 Below lock 3, most of the canal has been filled in as the ironworks have expanded, but a pipe in the bed of the canal still delivers water to the works.The four-storey toll house at the Ladywood Road bridge  remained until 1965 when it was demolished by the local council.Mapperley reservoir and Hawley's Pond are still there, but Shipley reservoir has been transformed as its site was occupied by the lake at the centre of The American Adventure Theme Park, until its closure in 2007.