TM 5826-6/AFR 93-5
Figure A-31. Medium severity longitudinal crack, case 2.
Figure A-32. Medium severity crack, porous friction course pavement.
(c) High severity level (H).
- Cracks are severely spalled with loose and missing particles, causing definite FOD potential. They
can be either filled or nonfilled of any width (fig. A-33).
- Porous friction courses, average raveled area around the crack is greater than 1 inch wide