Blisworth of Blisworth Junction on the line to Towcester. The ore was taken to Scunthorpe and South Wales for smelting. A few traces of all of these quarries remain mainly in the form of depressed field levels and some buildings connected with the later quarry. Lastly another limestone quarry was opened near Rectory Farm west of the Towcester Road to provide stone for use in connection with construction of the M1 motorway. This remains and is now a nature reserve. Blisworth Blisworth is a village and civil parish in the South Northamptonshire district of Northamptonshire, England. The West Coast Main Line,
William Jessop and the Pontcysyllte Aqueduct built by Thomas Telford. It is known as the Cosgrove aqueduct and was designed and built by Bevan. Two tunnels also had to be built, at Braunston and Blisworth. The Blisworth Tunnel caused great problems, and was unfinished when the rest of the canal was ready. In fact Jessop considered abandoning it and using locks to carry the canal over the ridge. Jessop's temporary solution was a railway line laid over the ridge to carry traffic until the tunnel was completed. The Grand Junction Canal was enormously important in encouraging trade between London and the Midlands.