What is a Division 1 explosive?
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.
How many divisions are there in Class 1 explosives?
six
Class 1 consists of six ‘divisions’, that describes the potential hazard posed by the explosive. The division number is the second number after the decimal point on a placard.
What are the classes of explosives?
There are 3 classes of explosive materials:
- (a) High explosives (for example, dynamite, flash powders, and bulk salutes);
- (b) Low explosives (for example, black powder, safety fuses, igniters, igniter cords, fuse lighters, and “display fireworks”, except for bulk salutes); and.
How many classes of explosives are there?
Hazard Class 1 – Explosives The explosives hazard class is divided into six categories based on the kind of explosive hazard: Mass explosion. Projection. Fire.
What is a Class 1 Division 1 hazardous location?
Class Definition Class I locations are those in which flammable vapors and gases may be present. Class II locations are those in which combustible dust may be found. Class III locations are those which are hazardous because of the presence of easily ignitable fibers or flyings.
What does UN Class 1 include?
Commonly transported Class 1 Dangerous Goods include ammunitions, fireworks, air bag inflactors and fuse, etc.
Does Class 3 have divisions?
Some of the classes can be further divided into divisions, e.g., Class 1, while others do not have sub-divisions, e.g., Class 3.
What is a Class 1 Division 1?
Division 1 is a subset of Class I and is classified as an area where the explosive or flammable gases, vapors or liquids mentioned above can exist under normal, everyday operating conditions.
Which placard group includes Division 1.1 1.2 explosives?
§ 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 |
How many UN classes are there?
nine UN hazard classes
Diagram 3 below shows how the nine UN hazard classes are numbered and sub-divided into divisions. The Regulations also contain rules on identifying the hazards and danger of the substances. Each class (and sometimes division) is therefore assigned a hazard symbol.
Is Class 9 a hazmat?
What Is a Class 9 Hazmat? Class 9 hazardous materials are miscellaneous hazardous materials. That is, they are materials that present a hazard during transportation, but they do not meet the definition of any other hazard class.
How many Class 1 explosive compatibility groups are there?
thirteen compatibility groups
Explosives are also assigned to one of the thirteen compatibility groups (A, B, C, D, E, F, G, H, J, K, L, N and S) which identify the kinds of explosive substances and articles that are deemed to be compatible.