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United Facilities Criteria CD 2
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> Figure b-4. General appearance of broken base
Appendix B Field Identification of Rail Defects
Figure B-5. general appearance of broken rail
Railroad Track Standards - index
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TM
5-628/AFR
91-44
b.
Broken
base.
(2)
Appearance
in
track.
Generally
appears
(1)
Description.
Any
break
in
the
base
of
as a
half-moon
crack
break
in
the
rail
base.
Figure
the
rail.
B-4
illustrates
three
different
appearances
of
broken
bases.
B-2