Originally Posted by
todd1200
Blown out tires aren't "substantial damage"

And for the record 830.5 says—
The operator of any civil aircraft...shall immediately...notify the nearest National Transportation Safety Board (Board) field office when:
(a) An aircraft accident, or any of the following listed incidents occur:
(1) Flight control...failure;
(2) [Crew member incapacitation]
(3) [Structural failure of a turbine engine excluding compressor/turbine blades/vanes]
(4) In flight fire;
(5) Aircraft collide in flight;
(6) Damage to property other than the aircraft...exceed[ing] $25,000...;
(7) [Additional incidents for heavy aircraft including electrical or hydraulic, and emergency evacuations].