West Virginia WVDOT - 715.24.2 - Permanent Erosion Matting - Type A - 8' x 140' - LL435-8 silt trap which is purchased separately

which is purchased separately

Black rectangular box with matching black drop-in cover

14 - Erosion Control Blanket - Type A - 8' x 112

Geotex 451 is a nonwoven geotextile fabric that is made from high-quality polypropylene staple fibers that is needle-punched to form a dimensionally stable fiber network

West Virginia WVDOT - 715.24.2 - Permanent Erosion Matting - Type A - 8' x 140' - LL435-8 silt trap which is purchased separatelyWest Virginia WVDOT 715. 24. 2 Permanent Erosion Matting Type A 8' x 140' LL435 8 Landlok 435 is a TRM that is made of a dense web of crimped, interlocking, and multi lobed polypropylene fibers. These are then positioned between two biaxially oriented nets and mechanically bound together by parallel sticking with polypropylene thread. This mat is stabilized against chemical and ultraviolet degradation. Landlok 435 contains no biodegradable components.