Llangollen Canal an Act of Abandonment in 1944, allowing it to close of canals, including much of the Shropshire Union system. However, the line from Hurleston to Llangollen and onwards to Llantisilio was saved, as it was the main supply of water to the rest of the system. On 6 September 1945, due to inadequate maintenance, the canal breached its banks east of Llangollen near Sun Bank Halt. The flow of hundreds of tons of water washed away the embankment of the railway further down the hill, creating a crater which was long and deep. This caused the first traffic of the
Llangollen Canal by Tom Rolt in 1947 and 1949, and despite being officially closed, a number of boats started to use it. There was a growing campaign to reopen it, but it was still designated as one of the 'waterways having insufficient commercial prospects to justify their retention for navigation' under government papers published in 1955 and 1958. It was not until the passing of the Transport Act 1968 that the route was finally designated as a cruiseway, and its future was secured. As leisure use of the canals grew, the route was rebranded as "The Llangollen Canal" in the 1980s, and