Crash Site Hazard

Question 1

Types of site Hazards

Answer 1

Physical: fire, flammable, stored energy, aircraft systems, explosives ordnance

Material: Residue, dust, fibres, dangerous goods cargo, radioactive

Psychological: trauma, pressure, stress

Chemical: Liquid oxygen, fuels and lubricants

Biological: Blood borne pathogens, environment (Animals)

Working Environment: Travel/fatigue, weather, security, location, work pressures

Question 2

Role of environmental health

Answer 2

Assist in development of emergency response plan
Assist incident site commander in hazard identification/risk assessment
- env/personal monitoring(chemical, heat etc)
- Env management issues
- Control - PPE requirements
Location and management of decontamination stations and PPE donning
- Records - who, what, where, how long etc
- personal hygiene

Question 3

PPE in emergency response.

Answer 3

3 recommended level of PPE
- Engage ENVHO for advise

Aircraft state
Intact = level 1
Breakup - no fire = 2/3
Break up Fire = 3
High speed impact, no fire = 3
High speed impact - fire = 3

Question 4

Level 1 PPE

Answer 4

Protect: airborne contaminants such as composite fibre or fibreglass fragments

Long sleeve shirt/long pants
Or
Protective coverall with hood and dust mask

Question 5

Level 2 PPE

Answer 5

Protection: airborne contaminants like composite fibre, and chemicals that may be an irritant to the eyes

Half face respirator and googles
Or
Full face respirator

Protective coveralls with hood

Puncture proof gloves and nitrile surgical gloves (liquid contaminant

Safety boots

Question 6

Level 3 PPE

Answer 6

Protection: wide range of threats such as burned composite fibre, toxic fumes from combustion plastic and metals and contamination from toxic liquids

Full face respirator with suitable filter cartridge

Protective coveralls with sealable front, legs and hood - all joints sealed with tape

Puncture proof gloves and nitrile surgical gloves for liquid. Contaminants

Safety boots with over boots