TM 5-826-6/AFR 93-5
Figure A-12. Medium severity block cracking, case 2.
(c) High severity level (H). Blocks are well defined by cracks that are severely spalled with loose and
missing particles, causing a definite FOD potential. Such an example is show in figures A-13 through A-14.
Figure A-13. High severity block cracking case 1.
A-11
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