Hazardous Material Prohibited
- Форма
- Square
- Цвет
- Red circle and slash over HM
- Значение
- Vehicles carrying hazardous materials are prohibited.
- Действие водителя
- If placarded, do not enter; use an approved route.
- Важность для CDL
- Often posted before tunnels and some bridges.
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.