COLUMBUS, KS, USA
GSKSB
AIRSHIP INDUSTRIES SKYSHIP
IN CRUISE FLT NEARING COLUMBUS, KANSAS THE PLT AT THE CONTROLS OF THE AIRSHIP EXPERIENCED A PITCHING UP OF THE AIRSHIP'S NOSE. THE ELEVATOR CONTROL DID NOT RESPOND TO THE PLT INPUT TO COUNTER THE NOSE UP PITCH. ALSO NOTED WAS A LOSS OF PRESSURE FROM THE REAR HELIUM FILLED ENVELOPE. THE AIRSHIP DESCENDED WITHOUT CONTROL UNTIL STRIKING TRESS WHICH STOPPED IT. EXAMINATION OF THE ELEVATOR SHOWED THE FAILURE OF THE LEADING EDGE SPAR WITH MOVEMENT OF A PORTION OF THE SPAR PENETRATING THE REAR ENVELOPE.
Source: NTSB Aviation Accident Database
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