If a Mandatory Movement Lane Control (R3-5 or R3-5a) sign is post-mounted on an approach with two or fewer through lanes, a Left Lane (R3-5bP) supplmental plaque should be added above the sign to indicate the specific lane to which the mandatory movement applies. This sign is a horizontal rectangle with a black legend and border on a white background.
- Retroreflective sign is visible day and night
- Durable, weather-resistant traffic grade aluminum
- Pre-punched with radiused corners and 3/8" mounting holes