Cordons PN 415

Question 1

What are the benefits of a cordon?

Answer 1

Separate those at risk from the hazard
Facilitate the operations of emergency services
Protect the scene and prevent unauthorised access

Question 2

What does a cordon denote?

Answer 2

A hazard area within which a level of training, PPE, supervision or information is required for safe operations

Question 3

Name 3 types of Cordon used on the incident ground

Answer 3

Inner
Outer
Traffic

Question 4

What is an inner cordon?

Answer 4

To restrict or exclude fire service or other emergency services from the scene of operations (hazard zone)

Question 5

How is an inner cordon boundary be marked?

Answer 5

Yellow barrier tape with ‘Hazard Zone’ written in black.

Question 6

Who gives approval for people to enter the inner cordon?

Answer 6

Only the IC or nominated officer

Question 7

What is an Outer Cordon?

Answer 7

A boundary surrounding the inner cordon that separates the public from areas used by emergency services for support activities.

Question 8

How is the outer cordon marked?

Answer 8

Using white barrier tape marked in red ‘Fire Service - do not cross’

Question 9

Who controls the entry and exit points of the Outer Cordon?

Answer 9

The police

Question 10

What is a traffic cordon?

Answer 10

Established beyond the outer cordon to prevent unauthorised access to the scene.

Question 11

Who establishes and maintains the traffic cordon?

Answer 11

Normally the police.

Question 12

What tools are available to identify the positioning of a cordon?

Answer 12

Each brigade atlas should have an acetate overlay which are designed for cylinder incidents
or use the CSS on board the CU.

Question 13

Who should you tell if you implement a cordon?

Answer 13

Everyone on the incident ground and control.

Question 14

What information about the cordon should you tell Control?

Answer 14

The position, suitable approach routes or RVP for oncoming vehicles

Question 15

At an incident where the LFB has primacy, who is responsible for the safety of all emergency service personnel with the inner cordon?

Answer 15

The IC

Question 16

At a major incident who is / was referred to as Fire Silver?

Answer 16

The IC

Question 17

At a major incident who is / was referred to as Fire Bronze?

Answer 17

Sector commanders

Question 18

When does the fire brigade stop having responsibility for safety of all personnel within the inner cordon?

Answer 18

When the brigade no longer has a prime role at the incident. it will be handed to the police.

Question 19

Describe the Hot Zone

Answer 19

The area where gross contamination will occur / area of greatest risk

Question 20

Decribe the warm zone

Answer 20

The area surrounding the hot zone, risk of cross contamination. Gross contamination should be removed within this zone.

Question 21

What is the cold zone?

Answer 21

The area between the warm zone and the outer cordon

Question 22

Before removing a cordon what should happen?

Answer 22

Speak to the other services in case they need the cordon to remain (ie crime scene)

Question 23

What is the cordon for Government explosives?

Answer 23

500m

Question 24

What is initial hazard zone for cylinder procedure?

Answer 24

200m

Question 25

What is initial zone for ionising radiation?

Answer 25

25m depending on survey meter

Question 26

What is minimum zone for HAZMATS?

Answer 26

Minimum 25m upwind

Question 27

Minimum zone for asbetsos?

Answer 27

25m upwind

Question 28

What is minimum cordon for terrorist related incidnets?

Answer 28

suitcase - 100m
car - 200m
lorry - 400m
if in doubt - 400m

Question 29

What is the radio exclusion zone at terrorist incidents?

Answer 29

hand held radio - 10m

main scheme - 50m

Question 30

Who picks the colour of the armband worn at major incidents and given out by the Inner Cordon Controller?

Answer 30

The police ‘silver’ will pick a different colour each day