24 Va. Admin. Code § 30-61-40
Hazardous materials are regulated in the four urban and water-proximate tunnels (Elizabeth River (Midtown and Downtown), Hampton Roads, and Monitor-Merrimac) based exclusively on the "hazard class" of the material being conveyed. The following tables list those categories of materials grouped under the designations "Prohibited," "No Restrictions," or "Restricted."
Regulations concerning the transportation of hazardous materials across the Chesapeake Bay Bridge Tunnel (CBBT) are available from the CBBT website: https://www.cbbt.com/regulations/#hazmat.
*PROHIBITED* Materials defined in the following classes are not allowed passage through the four urban, water-proximate tunnels. | ||
CATEGORY | PLACARD NAME | PLACARD REFERENCE |
| 1.1 | Explosives 1.1 | 49 CFR 172.522 |
| 1.2 | Explosives 1.2 | 49 CFR 172.522 |
| 1.3 | Explosives 1.3 | 49 CFR 172.522 |
| 2.3 | Poison Gas | 49 CFR 172.540 |
| 4.3 | Dangerous When Wet | 49 CFR 172.548 |
| 6.1 (PG I, inhalation hazard only) | Poison | 49 CFR 172.554 |
*NO RESTRICTIONS* Materials in the following hazard classes are not restricted in the four urban, water-proximate tunnels. | ||
CATEGORY | PLACARD NAME | PLACARD REFERENCE |
| 1.4 | Explosives 1.4 | 49 CFR 172.523 |
| 1.5 | Explosives 1.5 | 49 CFR 172.524 |
| 1.6 | Explosives 1.6 | 49 CFR 172.525 |
| 2.2 | Nonflammable Gas | 49 CFR 172.528 |
| 3 | Combustible Liquids | 49 CFR 172.544 |
| 4.1 | Flammable Solid | 49 CFR 172.546 |
| 4.2 | Spontaneously Combustible | 49 CFR 172.547 |
| 6.1 (PG I or II, other than PG I inhalation hazard) | Poison | 49 CFR 172.554 |
| 6.1 (PG III) | Keep Away From Food | 49 CFR 172.553 |
| 6.2 | (None) | |
| 7 Radioactive | Radioactive | 49 CFR 172.556 |
| 9 | Class 9 | 49 CFR 172.560 |
| ORM-D | (None) | |
*RESTRICTED* Materials in the following hazard classes are allowed access to the four urban, water-proximate tunnels in "Non-bulk" (maximum capacity of 119 gallons/450 liters or less as a receptacle for liquids, a water capacity of 1000 pounds/454 kilograms or less as a receptacle for gases, and a maximum net mass of 882 pounds/400 kilograms or less and a maximum capacity of 119 gallons/450 liters or less as a receptacle for solids) quantities per container only. | ||
CATEGORY | PLACARD NAME | PLACARD REFERENCE |
| 2.1 | Flammable Gas | 49 CFR 172.532 |
| 3 | Flammable | 49 CFR 172.542 |
| 5.1 | Oxidizer | 49 CFR 172.550 |
| 5.2 | Organic Peroxide | 49 CFR 172.552 |
| 8 | Corrosive | 49 CFR 172.558 |
24 Va. Admin. Code § 30-61-40
Statutory Authority: §§ 33.2-210 and 33.2-300 of the Code of Virginia.