The familiar blue signs with a bicycle on it and a route number, but the right part of this sign I have not seen before, as I had just walked up this road, and it was steep, could this be a symbol to the cyclists for risk of going "saddle over handlebars"?
Uploaded to Geograph by chris whitehouse on 29 March 2013
Photo © chris whitehouse, 29 March 2013. Licensed for reuse under this Creative Commons licence