This Published Document gives guidance and background information to specifiers and manufacturers of
lighting columns on the use of BS EN 40-3-1 and BS EN 40-3-3, which specify the design of lighting
columns. In particular, it gives guidance on the information which the specifier is required to give to the
manufacturer to allow a suitable lighting column to be designed, such as the topography factor, site wind
speed, site altitude and terrain category, which are used to determine the design wind pressure.