The remaining hole after the pavement chunk is dislodged is called a pothole.
Alligator cracking near gutter.
Potholes are the result of moisture infiltration and usually the end result of untreated alligator cracking.
With little remaining support the hma will fail even under light loading.
The problem with filling alligator crack areas with patch is that the alligator area is moving as a result of a sub base problem.
The cracking is likely due to water infiltrating pavement cracks and running down to the low point drain underneath the pavement weakening and removing material from under the already thin hma layer.
There are almost always problems beneath the surface layer in the subgrade as well.
In fact this area is moving more than what the inherent flexibility of asphalt can even cope with.
Crocodile cracking also called alligator cracking and perhaps misleadingly fatigue cracking is a common type of distress in asphalt pavement.
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Alligator cracking near a parking lot drain.
Alligator cracking on a poorly supported road widening.
Cell sizes can vary in size up to 11 80 inches across but are typically less than 5 90 inches across.
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As alligator cracking becomes severe the interconnected cracks create small chunks of pavement which can be dislodged as vehicles drive over them.
Alligator cracks are often caused by fatigue in the asphalt due to repeated weight of traffic.
Fatigue cracking is generally a loading failure but numerous factors can.
Also called crocodile cracking the interconnected crack patterns resemble the scales of an alligator s skin.
When water starts leaking from the gutter you know you ve got your work cut out for you.
Fatigue cracking is sometimes called alligator cracking due to the interconnected cracks which resemble an alligatorï s skin.
Fatigue cracking is caused by load related deterioration resulting from a weakened base course or subgrade too little pavement thickness overloading or a combination of these factors.
The following is more closely related to fatigue cracking which is characterized by interconnecting or interlaced cracking in the asphalt layer resembling the hide of a crocodile.
