UFC 3-270-06
15 March 2001
Table 1.1. Frequently Occurring Problems in Flexible Pavement Distress
Identification
Situation
Action
Remarks
1. Alligator cracking and rutting in
Record each separately at
same area.
respective severity level.
2. Bleeding counted in area.
Polished aggregate is not
counted in same area.
3. Polished aggregate in very
Do not count.
Polished aggregate is only
small amount.
counted when there is a
significant amount.
4. Any distress (including
Do not record.
Effect of distress is considered in
cracking) in a patched area.
patch severity level.
5. Block cracking is recorded.
No longitudinal and transverse
Does not apply to asphaltic
cracking should be recorded.
concrete (AC) over portland
cement concrete (PCC).
6. Asphalt overlay over concrete.
Block cracking, jointed reflection
AC over PCC could have, for
cracking, and longitudinal and
example, 100-percent block
transverse cracking reflected
cracking, 10-percent joint
from old concrete is recorded
reflection cracking, and 1-percent
separately.
longitudinal and transverse
cracking.
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