| http://www.w3.org/ns/prov#value | - The layers of netting, i.e. 18 a and 18 b, and fiber matrix 22 are all overlaid with the upper layer 16, for example the biaxial geogrid material hereinabove described All of the layers are then stitch bonded on 1.5 inch centers with UV stabilized polypropylene monofilament thread 20 to form the reinforcement matting 12.
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