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CMEX > 796 Hazmats > Flashcards

796 Hazmats Flashcards

1
Q

what is a Hazardous materials (HAZMATS)?

A

Any item or agents which have the potential to cause harm to humans, animals or the environment either by itself or interaction with other factors

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2
Q

What are the responsibilities of the Brigade when dealing with Hazmats?

A

To control any spillage or release of HAZMATS to mitigate harm to the public and the environment

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3
Q

What are the 4 catagories of HAZMAT?

A
  • Chemical
  • Physical (Hot/Cold)
  • Radioactive
  • Biological
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4
Q

How can Hazmats become hazardous to Personnel?

A
  • The inhalation
  • The ingestion .
  • Chemical or heat/cold burns.
  • Absorption of toxic substances through the skin.
  • Absorption across mucous membranes e.g. mouth and eyes.
  • Injection.
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5
Q

How should a Hazmat incident be approached?

A

From Upwind and Uphill

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6
Q

Can GTS be worn in a fire situation?

A

No

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7
Q

What is the minimum cordon distance at a HAZMAT incident?

A

25m depending on the Hazard

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8
Q

What 5 things should be considered when formulating a message from a Hazmat incident?

A
  • Confirmation of type of incident and the level where appropriate (See Appendix 1).
  • CHEMDATA in use, detailing the HAZMATS information retrieved.
  • Proposed emergency action code (EAC) and decontamination method.
  • Specific operational procedures implemented.
  • Tactical mode.
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9
Q

At an incident where a Hazmat has been involved in fire, what is the correct level of PPE when carrying out life saving actions?

A

Full PPE and BA

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10
Q

What are the 7 Hazard Zones at a Hazmat incident?

A
  • Hot Zone - (inner cordon)The contaminated Area
  • Warm Zone -(inner) The area outside the hot zone that is not initially contaminated
  • Cold Zone -(between inner and Outer) uncontaminated area where key command operations will take place
  • Inner Cordon - Area where potentially Hazardous activity may be conducted
  • Outer Cordon - The controlled area that should not be entered by unauthorised personnel. Monitored by the Police
  • Hazard Zone - Area of risk (both warm and hot zones)
  • Decon Zone - initially set up in the outer cordon, encompassed by the inner cordon once decon commences
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11
Q

What must an IC consider when conducting their initial Risk Assessment at a Hazmat incident?

A
  • Life risk.
  • Threat to the environment.
  • If the intervention of the LFB is appropriate.
  • HAZMAT involved.
  • Safe system of work and PPE.
  • Resources required.
  • Specialist advice required.
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12
Q

What are the levels and attendances of Hazmat incidents?

A

Level 1 - Single appliance - to deal with an incident of limited risk (Fuel Spill, Gas leak, small mercury spill)
Level 2 - 2 Pumps, FRU, HMEPO, CU and a monitoring officer - Full Hazmat incident
Level 3 - Additional 2 Pumps, FRU with DIM, SSU and a Group manager to Monitor. - Large Scale Hazmat
Level 4 - Incidents attracting special mobilising criteria

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13
Q

What should be requested at Large Hazmat incidents (10 or more GTS)?

A

IRU for Hughes Shower

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14
Q

Does the deployment of DIM and Hazmat equipment make an incident a confirmed Hazmat?

A

No, That decision rests with the IC, in conjunction with advise from the HMEPO and RRT (CBRN) if in attendance.

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15
Q

What is EAC?

A

Emergency Action Code

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16
Q

What is the minimum PPE to enter the Hazard Zone at a Unknown Hazmat incident where fire is NOT involved?

A

GTCPS

17
Q

When can BA be worn at a Hazmat incident instead of GTS?

A
  • When involved in Fire
  • To save immediately Saveable Life
  • When it is a known Hazmat and deemed safe to do so via CHEMDATA or advice from the HMEPO or SA
18
Q

How should BA Crews be de-conned if involved in a Unknown Hazmat incident?

A

As if they were in GTCPS

19
Q

What is the minimum PPE to be worn under GTS?

A

Fire T Shirt, Trousers and Fire Helmet

20
Q

What is the Recommended wear time for GTCPS?

A

20 min including decon (except where agreed between the IC and all team members

21
Q

What is the Primary role of the HMEPO?

A
  • Provide advice to the IC.
  • Assist the IC in determining the EAC, decontamination method and appropriate PPE by using the appropriate decision tools such as CHEMDATA and Permasure software (Appendix 8).
  • Manage the RRT when in attendance to deliver the ICs plan.
  • Liaise with the SA and any onsite, or other technical experts in attendance.
  • Evaluate all available intelligence and specialist advice so as to filter out conflicting and ambiguous advice to the IC.
22
Q

What is the LAS HART?

A

London Ambulance Service Hazardous Repsonse Team

23
Q

What additional attendance is mobilised if a Hazmat has been discovered to be involved in a fire?

A

Only a HMEPO

24
Q

What is available on the CU to predict smoke plume travel from a hazmat or other incident?

A

Hazard Manager Software

25
Q

When will Full Hazmat attendance not be sent?

A

Hazmats incidents involving fire or on water

26
Q

What is CBRN(E)?

A

Chemical Biological Radiological Nuclear (Explosive)

27
Q

What is the PDA for an Acid Attack?

A

1 x Pump Ladder (WM in charge)

1 x Pump

1 x HMEPO

1 x RRT

28
Q

What level of PPE should be worn at a suspected Acid attack?

A

Full PPE - Eye protection and double Nitrile gloves - Visor Down or goggles

29
Q

How should a Casualty at an Acid Attack be approached?

A

From the side

30
Q

How long should water be applied to the affected area following an acid attack?

A

20 mins or until the ambulance crew deems it safe to do so

31
Q

Should you remove clothes following a Acid attack?

A

Yes, once flushing has begun, remove all affected clothing in the direction of the acid flow

32
Q

What are APP codes?

A

Additional Personal Protection Codes -
A - GTS with full Fire Gear and Thermal Protective Gloves
B - GTS

33
Q

How should clothes from an acid attack be collected?

A

In clear pvc bags, or nylon evidence bags by HMEPO or RRT

34
Q

What is the new mobilising code for a suspected acid attack?

A

C3

35
Q

When does a hazmat incident classify as an level 2?

A

incidents involving HAZMATS where the hazard is limited and the decontamination can be achieved using either the dam and brush or safe undress procedure

CMEX (29 decks)

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