Table 1 lists the M288-96 default geotextile class and design class for the subsurface drainage, permanent erosion control, separation and stabilization applications.
TABLE 1. DEFAULT GEOTEXTILE CLASSES FOR M288-96
Application Class
Default Class
Design
Subsurface Drainage
Class 2
Class 3
Permanent Erosion Control
Class 2 for woven monofilaments
Class 2
Class 1 for all others
Separation
Class 2
Class 3
Stabilization
Class 1
Class 2 or 3
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