Under what condition can you drive on passenger path lines?

Driving on passenger path lines is allowed when there are no aircraft at the gate because the passenger path lines are designed to ensure the safety of passengers alighting or boarding aircraft. These lines help direct traffic to avoid conflicts with aircraft movements. When there are no aircraft present, it is safe for vehicles to operate on these lines without risking the safety of passengers or causing potential delays in airport operations.

In other scenarios, such as during designated hours, when airport staff are present, or in emergencies, additional considerations regarding safety, operational procedures, and airport protocols come into play, which may restrict or complicate the ability to drive on passenger path lines. Prioritizing passenger safety and a clear operational environment is crucial in airport management, which is why vehicles are permitted on these lines only when it is deemed safe, specifically when no aircraft are at the gate.