Improvised explosive devices (ied) Definition

IMPROVISED EXPLOSIVE DEVICES (IED)

Definition

• An IED is a device, assembled by an organization or an individual in contravention to the existing rules of Law of Nation adopting unconventional or semi-conventional methods of assembling a standard device, ammunition/explosives or commercial, with a criminal/anti-national intention.

The effects of an

• The effects of an

• IED explosion are not standard and predictable

• The effects will vary in each case, depending on :

• Components
• Quality of explosive
• Casing
• Quantity of splinters

Components of an IED

• Explosives

• Detonator

• Power Source (Battery)

• Initiation Mechanism (Switch)

Components of an IED…

Initiation Mechanism

• The switch is a mechanism incorporated to ensure initiation of an IED in a predetermined pattern so as to ensure success in destroying the target in a well deliberated manner.

Chain of Detonation

Explosive and its Accessories

• A. Flame Producer : Match fuse, Match box,

• Igniter safety fuse striker

• B. Flame Carrier : Safety fuse

• C. Detonator :

Explosive and its Accessories…

• D. Detonation Wave Carrier(Primacord)

• Length : 150 m
• Explosive : PETN
• Deto. Vel. : 6000 to 8000 m/s

• E. Booster :

• To boost up the detonation waves

• CE Powder : Brown
• GC Powder : White

Initiation Mechanism

• The switches can either be classified as Electrical, Mechanical & Miscellaneous.

Questioning Technique

• What time the bomb will explode ?

• Where is the bomb located ?

• What type of bomb is ?

• How will we get rid of the bomb ?

• What is your good name ?

• Why have you kept the bomb ?

• Where are you speaking from ?

Search Rules & Technique of an IED

• Search Rules

• Search Technique

• What to look for ?

• (Tell Tale Sign)

• Points to remember

• Action on locating IED

Search Rules & Technique

• Search Rules

• Don’t touch or handle suspicious object

• Don’t assume only one device is planted

• Use maximum two persons per room or for all area up to 250 Sq. ft.

• Use Searches in alternate room

Search Rules & Technique…

• Search Rules

• Give rest after every 10 min.

• Never use searches more than necessary

• Clearly mark the area searched

• Trust nothing and assume nothing safe

Search Rules & Technique…

• Search Techniques

• Obtain maximum information about the device

• Listen before entering a room

• Be careful about booby trap, at the door itself and also throughout the search

• Make a visual survey of the entire area of the room

Search Rules & Technique…

• Search Techniques

• Divide the area while carrying out Search :

• Waist level
• Eye level
• Ceiling level
• Above Ceiling level

Search Rules & Technique

• Search Techniques

• Search back to back by two persons, meet in center and go back again

• Rest after each Search

• Mark the Searched area

• Report about the area and suspected object

• Ask for help from expert

Search Rules & Technique

• What to look for ? (Tell Tale Sign)

• Recently disturbed area

• Saw dust, Brick dust, Wood chips

• Greasy Paper Wrappings

• Out of place object

• Disturbed Carpenter

• Tin foils

Search Rules & Technique

• What to look for ? (Tell Tale Sign)

• Partly open window/door/drawers

• Fresh plaster/Cement

• Loose Electric Fittings

• Fish-line, dirty ropes, electric wire

• Cut vegetation

Search Rules & Technique

• What to look for ? (Tell Tale Sign)

• Military container of explosive

• Dirty foot prints

• Scratched or new paint

• New brick work/plaster

Search Rules & Technique

• Points to Remember

• Don’t touch or remove the packet

• Don’t open with hands or puncture

• Don’t submerge in water

• Don’t accept identification mark on the face value

• Don’t bring suspect bomb to police station

Search Rules & Technique

• Points to Remember

• Don’t open unless duty bound

• Evacuate the people to a safe area

• Don’t use radio

• Open all doors and windows

• Don’t be a Dead Hero

Search Rules & Technique

• Action on locating an IED

• Buttress : It’s an action of putting sand bags near the object to protect

• Baffling : It’s an action of putting mattress etc. to minimise damage due to blast and fragments

• Venting : It’s an action of opening all doors and windows of the room.

Bomb Incident Planning Cycle

Render Safe Procedure (RSP) Tool Kit

Counter IED Operation

• We can use mnemonic

• “UNITED NATIONS”

Bomb Detection Technique

Bomb Detection Technique

Bomb Detection Technique

Safety Precautions

• Do’s for Common Men

• Inform the police on seeing any suspicious object

• Move away from the suspicious object in a quiet manner

• Follow instructions of guide in case of threat

• Carry your own personal belongings during evacuation

• Help ladies, old and children

Safety Precautions

• Do’s for Common Men

• When a vehicle is parked, close all windows and lock the doors

• Inspect vehicles for any suspicious object before moving out of garage

• Switch off all electrical mains, gas lines etc.

Safety Precautions

• Don’ts for Common Men

• Touch or handle any suspicious object

• Pick up attractive items lying at odd places

• Open or cut any suspicious object

• Panic but remain cool

• Obstruct the passage of security/bomb squad

Safety Precautions

• Don’ts for Common Men

• Spread rumors

• Assume only one device is planted

• Submerge in water

• Bring suspected bomb to police station

• Leave vehicle unattended

IED : BOOK & LETTER BOMB

• Started by Black September Group (Palestine)

Recognition Sign

• We can use mnemonic “EXPLOSIVE PARCEL”

Recognition Sign

• We can use mnemonic

• “EXPLOSIVE PARCEL”

Safety Precautions

• Evacuate all persons

• Stop entry into the room

• Don’t open letter by hand

• Don’t smoke near bomb

• Don’t cut any protruding wire

• Don’t jerk the letter

• Put letter through Mail Bomb Detector

The Value of Taking Cover

Bomb Threat Contingency Plan for an Industry

• Important Features

• Designate a bomb threat co-ordinator

• Bomb threat co-ordination control room

• Bomb threat assessment committee

• Evacuation of area

• Search team

• Evacuation signal

Bomb Threat Contingency Plan for an Industry

• Important Features

• Liaison arrangements

• Responsibilities of various agencies

• Telephone numbers

• Completion Certificate

ANY QUESTIONS