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AIM

10/12/17

6

−2−7

Emergency Services Available to Pilots

FIG 6

−2−1

Ground

−Air Visual Code for Use by Survivors

V

X

N

Y

NO.

NO.

MESSAGE

MESSAGE

CODE SYMBOL

CODE SYMBOL

1

Require assistance

Require assistance

Require medical assistance

Require medical assistance

No or Negative

No or Negative

Yes or Affirmative

Yes or Affirmative

Proceeding in this direction

Proceeding in this direction

IF IN DOUBT, USE INTERNATIONAL SYMBOL

IF IN DOUBT, USE INTERNATIONAL SYMBOL

INSTRUCTIONS

INSTRUCTIONS

2

3

4

5

S O S

1.  Lay out symbols by using strips of fabric or parachutes, pieces of wood, stones, or any available material.
2.  Provide as much color contrast as possible between material used for symbols and background against which symbols are exposed.
3.  Symbols should be at least 10 feet high or larger.  Care should be taken to lay out symbols exactly as shown.
4.  In addition to using symbols, every effort is to be made to attract attention by means of radio, flares, smoke, or other available means.
5.  On snow covered ground, signals can be made by dragging, shoveling or tramping.  Depressed areas forming symbols will

appear black from the air.

6.  Pilot should acknowledge message by rocking wings from side to side.

FIG 6

−2−2

Ground

−Air Visual Code for use by Ground Search Parties

L L L

L L

X X

N N

NO.

NO.

MESSAGE

MESSAGE

CODE SYMBOL

CODE SYMBOL

1

2

3

4

5

6

7

Operation completed.

Operation completed.

We have found all personnel.

We have found all personnel.

We have found only some personnel.

We have found only some personnel.

We are not able to continue.

Returning to base.

We are not able to continue.

Returning to base.

Have divided into two groups.

Each proceeding in direction indicated.

Have divided into two groups.

Each proceeding in direction indicated.

Information received that aircraft is in this direction.

Information received that aircraft is in this direction.

Nothing found.  Will continue search.

Nothing found.  Will continue search.

Note:  These visual signals have been accepted for international use and appear in Annex 12 to the Convention on International

Civil Aviation.