Route
Junction number
M1 J21
Markerpost
125.4
Name
Whetstone Interchange
Terminus
Terminus at top of exit list
Other routes
M1, A5460
Authority
Restricted turns
Full access
Services
No services
M1 J21
125.4
Whetstone Interchange
Terminus at top of exit list
M1, A5460
Full access
No services