Safety recommendations, recipients, status, and linked accident/report context.
What Is This Collection?
When an NTSB investigation exposes a fixable problem, the Board issues formal safety recommendations to the FAA, manufacturers, and operators. These records track each recommendation, who received it, and how they responded. Many of the rules you train under started here.
Mar 23, 1967
From the Document
THE WOOD AND GLUE JOINT CONSTRUCTION FOUND IN A NUMBER OF GENERAL AVIATION AIRPLANES OPERATING TODAY WARRANTS OUR CONTINUED CONCERN FOR THE EARLY AND EFFECTIVE DETECTION OF STRUCTURAL DETERIORATION. THE LATTER, OF COURSE, CAN EFFECTIVELY RESULT IN DEGRADATION OF AN AIRCRAFT'S ORIGINAL FACTOR OF SAFETY. THIS DETERIORATION, IN SOME INSTANCES, IS CHARACTERIZED BY WOOD ROT; IN OTHERS BY AN INEFFECTIVE GLUE-JOINT. IN ANY CASE, THE GENERAL…
Requested Action: RECOMMENDS THAT SUCH AN INSPECTION BE REQUIRED OF THIS MODEL. THE SAME OR POSSIBLY INCREASED SUSCEPTIBILITY OF CERTAIN OTHER AIRPLANES TO THE SAME TYPE OF DETERIORATION MERITS YOUR ADDITIONAL CONSIDERATION OF SIMILAR INSPECTION REQUIREMENTS. AIRWORTHINESS DIRECTIVE 59-22-3 DID PROVIDE FOR THE DETECTION OF THIS TYPE DETERIORATION ON MOONEY M-18 MODELS BUT WAS A ONE-TIME INSPECTION WITH COMPLIANCE REQUIRED NO LATER THAN DECEMBER 15, 1959. THE…
Study Focus: Review maintenance and airworthiness responsibilities.
Response Status: Closed - Acceptable Action
Recipient: FAA
Jan 12, 1967
From the Document
IN REPLY TO YOUR LETTER OF DECEMBER 16, 1966, WITH WHICH YOU FORWARDED A COPY OF FAA REPORT NO. ADS-81, "BOMB DETECTION SYSTEM STUDY", DATED OCTOBER 1966, WE AGREE THAT DEVELOPMENT OF THE "CHEMOSENSOR" SHOULD BE CONTINUED SINCE IT OFFERS PROMISE OF BEING A PRACTICAL BOMB DETECTOR. HOWEVER, WE WOULD LIKE TO DIRECT YOUR ATTENTION TO ANOTHER SYSTEM OF DETECTING EXPLOSIVES, ONE THAT APPEARS TO OFFER POTENTIALITIES WORTHY OF CONSIDERATION. THIS IS…
Requested Action: SINCE THE SYSTEM APPEARS TO HOLD PROMISE, IT IS HOPED THAT THE FEDERAL AVIATION AGENCY WILL NOT OVERLOOK THE POSSIBLE MERITS OF THE NORTH AMERICAN SYSTEM.
Response Status: Closed - Acceptable Alternate Action
Recipient: FAA