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Safety Recommendation Details

Safety Recommendation A-79-082
Details
Synopsis: ON SEPTEMBER 8, 1977, CHAMPION HOME BUILDERS COMPANY, GATES LEARJET 25B, N999HG, CRASHED SHORTLY AFTER TAKEOFF AT SANFORD, NORTH CAROLINA. ALL FIVE PERSONS ABOARD WERE KILLED, AND THE AIRCRAFT WAS DESTROYED.
Recommendation: THE NTSB RECOMMENDS THAT THE FEDERAL AVIATION ADMINISTRATION: ADVISE APPROPRIATE PERSONNEL TO BE PARTICULARLY COGNIZANT DURING AIRCRAFT CERTIFICATION OF THE PROVISIONS FOR BATTERY VENTILATION TO INSURE THAT (1) ADEQUATE VENTILATION IS PROVIDED DURING ALL CONDITIONS OF GROUND AND FLIGHT OPERATIONS, (2) VENT SYSTEM DESIGN PRECLUDES INADVERTENT OR MAINTENANCE RELATED REMOVAL OF ESSENTIAL ELEMENTS, AND (3) BATTERIES AND THE BATTERY VENTILATION SYSTEMS ARE ISOLATED FROM ALL POSSIBLE IGNITION SOURCES ABOUT THE AIRCRAFT.
Original recommendation transmittal letter: PDF
Overall Status: Closed - Acceptable Action
Mode: Aviation
Location: Sanford, NC, United States
Is Reiterated: No
Is Hazmat: No
Is NPRM: No
Accident #: IAD77AA065
Accident Reports: Champion Home Builders, Company, Gates Learjet 25B, N99HG
Report #: AAR-79-15
Accident Date: 9/8/1977
Issue Date: 10/30/1979
Date Closed: 2/25/1980
Addressee(s) and Addressee Status: FAA (Closed - Acceptable Action)
Keyword(s):

Safety Recommendation History
From: NTSB
To: FAA
Date: 2/25/1980
Response: The faa's letter aws-130 of december 21, 1979, addressed to all faa staff concerned, with a copy of the safety board's recommendation enclosed, fulfills the intent of the recommendation, which is now placed in a closed--acceptable action status.

From: FAA
To: NTSB
Date: 1/28/1980
Response: FAA LTR: ALL REGIONAL FLIGHT STANDARDS ENGINEERING & MANUFACTURING BRANCH CHIEFS HAVE BEEN ALERTED TO THIS ACCIDENT AND ITS PROBABLE CAUSE BY MEANS OF A LETTER WHICH TRANSMITTED A COPY OF THE SUBJECT RECOMMENDATION. A COPY OF THE DECEMBER 21, 1979, FAA LETTER WAS ENCLOSED. WE BELIEVE THAT THE OCTOBER 30, 1979, NTSB RECOMMENDATION LETTER BEST EXPRESSES THE BOARD'S CONCERNS IN THESE SUBJECT AREAS.