Share this article Details of a major redesign of the rear of the Market Square in Longford town have been presented to local councillors in recent days A new project which will link the Royal Canal right back into the heart of Longford town is expected to start in the coming months. Details of the Harbour Basin Project which will see a major redesign at the back of the Market Square in Longford were presented to local council members in recent days. The project will provide a more cohesive link between where the old canal basin was sited, and the rest of the canal which is only a short distance away.