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.
BS 873-4:1987 history
2015BS 8442:2015 Miscellaneous road traffic signs and devices. Requirements and test methods
2006BS 8442:2006 Miscellaneous road traffic signs and devices. Requirements and test methods
1987BS 873-4:1987 Road traffic signs and internally illuminated bollards - Specification for road studs