What placard must be used with an inhalation hazard load?
For POISOn (Pgl or PgII, other than inhalation hazard) and POISOn (PgIII), placard 454 kg (1,001 lbs) or more. For POISOn-InHALAtIOn HAZARD (Division 6.1), inhalation hazard only, placard any quantity.
Which placard would we use when transporting Division 1.1 explosives in a rail car?
(b) Chemical ammunition. Each rail car containing Division 1.1 or 1.2 (explosive) ammunition which also meets the definition of a material poisonous by inhalation (see § 171.8 of this subchapter) must be placarded EXPLOSIVES 1.1 or EXPLOSIVES 1.2 and POISON GAS or POISON INHALATION HAZARD.
Which placard group includes Division 1.1 1.2 explosives?
49 CFR § 172.504 – General placarding requirements.
| Category of material (Hazard class or division number and additional description, as appropriate) | Placard name | Placard design section reference (§ ) |
|---|---|---|
| 1.1 | EXPLOSIVES 1.1 | 172.522 |
| 1.2 | EXPLOSIVES 1.2 | 172.522 |
| 1.3 | EXPLOSIVES 1.3 | 172.522 |
| 2.3 | POISON GAS | 172.540 |
Which placard may be used in place of a combustible placard on cargo tanks?
FLAMMABLE placard
A FLAMMABLE placard may be used in place of a Combustible placard on a cargo tank or portable tank or a compartmented tank car which contains both flammable and combustible liquids. See §172.504(f)(2).
Do I need to placard 1.4 s?
(6) The EXPLOSIVE 1.4 placard is not required for those Division 1.4 Compatibility Group S (1.4S) materials that are not required to be labeled 1.4S.
How do I know what placard to use?
The general rule is going to be: If in bulk, you always need a placard. If non-bulk, then it depends on if the hazard class is in Table 1 or 2, and the amount that is being shipped. Also, in most cases, 4 placards are required, one on each side and one on each end.
What is a hazardous material placard?
A hazardous materials placard is a diamond-shaped sign that must be affixed to any motor vehicle that carries hazardous materials. Ordinarily, it has a four digit number in the middle of the placard and a one digit number at the bottom that shows the hazard class and specific material being carried.
What class is inhalation hazard?
Hazard Class 6: Toxic & Infectious Substances Inhalation Hazard: Toxic material that poses an inhalation hazard.
What type of hazard is inhalation hazard?
Hazard Class 6: Toxic & Infectious Substances Inhalation Hazard: Toxic material that poses an inhalation hazard. includes toxic substances, poisons, and irritating materials.
What are 1.1 explosives?
Division 1.1 consists of explosives that have a mass explosion hazard. Examples are black powder, nitroglycerine (desensitized), dynamite, most types of torpedoes, and mercury fulminate. Division 1.2 consists of explosives that have a projection hazard but not a mass explosion hazard.
At what weight are placards required?
1,001 lb
However, placards would be required when the aggregate gross weight is 1,001 lb or more. For example, if 700 lbs of Hazard Division 2.1 (flammable gas) and 200 lbs of another material specified in Table 2 of 49 CFR 172.504—let’s say Class 8 (corrosive material)—are being transported, no placard would be required.