Region: South West
The Twyning Green (J8) to Edithmead (J22) section of M5
Statistics.
| Section | Construction started | Opened to traffic |
| Twyning Green Section (J8 to J9) | August 1967 | February 1970 |
| Twyning to Tewkesbury (J8 to J9) | August 1968 | February 1970 |
| Gloucester - Cheltenham (J9 to J12) | May 1969 | March 1971 |
| Moreton Valance Section (J12 to J13) | June 1969 | March 1971 |
| Michael Wood Section (J13 to J14) | November 1969 | December 1971 |
| Alveston Section (J14 to J15) | October 1969 | December 1971 |
| Almondsbury Interchange to Filton By Pass(J15 to J16) | May 1964 | September 1966 |
| Filton By Pass (upgraded) to Avonmouth (J16 to J18) | March 1967 | March 1969 |
| Avonmouth Bridge (J18 to J19) | 1969 | May 1974 |
| Gordano Valley | April 1970 | January 1973 |
| Clevedon Hills Section (J19 to J21) | December 1969 | January 1973 |
| Mendip Hills Section (J21 to J22) | December 1969 | January 1973 |