Autonomous Airside Operations and Electric Taxiing – Definition, Benefits, and Implementation

What are Autonomous Airside Operations?

Autonomous airside operations describe the use of driverless, AI-controlled, or remotely operated vehicles and systems to manage airport ground movements on runways, taxiways, and aprons. These operations include autonomous pushback tugs, baggage tractors, passenger buses, follow-me cars, and airside inspection vehicles. By reducing human involvement in routine driving and coordination tasks, airports can achieve higher safety, efficiency, and predictable turnaround performance.

What is Electric Taxiing?

Electric taxiing is an airport ground movement technology that enables aircraft to taxi between the runway and the gate using electric motors instead of main jet engines. This can be achieved via on-board electric landing gear drive systems or electric towbarless tractors. Electric taxiing directly supports airport decarbonization strategies, reduces fuel burn, and lowers ground-level emissions such as CO₂ and NOx.

Benefits of Combining Autonomous Airside Operations with Electric Taxiing

1. Reduced Carbon Emissions – Significant fuel savings during taxiing and a smaller carbon footprint for airside ground handling.
2. Lower Operating Costs – Less fuel consumption, reduced engine wear, and optimized ground vehicle utilization.
3. Increased Safety – Automated collision avoidance, real-time vehicle tracking, and AI-based traffic management reduce human error.
4. Improved Capacity and Flow – Autonomous routing and scheduling optimize runway usage, apron flow, and stand allocation.
5. Support for Sustainable Airport Operations – Meets environmental targets, aligns with Airport Carbon Accreditation (ACA), and improves airport sustainability rankings.

Industry Adoption and Future Outlook

Major airports worldwide are piloting autonomous ground support equipment (GSE) and electric taxiing systems as part of digital transformation projects. These initiatives align with long-term strategies to achieve net-zero airport emissions and improve operational efficiency. As technology matures, full integration of autonomous airside vehicles with electric taxiing could enable seamless, low-emission, fully automated airport ground operations.

Related CAST Tools Simulation Capability

Using CAST simulation software, airport planners can evaluate the impact of autonomous airside operations and electric taxiing on:

• Runway and taxiway capacity
• Stand utilization and aircraft turnaround times
• Ground vehicle fleet requirements
• Emission reduction potential

CAST enables decision-makers to model scenarios, forecast benefits, and identify the optimal investment strategy for implementing autonomous and electric taxiing solutions.