The DETOUR (M4-9) sign should be used for unnumbered highways, for emergency situations, for periods of short durations, or where, over relatively short distances, road users are guided along the detour and back to the desired highway without route signs. This sign is a horizontal rectangle with a black legend and border on an orange background.
- Retroreflective sign is visible day and night
- Durable, weather-resistant traffic grade aluminum
- Pre-punched with radiused corners and 3/8" mounting holes