BS 873-4 87th Edition, January 30, 1987
Road traffic signs and internally illuminated bollards - Part 4: Specification for road studs
Includes all amendments and changes through Reaffirmation Notice , 1996
Additional Comments: W/D S/S BY BS EN 1463-1
Published By:British Standards Institution (BSI)
Reflecting and non-reflecting road studs, including temporary reflecting road studs for use at road work installations. Recommendations for the installation of road studs are also given.