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Flashcards in Search and Rescue Deck (16):
1

what are the three phases of emergency?

The Uncertainty Phase: a situation where uncertainty exists as to the safety of an aircraft or its occupants

The Alert Phase: where apprehension exists as to the safety of an aircraft or its occupants

The Distress Phase: there is reasonable certainty that an aircraft or its occupants are threatened by grave and imminent danger or require immediate assistance 

2

Uncertainty phase is initiated when...

no comms from an aircraft within 30 mins after time it should have been received, or from a time unsuccessful attempt to establish comms was made

3

alert phase initiated when... (4 triggers)

following uncertainty phase, subsequent attempts at comms or inquiries to other relevant sources have failed to reveal any news of the aircraft, or when;

An aircraft has been cleared to land and doesn’t land within 5 mins and comms have not been re-established with the aircraft, or when;

Info received that indicates that operating efficiency of the aircraft has been impaired, or

The aircraft is known to be hijacked

4

distress phase initiated when...(4 triggers)

after alert phase, further unsuccessful attempts to establish comms and more widespread unsuccessful inquiries point to the probability that the aircraft is in distress, or when;

Fuel on board is considered to be exhausted or insufficient for aircraft to reach safety, or when;

Information received that suggests a forced landing is likely, or when;

Info received or it is reasonably certain that the aircraft is about to make, or has made a forced landing, except if known that aircraft and occupants are safe

5

ELTs operate on... (2 frequencies)

121.5MHz & 406 MHz

6

Military distress freqeuncy is?

243MHz

7

merchant shipping frequencies? (2)

HF 2182 KHz or 4125 KHz

8

Ground to air visual signals...

V=

X=

N=

Y=

ARROW=

require assistance

require medical assistance

no

yes

this way

9

ground signals from rescue units below...

LLL =

LL =

++ =

XX =

NN =

two arrows similar to lightning sign =

operation completed

we have found everyone

we have found only some people

unable to continue, returning to base

nothing found

have divided into two groups, each group proceeding in direction indicated

10

medical supplies dropped are coloured?

red

11

food and water supplies dropped are coloured?

blue

12

blankets and protective clothing dropped are coloured?

yellow

13

misc equipment dropped such as stoves, axes, compasses etc are coloured?

black

14

ME aircraft must carry life jackets when how far from shore?

50nm

15

SE aircraft must carry life jackets when operating beyond ... from shore

gliding distance

16

life rafts and flares to be carried if multi-engine aircraft are operating at a distance corresponding to ... mins at cruising speed or ...NM (whichever is less) away from land.

For single engine aircraft this is reduced to ... mins or ...NM (whichever is less)

120 mins

400nm

30 mins

100nm