Cylinder Procedure PN376 Flashcards Preview

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Flashcards in Cylinder Procedure PN376 Deck (14)
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1
Q

What is the definition of a cylinder?

A

Any vessel containing Gas or Liquid

2
Q

What are the 4 ways a cylinder is constructed?

A

Welded in 2 halves

Drawn steel

Aluminium

Composite, woven jacket

3
Q

What temperature does a cylinder lose its tensile strength?

A

200-250 aluminium

300 steel

4
Q

What is the initial Hazard Zone for a heated cylinder?

A

200m

5
Q

What is the size of the fire ball of a failed cylinder?

A

25m

6
Q

When a cylinder is not currently being affected and has not been involved in the fire, what should the IC’s actions be?

A

Apply cooling spray or have cylinder moved to safer location

7
Q

Where is composite cylinder in involved and has failed what should the your actions be and why?

A

Allow contents to burn off before extinguishing the fire as a potential build up of gases may occur

8
Q

What information should you ascertain from crews discovering a cylinder?

A

Type
Size
Contents
Location

9
Q

What is the message when is cylinder is involved?

A

“Cylinder confirmed involved”

10
Q

What 4 things must happen in order for a 200m HZ be reduced and no risk of cylinder failing?

A

Fire must be extinguished
Cylinders Identified as not acetylene
All cylinders present have been located
Cylinders involved receiving direct cooling

11
Q

What are some of the visual indicators that a cylinder has not been involved?

A

Labels and plastic rings intact
Paint work not blackened or blistered
Supply hose pipes undamaged

12
Q

When a HZ has been implemented what information should be sent via informative message?

A
Actions taken
Number of evacuees
HZ size and road closures
RVP and approach route
TM
13
Q

How long is the initial period of cooling for an unidentified cylinder or acetylene?

A

1 hour

14
Q

What form should be filled out for handing over an Acetylene cylinder?

A

F6104

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