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United States Department of TransportationUnited States Department of Transportation


Match the description of the runway safety sign or marking to the correct sign or marking from the list of four choices. Your session will time out after 30 minutes of inactivity. Your correct and incorrect answers will be revealed at the end.

Question 1 of 23

Match the description to the correct indicator

Located next to the Runway Holding Position Markings on taxiways or runway intersections. In this example, the threshold for runway 15 is to the left and the threshold for runway 33 is to the right. Aircraft should not proceed beyond this sign until cleared by Air Traffic Control (ATC).

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