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Safety Recommendation Details

Safety Recommendation A-74-080
Details
Synopsis: ON DECEMBER 17, 1973, IBERIA AIR LINES FLIGHT 933, A DC-10-30, WAS INVOLVED IN AN ACCIDENT AT LOGAN INTERNATIONAL AIRPORT IN BOSTON, MASSACHUSETTS. THE CAPTAIN WAS CONDUCTING AN ILS APPROACH TO RUNWAY 33L WHEN THE AIRCRAFT STRUCK AN APPROACH LIGHT STANCHION AND CRASHED ON THE AIRPORT. THE SKY WAS OBSCURED AND VISIBILITY WAS RESTRICTED BY MODERATE RAIN AND FOG.
Recommendation: ISSUE AN ADVISORY CIRCULAR WHICH DESCRIBES THE WIND SHEAR PHENOMENON, HIGHLIGHTS THE NECESSITY FOR PROMPT PILOT RECOGNITION AND PROPER PILOTING TECHNIQUES TO PREVENT SHORT OR LONG LANDINGS, AND EMPHASIZES THE NEED TO BE CONSTANTLY AWARE OF THE AIRCRAFT'S RATE OF DESCENT, ATTITUDE AND THRUST DURING APPROACHES USING AUTOPILOT/AUTOTHROTTLE SYSTEMS.
Original recommendation transmittal letter: PDF
Overall Status: Closed - Acceptable Action
Mode: Aviation
Location: Boston, MA, United States
Is Reiterated: No
Is Hazmat: No
Is NPRM: No
Accident #: DCA74AZ014
Accident Reports: Iberia Lineas Aereas de Espana, (Iberian Airlines) McDonnell Douglas DC-10-30, EC CBN
Report #: AAR-74-14
Accident Date: 12/17/1973
Issue Date: 9/6/1974
Date Closed: 9/16/1976
Addressee(s) and Addressee Status: FAA (Closed - Acceptable Action)
Keyword(s): Low Level Windshear, Weather, Wind

Safety Recommendation History
From: NTSB
To: FAA
Date: 9/16/1976
Response: Closed--acceptable action.

From: FAA
To: NTSB
Date: 11/19/1974
Response: STEPS ALREADY INITIATED TO EMPHASIZE PHENONENON. BRIEFINGS PROVIDED TO FAA AIR CARRIER AND FLIGHT STANDARDS DISTRICT OFFICES. AIR CARRIER OPERATIONS INSPECTORS WILL ALSO BE BRIEFED WHO IN TURN WILL EVALUATE EACH AIR CARRIER PROGRAM AND REPORT RESULTS.