In case you’re wondering what the work beside the A361 at Charwelton just north of the Cherwell Bridge is all about, you can find out more in this Daventry Express article.
Or have a look at this short BBC video which explains what they are trying to do. (Thanks to Ady Horner for this link)
The Catesby Tunnel was part of the route Great Central railway line that ran through Woodford Halse. It was almost 3000 yards long and build between 1895 and 1897. It was first used in 1898 and the last train ran through it in 1966.