Ground marking podotactile slabs comprise two opposite curved edges having shape of crescent moon and are arranged near obstacle to be identified

摘要

The podotactile markings are in modules (1) arranged near an obstacle to be identified, for example the edge (2) of a pavement (3) just before a pedestrian walkway (4). The slabs comprise two opposite curved edges, one concave, the other convex having the shape of a crescent moon.