LESSON 2
CONTROLLING AIRCRAFT, VEHICLES, AND PERSONNEL BY AIR TRAFFIC
CONTROL (ATC) LIGHT SIGNALS AND EMERGENCY ASSISTANCE
Critical Tasks:
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OVERVIEW
LESSON DESCRIPTION:
As an air traffic controller, you will thoroughly understand and perform the tasks of controlling aircraft,
vehicles, and personnel by ATC light signals and providing emergency assistance.
TERMINAL LEARNING OBJECTIVE:
ACTION:
Control aircraft, vehicles, and personnel by ATC light signals and provide
emergency assistance.
CONDITION:
You will use the lesson text to complete the action.
STANDARD:
You will determine the proper light gun signal to be directed toward aircraft,
vehicles, and personnel when radio communications cannot be used. You will
determine a specific course of action to be taken in an emergency situation.
REFERENCE:
The material in this lesson was derived from the following publications: Federal
Aviation Administration Handbook (FAAH) 7110.65 and TC 95-33.
INTRODUCTION
There are many times during a normal day in an ATC tower that traffic (including some airborne traffic
and many ground traffic) must be controlled using light gun signals. Light guns can emit any of three
color signals: red, green, or white. Each of these signals has a specific meaning. The meaning depends
on whether it is directed toward an airborne aircraft; toward personnel, vehicles, or aircraft on the ground;
or whether it is a steady signal or a flashing signal. Light guns can operate on battery power if there is
electrical power failure. Except when in actual use, light guns shall be adjusted to provide a red light
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