TM 5-628/AFR 91-44
(5) Deterioration (cracking or breaking up)
and the requirements for road crossing flangeways
of the pavement in the vicinity of the track.
shall be used to assign operating restrictions for the
c. Operating restrictions for track in pavement.
track through the paved area. Operating restrictions
When external signs of track deterioration develop,
shall be consistent with the operating restrictions
particular attention should be given to the track
geometry measurements through the paved area.
deviations given in chapters 10 and 12 of these
Track geometry measurements, combined with
standards.
visual indications of lateral and vertical movement,
2-2
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