| Factory | Number | Cross Interchange Type | Relevance |
|---|---|---|---|
| ROVER | GEX1828 | Direct Cross Interchange | 1 |
| MG | GEX1828 | Direct Cross Interchange | 1 |
| AUSTIN | GEX1828 | Direct Cross Interchange | 1 |
| BOSAL | 783539 | Direct Cross Interchange | 1 |
| AUSTIN-HEALEY | GEX1828 | Direct Cross Interchange | 1 |
| IMASAF | 394901 | Direct Cross Interchange | 1 |
| ROV/TRI/JAG/AUS/MG | GEX1828 | Direct Cross Interchange | 1 |
| ROV/TRIU/JAGU/AUSTIN | GEX1828 | Direct Cross Interchange | 1 |
| ROVER/TRIUMPH/AUSTIN | GEX1828 | Direct Cross Interchange | 1 |
| ROVER/AUSTIN | GEX1828 | Direct Cross Interchange | 1 |
| AUSTIN/MG | GEX1828 | Direct Cross Interchange | 1 |
| TRIUMPH | GEX1828 | Direct Cross Interchange | 1 |
| QUINTON HAZELL | BL1A | Indirect Cross Interchange | 12 |
| ASSO | 051003 | Indirect Cross Interchange | 2 |