Arresting fence system (10) that is deployable in order to bring a traveling vehicle to a stop through controlled deceleration. An arresting system, including an arrestor net (24), an energy absorber (32), and a release mechanism(40) is integral to a gate carriage (12) that may be movable in order to position the fence system in the desired position. The gate carriage (12) can be incorporated into a new or existing fence (50) to restrict access to a desired location.