CS 25.483 One-gear landing conditions

For the one-gear landing conditions, the aeroplane is assumed to be in the level attitude and to contact the ground on one main landing gear, in accordance with Figure 4 of Appendix A of CS-25. In this attitude –

(a)The ground reactions must be the same as those obtained on that side under CS 25.479(d)(1), and

(b)Each unbalanced external load must be reacted by aeroplane inertia in a rational or conservative manner.