What is a characteristic of an earth covered magazine ECM?

Typical ECM Features. A semicircular arch or oval arch constructed of reinforced concrete or steel, or a combination of the two. It could also be a reinforced concrete box-type design. A reinforced concrete floor slab that is typically sloped for drainage.

What is a explosive storage magazine?

Explosives Storage Magazines are designed to store low explosive and/or high explosive materials. Type 2 magazines – Mobile and portable indoor and outdoor magazines for the storage of high explosives, subject to the limitations prescribed by §§§ 555.206, 555.208(b), and 555.213.

What is navsea op5?

NAVSEA OP 5 Volume 1 Ammunition And Explosives Safety Ashore. NAVSEA OP 5 Volume 3 Ammunition and Explosives Safety Ashore for Contingencies, Combat Operations, Military Operations other than War, and Associated Training.

What is a characteristic of an above ground Magazine AGM )?

Aboveground Magazines (AGM).

All above grade magazines that are not earth covered, or an ECM with less than the minimum 2 feet (0.61 m) of cover, are considered AGM. This also includes storage pads for AE stored in the open.

What type of explosive should be stored in a type 5 magazine?

igniters and igniter cords may also be stored in Type 4 magazines. Type 5 magazines are for the storage of blasting agents. In Table 2, the classes of explosive materials are paired with types of magazines.

What type of magazine is used to store explosive material at the blast site during a shift?

Blasting Agents stored with high explosives must be stored in a Type-1 or -2 magazine.

What is net explosive?

The net explosive quantity (NEQ), also known as net explosive content (NEC) or net explosive weight (NEW), of a shipment of munitions, fireworks or similar products is the total mass of the contained explosive substances, without the packaging, casings, bullets etc.

What is earth covered magazine?

Earth-covered magazines are utilized primarily to prevent propagation of an explosion within an adjacent (receiver) magazine.

What is the maximum allowable height for vegetation surrounding a magazine?

The area surrounding magazines is to be kept clear of rubbish, brush, dry grass, or trees (except live trees more than 10 feet tall, for not less than 25 feet in all directions.

What are division 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.

Are fireworks classed as explosives?

Explosives are categorised by hazard type (HT), ranging from hazard type 1 to hazard type 4 (HT1 being the most powerful). Adult fireworks are usually classified as HT4 but some are more powerful and classed HT3. Normally, explosives packaging will be marked with the type and net mass of explosive.

What is the purpose of Intermagazine distance?

What is IMD acronym and defintion? Intermagazine Distance – The minimum allowable distance between two explosive locations. Expected to prevent simultaneous detonation.

What are division 1.3 explosives?

hazard. (3) Division 1.3 consists of explosives that have a fire hazard and either a minor blast hazard or a minor projection hazard or both, but not a mass explosion hazard. (4) Division 1.4 consists of explosives that present a minor explosion hazard. The explosive effects are largely confined to the package and no …

What are division 1.4 explosives?

division 1.4 consists of explosives that present a minor explosion hazard. the explosive effects are largely confined to the package and no projection of fragments of appreciable size or range is to be expected.

Whats the most powerful explosive?

PETN. One of the most powerful explosive chemicals known to us is PETN, which contains nitro groups which are similar to that in TNT and the nitroglycerin in dynamite. But the presence of more of these nitro groups means it explodes with more power.

What is a 1.5 explosive?

(5) Division 1.51 consists of very insensitive explosives. This division is comprised of substances which have a mass explosion hazard but are so insensitive that there is very little probability of initiation or of transition from burning to detonation under normal conditions of transport.

How many divisions of explosives are there?

six divisions
UN classifies explosives as Class 1 materials. Under Class 1 there are six divisions: Division 1.1 Substances and articles which have a mass explosion hazard. Division 1.2 Substances and articles which have a projection hazard but not a mass explosion hazard.

What class of explosive is ammunition?

Class 102
Class Definition for Class 102 – AMMUNITION AND EXPLOSIVES. This is the residual class for ammunition propelled by explosives and explosives methods or means which includes: Missile, blasting means, payload, pyrotechnic, gun ammunition and/or miscellaneous explosive means.