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Flashcards in GMAC 2017 Deck (105)
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What UN class are Bio Hazards?

Class 6


What are the four classes of Bio Hazards?

1. Bacteria
2. Viruses
3. Protozoa
4. Fungi and spores


What are the four 'hazard groups' for bio hazards according to the Advisory Committee on Dangerous Pathogens (ACDP)?

Group 1: unlikely to cause human disease

Group 2: Can cause human disease; is unlikely to spread; usually treatable/prophylaxis

Group 3: Can cause severe human disease; may spread; usually treatable

Group 4: Causes severe human disease; likely to spread; usually no effective treatment.

Groups 2-4 must display the hazard signage


How can Bio Hazards enter the human body?



How can we achieve basic good hygiene?

1. Washing hands before eating, drinking and smoking
2. Cover all new and existing cuts/grazes
3. Avoid hand to mouth or eye contact
4. Take rest and meal breaks away from the area of risk


Will premises with a biological risk attract a greater PDA?


Only premises with a recorded bio hazard will have the bio hazard PDA attached.


What message should be sent when bio hazards are involved?

Priority message - "Biohazard Involved".

Control will mobilise a level 2 hazmat attendance


In some instances, on site specialists may not be willing to give ICs information regarding bioHazards. this these cases who should the IC contact?

Request the attendance of a ILO.


What physical signs will suggest a positive or negative pressurised system in a bio hazard facility?

1. Double door 'air lock' system
2. Heavy robust doors with gas tight seals
3. Pressure controls by doorways
4. Ducting entering/exiting the facility
5. Sterile changing rooms/requirements for specialised clothing


What is the minimum initial cordon for a bio hazard incident?



How long should water run off be contained at a biohazard incident?

Should be contained for the first hour while the EA and local water undertakers are contacted and the HMEPO can liaise with the EA


Who should the IC liaise with regarding smoke plumes from biohazard fires?

The Police and PHE.

The HMEPO/SA/RRT can assist with plume predictions via the met office


Can we remove animals from a biohazard testing facility?

Not without strict consultation between the HMEPO/SA and on site specialists.


How long can CBRN (gas tight) body bags work for?

Minimum of 48 hours


How can we contact specialist agencies to assist with biohazard incidents?

Via the duty ILO


How long should personnel wear the PN411 wristband?

Minimum 7 days


What is the EA responsible for?

1. Main drainage and pollution control relating to sewers
2. Pollution control over the river Thames, all its tributaries and all open water sites in greater London
3. Navigation control over the non-tidal Thames upstream of Toddington
4. Flood control within Greater London


What is LFBs policy re protecting the environment?

To take all reasonable steps within its powers to preserve and protect the environment


When should the EA be notified of incidents?

Anything above normal domestic quantities.

25ltr of oil, fuel, detergents, disinfectants, paints
More than 25ltrs of cooking oils
250 ltr of food products, sugar, cream, milk and vinegar
More than 250ltr of any beverage or organic liquid eg blood and slurry
More than 500ltrs of sand, cement or chalk


What are the three groups of pollutants?

1. Eco toxic materials e.g. Acids, solvents, oils, disinfectants
2. Organic materials e.g. Milk, beer, blood, firefighting foam.
3. In organic solids e.g.cement, silt, plaster, sand


What is DEFRA?

Department of the Environment, Food and Rural Affairs


Each PA should carry an environmental grab pack. what does the grab pack contain?

1 x tub of dammit
1 x clay drain mat
20 x blue absorbent mats
2 x blue booms
1 x 10m poly boom
2 x disposable bags and ties
1 x roll of EA tape
2 x pairs of gloves


Who is responsible for the safe removal of hazardous/contaminated waste?

1. LA for public footpaths, roads and public land
2. Highways agency for motorways
3. EA for non tidal rivers
4. PLA main tidal rivers
5. TfL for GLA road network


What defence do ICs have when failing to prevent contamination to the environment?

1. Contamination was caused or allowed to continue in order to avoid danger to human health, providing:

A). The IC took all reasonably practicable steps to minimise pollution
B). The regulator was informed as soon as reasonably practicable


What must be done following every use of the grab pack or major spill kit?

The environmental pollution notification form must be completed and emailed to the EA and HMEP team mailboxes to assist the EA in recovering costs from the polluter.


Who is responsible for the overall control and coordination of terrorist incidents?

The Police IC

The LFB IC is responsible for fire fighting and rescues


What are the cordon sizes at IED incidents?

More than 100m. Up To a suitcase

More than 200m. Car/ light vehicle

More than 400m. HGV/ lorry


What are the component parts of an IED?

The packaging

The main filling I.e. Explosive

The means of ignition, which must include a switch, detonator or igniters.


What are the three categories of calls to IEDs?

1. No warning - device actuated
2. Warning given - device actuated
3. Warning given - device not actuated, made safe.


Safe radio distances at IED incidents?

50m main scheme radios
10m hand held radios

Pagers may be worn