The tramway was opened on 26 Nov 1805 between Pontcysyllte and Acrefair. The line was extended in 1808 from Acrefair to the Plas Madoc Colliery in Plasbennion and then into "The Delph" which climbed towards Penycae; after 1808 the line advanced via the industrial area around Wynn Hall and Copperas towards its summit at Pant, with level crossings on Plas Bennion and Penycae roads. From 1860 the line was converted from a tramway to a railway, frequently referred to as the Pontcysyllte Branch, with an extension to Rhosllannerchrugog opening on 30 Jan 1867; it continued as the Rhos Branch via Legacy and Rhostyllen and eventually joined the main line slightly South of Croes Newydd junction. Although the line was intended for goods services, the section between Wynn Hall and Rhosllannerchrugog h