Interstate Route Marker
- Форма
- Shield
- Цвет
- Red, white and blue
- Значение
- Identifies an Interstate highway.
- Действие водителя
- Use for navigation.
- Важность для CDL
- Even-numbered interstates run east–west; odd-numbered run north–south.
Источник: FHWA — Manual on Uniform Traffic Control Devices (MUTCD) (11th Edition (December 2023)). Sign images are original simplified illustrations for study, not official MUTCD artwork.