TM 5-623
Severity Levels:
Dimensions of sides of spall
Depth of spall
5 x 5 inches to
12 x 12 inches
12 x 12 inches
<1 inch .........................................
L
L
1 to 2 inches.................................
L
M
>2 inches......................................
M
H
Corner spalling having an area of less than 10 square inches is not counted (figs
B-132 through B-135).
Figure B-133. Low-severity spalling, corner.
Figure B-132. Low-severity spalling, corner.
Figure B-134. Medium-severity spalling, corner.
B-46