Fireworks And Explosives Flashcards
What is the definition of explosives?
Any material that is capable of undergoing a self contained and self sustained exothermic chemical reaction at a rate that is sufficient to produce substantial pressure.
Explosive hazards are identified as?
Yankee Hazard
What are the two types of explosive materials?
Detonating and deflagrating
How far away can radio controlled explosive be detonated from
60 meters
How are will crews identify explosive hazards.
7.2d ORD Fire safety Local Authority HSE
What is the sign for a yankee hazard on the MDT
Red triangle with black exclamation mark
On arrivial where should the appliance be sited
At a suitable distance from the known explosive hazard
What information must the IC obtain upon arrival about the explosives
Type Quantity Location Storage Involment Site plans Fixed installation Safety control measures Separation
When explosives are confirmed involved what must the IC do
Send priority message “explosives confirmed involved “
Maximum storage amounts
Fireworks domestic shop 250kg in ISO container.
Gun enthusiast 20kg of black powder
Hazard zones
200 meters for 250kg (small car)
600 meters for 251kg - 2000kg and military explosives HD1
1000 meters for explosives over 2000kg
Who can advise the OIC
HMEPO
When dealing with IED explosives who takes the lead
Police
What distance must radios not be used in from the explosive materials
60 meters
What distance cant radios be used for military explosives
600m