§29.661. Rotor blade clearance.
14 C.F.R. § 29.661
There must be enough clearance between the rotor blades and other parts of the structure to prevent the blades from striking any part of the structure during any operating condition.
Notes, amendments, and revision history
Amendments
[Amdt. 29-3, 33 FR 967, Jan. 26, 1968]
Authority
Authority: 49 U.S.C. 106(f), 106(g), 40113, 44701-44702, 44704.
Source
Source: Docket No. 5084, 29 FR 16150, Dec. 3, 1964, unless otherwise noted.
Amendments
[Amdt. 29-3, 33 FR 967, Jan. 26, 1968]