Braunston Tunnel ft (2.13 m) beam boats to pass. There are three air shafts along its length. The tunnel passes underground alongside another Grand Union Canal feature, Drayton Reservoir, from which the feeder enters the canal at the east end of the tunnel. Braunston Tunnel Braunston Tunnel is on the Grand Union Canal about 830 yds (760 m) east of Braunston, Northamptonshire, England top lock. It is in the northern outskirts of Daventry, about 2 km east of the village of Braunston. Braunston Tunnel is 2,042 yards (1,867 m) in length. Built by Jessop and Barnes, the tunnel has no towpath and
Blisworth the Blisworth Canal Partnership who's aims are to promote, maintain and improve Blisworth's Canal environment. The village is the site of the Blisworth Tunnel of the Grand Union Canal and one of the longest on the English canal system. The tunnel runs south to the nearby village of Stoke Bruerne. The canal runs to the south-west side of the village and a bridge carries the main road though the village. The bridge is partly original, partly widened, as the main road carried the A43 trunk road until a by-pass was constructed. The A43 (Northampton-Oxford) Milton Malsor and Blisworth by-pass was