The Heyden Viaduct, now known as the Woodhead Bridge, was completed in 1851, and turned over to the Salters Brook turnpike road that year. The Woodhead embankment was  from completion.
The Heyden Viaduct, now known as the Woodhead Bridge, was built in 1851 and turned over to the Salters Brook turnpike road that year. The construction of the Woodhead embankment was completed at that time.