Cordons

Question 1

Inner cordon, describe?

Answer 1

• Large enough to contain the hazards
• Personnel and equipment involved at scene
• Yellow barrier tape
• IC or nominated officer to observe

Question 2

Outer cordon, describe?

Answer 2

• Command vehicles/RVP’s, where possible between inner and outer cordons.
• Police to monitor outer cordon

Question 3

3 types of cordons?

Answer 3

Inner
Outer
Traffic

Question 4

Agreement of cordons and how to implement?

Answer 4

Atlas & acetate
CSS - Command units
MDT’s
Use of existing barriers, ie roads, buildings etc.

Question 5

Who maintains the maintenance of cordons?

And who assists?

Answer 5

Nominated safety officer
Inner Cordon Controller (ICC)
Inner Cordon recorder (ICR)

Question 6

Major incident cordons?

Answer 6

Police monitor access and egress of inner cordon

LFB responsible for safety of inner cordon.

Question 7

At a Major incident who will agree the cordon & access points?

Answer 7

Tactical commanders will jointly agree using JAR (Joint analysis of risk)

Question 8

When closing down a cordon what is sort from other services?

Answer 8

Agreement

Question 9

Cordons for cylinder incidents?

Answer 9

200m hazard zone

Question 10

Cordon for Radiation incidents?

Answer 10

25m (increase/decreased in accordance with readings from survey meter and guidance from HMEPO

Question 11

Cordon for biological incidents?

Answer 11

25m - depends on hazards

Question 12

Cordon for HAZMAT incidents?

Answer 12

Upwind and 25m

Public 200m

Question 13

Cordon for asbestos incident?

Answer 13

Restricted zone + 25m upwind

Question 14

Cordon for terrorist incidents?

Answer 14

Suitcase 100m
Car/Van 200m
HGV/Lorry 400m

If in doubt 400m

Question 15

Safe distance for main scheme and handheld radios?

Answer 15

50m & 10m

Question 16

Can pagers be worn?

Answer 16

Yes

Question 17

Safe distances/cordons for fireworks/explosions?

Answer 17

Upto 250kg - ie small car - 200m.
250kg - 2000kg - 600m
Over 2000kg - 1000m