Page 201 2
nd
Edition – Rev 0
25-20
SAFETY BELTS – MAINTENANCE PRACTICES
2. SAFETY BELT INSPECTION PROCEDURE
Excessive web wear, leading to cut or worn edges, is not allowed: replacement is
requested.
Yearly webbing inspection must be conducted to highlight evidence of:
Cut or worn edges
Damaged stitching
Broken fabric threads
Tearing
Excessive chafe marks, wear, fusing
The webbing must be replaced in these cases (frayed webbing stands for the broken filaments
from either the longitudinal yarns or the transverse ones):
Web edge cut or torn
Broken filaments which obscure the identity of any yarn viewed from a distance of 8
inches
Frayed zone more than 10% of the webbing width and 8 inches in length
Webbing with more than 15 broken yarns in locations other than edge
More than 15 stitches torn in a stitch pattern
Webbing frayed affecting proper restraint system operation