(b) Proof of compliance with the strength requirements of this subpart must include—
(1) Dynamic and endurance tests of rotors, rotor drives, and rotor controls;
(2) Limit load tests of the control system, including control surfaces;
(3) Operation tests of the control system;
(4) Flight stress measurement tests;
(5) Landing gear drop tests; and
(6) Any additional tests required for new or unusual design features.
(Secs. 604, 605, 72 Stat. 778, 49 U.S.C. 1424, 1425)
[Doc. No. 5084, 29 FR 16150, Dec. 3, 1964, as amended by Amdt. 29–4, 33 FR 14106, Sept. 18, 1968; Amdt. 27–26, 55 FR 8001, Mar. 6, 1990]
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