However , the route has been reopened as the Luas Green Line light rail system .
However , the route has been deviates from the old railway line at Sandyford , some 3 km ( 1.9 mi ) short of Foxrock .
However , the route has been reopened as the Luas Green Line light rail system , but deviates from the old railway line at Sandyford , some 3 km ( 1.9 mi ) short of Foxrock .