| Factory | Number | Cross Interchange Type | Relevance |
|---|---|---|---|
| GATES | 3773 | Direct Cross Interchange | 1 |
| MG | GRH1115 | Indirect Cross Interchange | 1 |
| AUSTIN | GRH883 | Indirect Cross Interchange | 1 |
| AUSTIN | GRH1115 | Indirect Cross Interchange | 1 |
| TRIUMPH | GRH883 | Indirect Cross Interchange | 1 |
| TRIUMPH | GRH1115 | Indirect Cross Interchange | 1 |
| ROVER | GRH883 | Indirect Cross Interchange | 1 |
| ROVER | GRH1115 | Indirect Cross Interchange | 1 |
| MORRIS | GRH883 | Indirect Cross Interchange | 1 |
| MORRIS | GRH1115 | Indirect Cross Interchange | 1 |
| MG | GRH883 | Indirect Cross Interchange | 1 |