Region: North East
A1 Improvement schemes. Redhouse to Wentbridge
Statistics and options.
| Section | Construction started | Opened to traffic |
| Redhouse to Wentbridge | January 1960 | July 1961 |
| Redhouse Junction Improvement | August 1977 | June 1979 |
| Barnsdale Bar Grade Separated Junction | ? | 1985 |
| Wentbridge Viaduct and By-pass | October 1959 | November 1961 |