This page has some images corresponding to the removal criteria for web slings and round slings. Study this chart carefully so that you may learn to identify the removal criteria and their visual manifestation.
Heat damage or melting
Chemical damage
Ultraviolet ray damage
or severe abrasion
to web
Worn or broken stitching
Distortion of fittings
Any holes, cuts, tears,
snags, or punctures
Crushing or sling
body knots
Cuts, snags, or
punctures which
exposes core yarns
Hook spread or twist
Missing or illegible
Sling identification
Sling impacted with
foreign material
Roundsling with
broken or crushed
core yarns