Bomb threat Basis
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Bomb threat Basis
- 2. Types of Explosives Introduction to Explosives Low Explosives (Burns or Deflagrate) High Explosives (Detonates or Explodes) Velocity of Detonation:- Upto 31500 Km/Hr Blast Pressure:- Upto 40,00,000 PSI Heat Generated:- 4 to 5000 degree Celsius During an Explosion
- 3. Block Diagram of a Bomb Explosive Material Switch Battery Detonator Wires Requirements of a Bomb Explosive Material Detonator Wires Power Source (Batteries) Switch
- 4. Types of Explosive Devices Time Control Anti Tilt Anti Lift Speed Control Vibration Anti Roll Light Control Anti Operate Anti Open Release Pressure Apply Pressure Remote
- 5. Explosives Commonly Used Gun Powder Gelatin Sticks TNTRDX,C/3,C/4 Nitroglycerine PENT Cortex Semtex Sulphur Potassium Nitrate Lead Azide Combinations of various chemicals & acids.viz. Potassium Chlorate + Sugar + Sulphuric Acid
- 6. Types of Bomb Threats Specific Non-Specific Building is identified Specific area/floor/department mentioned Exact date /time is stated If the above factors are not available or given then the threat can be classified as non specific. These threats cannot be neglected, & a search of the building is to be carried out as per procedure.
- 7. Receipt of bomb threat message. Tele/Written Questioning technique Background noise Completion of bomb threat check list Notification to Security manager/control room Inform superiors Alert police/bomb squad Medical/ambulance Notify fire brigade Inform bomb threat committee Assembly of bomb threat committee Senior manager Police Explosive expert Alert search team Evaluation of bomb call Assess credibility of message Risk analysis Evaluate threat Specific/nonspecific Search Evacuation Decide type of search Posting of guide Control evacuation Assembly area surveillance Bomb not detected Bomb located Complete evacuation Place sand bags Await bomb squad Disposal of bomb Decide RSP technique Collect evidence for investigation Bomb Threat Drill Investigation Charge-sheet Conviction Call off all activities
- 8. Search & Evacuation Options Evacuate all & search Evacuate partially & search Search without evacuation Search after evacuation Fully evacuate & do not search
- 9. Search & Evacuation depends on: Number of hoax calls recently received Loss of man-hour & production Possible injury to people during evacuation Number of staff/customers to be evacuated Loss of goodwill & subsequent loss of business Number of exit route & doors Proximity & danger to neighboring buildings Liabilities in case explosion occurs
- 10. Search Procedures Entire building is to be searched looking out for the following:- Loose switchboards & paneling Unusual or out of place objects Loose electrical fittings Disturbed carpeting Scratch marks or fresh paint Dusty footprints New brick work or plastering Greasy paper packing Tin foils, Batteries, Safety fuses & dirty ropes Loose wires or insulation pieces Partially open windows & drawers Brick powder or saw dust
- 11. Room Search Levels First Sweep Second Sweep Third Sweep Floor to Waist level Waist to Head level Head to Ceiling level If the room has a false ceiling, an additional sweep is to be carried out searching all electrical wires, air-conditioning ducts & all such things between false ceiling & the roof. Additional Sweep On completion of search, each room to be clearly marked with bright coloured chalks indicating search has been completed.
- 12. Dos & Don'ts During Evacuation Walk out in a quiet manner to assembly point Open all doors & windows Help ladies/aged/handicapped while evacuation Wait in the assembly area till further instruction Don’t spread rumors & cause panic Switch off all power supply before leaving Carry all personal belongings with you Don’t run during evacuation Don’t use lifts Follow instruction of marshal during evacuation Don’t ask any questions to the marshals Take head count & report shortfalls
- 13. Letter/Book Bomb (Definition) To injure or kill an individual To terrorise or create panic in public Dimensions 3 Cms 4”X6” 50 to 100 gms Purpose A letter/book designed to explode when opened, causing serious injury or death to the person opening it & could be fatal for any target. Thickness Length Weight 3” - 4” 12”X8” 300 to 400 gms Letter Book
- 14. How to Detect a Letter Bomb Extra postage stamp Misspelled name Sender’s address not on the cover Address with title only & no name Excessively secured Visual distraction Envelope with holes Discolouration / oil stains Smell of almond Uneven / lopsided envelope Envelopes marked “Secret” or “Confidential” Hand written address
- 15. Action on Locating Suspicious Object Inform Control room & Security Manager Evacuate to a safe distance (100 Meters) Open all doors & windows of that area Don’t touch, open, move, tilt or roll the object Place sand bags around the suspected object Buttress Server/EDP & other sensitive rooms Questioning employees of the area/investigation Don’t permit re-entry till area is declared safe Inform Bomb squad, Fire Brigade, Ambulance Don’t accept anything on the face value Handle the object alone if you are duty bound Don’t use Radio equipment or flashlight nearby Don’t cut strings/wires or pass metallic objects Don’t be a “DEAD HERO”
- 16. BOMB THREAT CALL ASSESSMENT SHEET - BTAS CALLER'S VOICE (circle all that apply) Calm Slow Crying Slurred Stutter Deep Loud Broken Giggling Accent Angry Rapid Stressed Nasal Lisp Excited Disguised Sincere Squeaky Normal If voice is familiar, whom did it sound like? ____________________________ background noises? _________________________________ _________________________________ _________________________________ Gender of the Caller: _____________ Language Used: __________________ Fluency in language: _______________ Remarks: Date: _________________ NAME: ____________________________________ Position: ___________________________________ Phone Number: _____________________________ IN CASE OF EMERGENCY CALL 96003 46646 QUESTIONS TO ASK: Where is the bomb? When is the bomb going to explode? What does it look like? What kind of bomb is it? What will cause it to explode? Did you place the bomb? Why and what is your demand? Where are you calling from? What is your name? What is your address? EXACT WORDING OF THREAT: __________________________________________________ __________________________________________________ __________________________________________________ __________________________________________________ __________________________________________________ __________________________________________________ __________________________________________________ __________________________________________________ Sex of caller: _______________Race: ____________ Approx. Age: _______Length of call: ____________ Number at Which call is Received: ______________ BATS- Should available around the telephone operator desk for immediate action. Ravichandran D 96003 46646