 This is not on the line of the Tranent and Cockenzie line, but is near to the Windygoul pit on the extension.At Cockenzie Harbour, in situ stone sleeper blocks and a turntable cavity & loading bay were discovered in 2017/2018, and further discoveries made in 2019, by the 1722 Waggonway Heritage Group, formed in 2017 to preserve and promote the route as a heritage asset.A mobile app, interpretation boards and way-marked signage are available to inform and educate walkers.