What does S mean on an oversize permit?
Secondary highway. A Montana secondary highway: S-427 is Secondary 427.
On real permits
| Printed | Means | State |
|---|---|---|
| S-427 | Montana secondary highway 427 (MDT marks secondary highways with an S- prefix) | Montana |
Secondary highway. A Montana secondary highway: S-427 is Secondary 427.
| Printed | Means | State |
|---|---|---|
| S-427 | Montana secondary highway 427 (MDT marks secondary highways with an S- prefix) | Montana |