Use ATC light signals from TBL 3-2-1 to control aircraft and the movement of vehicles, equipment, and personnel on the movement area when radio communications cannot be employed.
|Color and type of signal||Aircraft on the ground||Aircraft in flight||Movement of vehicles, equipment and personnel|
|Steady green||Cleared for takeoff||Cleared to land||Cleared to cross; proceed; go|
|Flashing green||Cleared to taxi||Return for landing (to be followed by steady green at the proper time)||Not applicable|
|Steady red||Stop||Give way to other aircraft and continue circling||Stop|
|Flashing red||Taxi clear of landing area or runway in use||Airport unsafe- Do not land||Clear the taxiway/runway|
|Flashing white||Return to starting point on airport||Not applicable||Return to starting point on airport|
|Alternating red and green||General Warning Signal- Exercise Extreme Caution||General Warning Signal- Exercise Extreme Caution||General Warning Signal- Exercise Extreme Caution|