TM 5-826-6/AFR 93-5
Table A-2. Summary of distress types and identification numbers
Identification
Page
Number
Distress Type
Number
Flexible Pavement
41
Alligator cracking
A-3
42
A-6
43
Block cracking
A-8
44
Corrugation
A-11
45
Depression
A-14
46
Jet blast
A-16
47
Joint reflection cracking (PCC)
A-17
48
Longitudinal and transverse cracking
A-21
49
Oil spillage
A-25
50
Patching
A-26
51
Polished aggregate
A-28
52
Raveling/weathering
A-29
53
Rutting
A-33
54
Shoving of asphalt by from PCC
A-35
55
Slippage cracking
A-37
56
Swell
A-38
Jointed Rigid Pavement
61
Blowup
A-40
62
Corner break
A-43
63
Longitudinal/transverse diagonal crack
A-47
64
Durability cracking
A-51
65
Joint seal damage
A-53
66
Patching <5 sq ft
A-56
67
Patching/utility cut
A-58
68
Popouts
A-61
69
Pumping
A-62
70
Scaling/map crack/grazing
A-64
71
Settlement/fault
A-67
72
Shattered slab
A-69
73
Shrinkage crack
A-71
74
Spalling joints
A-72
75
Spalling corner
A-76
Table A-2. Summary of distress types and identification numbers
A-3. Distresses In flexible pavements.
a. Alligator or fatigue cracking, distress 41.
(1) Description
(a) Alligator or fatigue cracking is a series of interconnecting cracks caused by fatigue failure of the
A-4
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