What is the pyramid method used for during aircraft loading?

The pyramid method is an effective technique used during aircraft loading to maximize stability and safety while ensuring an optimal distribution of weight. This method involves stacking the heaviest cargo items in the center of the aircraft, which helps lower the center of gravity. Placing lighter items at the ends creates a balanced load that can enhance performance during flight.

By concentrating the weight in the center, the pyramid method contributes to an even distribution that helps prevent undue stress on the aircraft's structure. Additionally, this technique minimizes the risk of shifting loads during takeoff, landing, and turbulence, thus promoting safety. In this context, the arrangement not only ensures compliance with regulations but also improves fuel efficiency by optimizing the weight distribution throughout the aircraft.

The other methods mentioned, such as distributing weight evenly, loading lighter cargo in the center, or utilizing only one side for loading, do not effectively provide the same benefits in terms of stability and balance that the pyramid method offers. Each alternative lacks the deliberate stacking strategy that characterizes the pyramid method, which is essential for maintaining aircraft integrity and safety during operation.