Retro-reflective concrete road kerbs

摘要

A retro-reflective concrete road kerb, generally in compliance with BS 340: 1979, having a white or coloured surface layer containing glass material incorporated substantially uniformly therethrough. The kerb may also contain titanium dioxide for enhancing the whiteness of the surface layer, and/or a binding agent to assist in holding the crushed glass and/or solid glass beads in position.