2014
TQ2253 : Bridle bridge over M25
taken 10 years ago, near to Walton on The Hill, Surrey, England

Bridle bridge over M25
Public bridleway Banstead 100 crosses the M25 on Walton Heath.
M25 Motorway
The M25 is a 117 mile orbital motorway that encircles London. It was constructed between 1975 and 1986.
The motorway is not a continuous loop as a section to the East of London at The Dartford Crossing is an A-Road.
Wikipedia; Link