Ground reinforcement panels; panels and multi panel ground decking made completely or predominantly of plastic material; multi panel ground decking (non metallic); plastic reinforcement panels; panels made completely or substantially of plastic material; anchoring devices of plastic; anchoring devices, anchor plates, clasps, cleats, clips, closure devices, coupling mechanisms, fasteners, tensioning devices, jointing articles (non-electric), joint connectors, linkages (cable-, chain-, rope-), retaining apparatus, tie plates, all of plastic or substantially of plastic; parts and fittings for the aforesaid goods.