"All No. 1 rails less than 33 ft. shall be painted green on both
ends.
[Sidenote: Finishing]
"9. Care shall be taken in hot-straightening rails, and it shall
result in their being left in such condition that they will not vary
throughout their entire length more than four (4) in. from a
straight line in any direction for thick base sections, and 5 in.
for A. S. C. E. sections when delivered to the cold-straightening
presses. Those which vary beyond that amount, or have short kinks,
shall be classed as second quality rails and be so marked.
"The distance between supports of rails in the straightening press
shall not be less than forty-two (42) in.; supports to have flat
surfaces and out of wind.
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