Cockloft Nozzle Tools 7 Data sheet 18 Flashcards

1
Q

Cockloft Nozzle…Description..?

A
  • Waterway 1 1/2” diameter aluminum pipe
  • Stream tips- (2) 1/2” OST-NOT TO BE REMOVED
  • these tips increase reach of stream in EXCESS OF 60 FEET…also facilitate generation of steam for more rapid extinguishment
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2
Q

Discharge rate of cockloft nozzle is ?

A

125 GPM

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3
Q

Cockloft nozzle supplied by ?

A

1 3/4” handline…same pressures as normally supplied to 1 3/4” handline

-attached to any controlling nozzle , simply be removing MST and then connecting the 1 1/2” female coupling

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4
Q

Cockloft nozzle should …..

A

NEVER be primary attack line

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5
Q

Cockloft nozzle carried by?

A

-DIVISION and SQUAD vehicles

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6
Q

Prior to using cockloft nozzle in any NFP MD, consideration shall be given to ?

A

Cutting vent hole over the main body of fire.

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7
Q

Preferred operating location?

A

IMMEDIATELY INSIDE the apt. door

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8
Q

Hole size needed for cockloft nozzle to operate?

A

3’x3’
-clearing between top of the ceiling joists and the bottom of the roof joists must be minimum of 4 INCHES

  • inserted cockloft nozzle into cockloft between joists
  • alternate direction of stream by rotating nozzle 90 degrees and returning nozzle to its original position to provide max. coverage..

-do NOT rotate nozzle in continuos counter-clockwise direction…will cause nozzle to be screwed off

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9
Q

Cockloft nozzle can cover a large area from a single position, it may also be moved from apartment to apartment to EXTEND ITS REACH…..

A

use of cockloft nozzle does NOT ELIMINATE need to pull ceilings for final extinguishment and washdown

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10
Q

Cockloft nozzle only placed into operation at direction of?

A

CHIEF OFFICER (not IC)

-replacement (tech services via phone, just like HRN)

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