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Safety Recommendation Details

Safety Recommendation A-71-050
Details
Synopsis: THE NATIONAL TRANSPORTATION SAFETY BOARD RECENTLY CONCLUDED A PUBLIC HEARING TO DOCUMENT CERTAIN FACTS SURROUNDING THE MIDAIR COLLISION BETWEEN A HUGHES AIR WEST DC-9 AND A UNITED STATES MARINE CORPS (USMC) F-4B JET FIGHTED, WHICH OCCURRED NEAR DUARTE, CALIFORNIA, ON JUNE 6, 1971. OUR INVESTIGATION HAS NOT BEEN COMPLETED; THEREFORE, NO DETERMINATION HAS BEEN MADE AS TO THE PROBABLE CAUSE(S) OF THE ACCIDENT.
Recommendation: EXPLORE THE FEASIBILITY OF USING THE AIR INTERCEPT RADAR ON ALL MILITARY AIRCRAFT TO PROVIDE COLLISION AVOIDANCE ASSISTANCE(AS AN ADDITIONAL AID TO THE "SEE AND BE SEEN" CONCEPT, AND SHOULD THIS PROVE FEASIBLE, INSTITUTE AND ESTABLISH PROCEDURES TO USE THE RADAR FOR THIS PURPOSE ON ALL FLIGHTS WHERE ITS USE IS NOT REQUIRED FOR MORE URGENT MILITARY MISSION REQUIREMENTS.
Original recommendation transmittal letter: PDF
Overall Status: Closed - Acceptable Action
Mode: Aviation
Location: Duarte, CA, United States
Is Reiterated: No
Is Hazmat: No
Is NPRM: No
Accident #: DCA71A0010
Accident Reports: Hughes Airwest DC-9, N9345, and U.S. Marine Corps F-4B, 151458
Report #: AAR-72-26
Accident Date: 6/6/1971
Issue Date: 10/15/1971
Date Closed: 8/21/1972
Addressee(s) and Addressee Status: United States Department of Defense (Closed--No Longer Applicable)
Keyword(s):

Safety Recommendation History
From: United States Department of Defense
To: NTSB
Date: 12/2/1971
Response: THE USAF DID NOT CONSIDER IT FEASIBLE TO USE AIR INTERCEPT RADAR FOR COLLISION AVOIDANCE ASSISTANCE. THIS DECISION WAS BASED, IN PART, UPON THE CHARACTERISTICS AND LIMITATIONS OF THE EQUIPMENT.