(b) The incremental horizontal tail loads due to maneuvering and gusts must be reacted by the angular inertia of the airplane in a rational or conservative manner.
(c) Mutual influence of the aerodynamic surfaces must be taken into account when determining flight loads.
[Doc. No. 4080, 29 FR 17955, Dec. 18, 1964; 30 FR 258, Jan. 9, 1965, as amended by Amdt. 23–42, 56 FR 352, Jan. 3, 1991]
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