Unusual roadside marker
Introduction
The photograph on this page of Unusual roadside marker by Penny Mayes as part of the Geograph project.
The Geograph project started in 2005 with the aim of publishing, organising and preserving representative images for every square kilometre of Great Britain, Ireland and the Isle of Man.
There are currently over 7.5m images from over 14,400 individuals and you can help contribute to the project by visiting https://www.geograph.org.uk

Image: © Penny Mayes Taken: 5 Jan 2006
I would welcome any information on this. The cast iron marker is embedded on the "bridge" over the culvert that carries the outflow from Boxley mill pond into Image