Serious incident Boeing 767-232 N106DA,
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ASN Wikibase Occurrence # 372659
 
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Date:Sunday 12 July 1987
Time:22:58 LT
Type:Silhouette image of generic B762 model; specific model in this crash may look slightly different    
Boeing 767-232
Owner/operator:Delta Air Lines
Registration: N106DA
MSN: 22218/31
Year of manufacture:1982
Total airframe hrs:13895 hours
Engine model:GE CF6-80
Fatalities:Fatalities: 0 / Occupants: 159
Aircraft damage: None
Category:Serious incident
Location:Boston, MA -   United States of America
Phase: Approach
Nature:Passenger - Scheduled
Departure airport:Cincinnati, OH (KCVG)
Destination airport:
Investigating agency: NTSB
Confidence Rating: Accident investigation report completed and information captured
Narrative:
DELTA FLT 752, A BOEING 767, WAS NR THE OUTER MARKER (OM) ON AN ILS RWY 22L APCH WHEN THE FLT CONTROL SYS SENSED AN UNCOMMANDED GO-ARND. THE ACFT DRIFTED RGT OF THE LOCALIZER FOR OVR 1 MIN. AT ABT 1000' AGL, RWY 22R WAS SIGHTED TO THE LEFT & A NORMAL LANDING WAS MADE ON THAT RWY. RWY 22R WAS OFFSET 1500' TO THE RGT OF RWY 22L. A BOEING 727, WHICH PRECEDED THE INCIDENT ACFT, WAS CLEARED TO CROSS THE RGT RWY. THE CONTROLLER FAILED TO OBSERVE THE PROGRESS OF THE BOEING 767 AFTER IT PASSED THE OM. THE BOEING 727 CREW SAW THE BOEING 767 LANDING LIGHTS AS THE ACFT APCHD RWY 22R & NOTIFIED THE TOWER IT WOULD HOLD SHORT OF THE RWY. THE DELTA CAPTAIN HAD A REPUTATION FOR DOMINANT BEHAVIOR WHICH TENDED TO SUPPRESS OTHERS IN THE COCKPIT. THE AIRLINE OPS MANUAL GAVE MINIMAL DIRECTION CONCERNING MISSED APPROACHES. THE UNCOMMANDED GO-AROUND MALFUNCTION WAS TRACED TO A FAULTY WIRING HARNESS IN THE THROTTLE QUADRANT.

Probable Cause:

Accident investigation:
cover
  
Investigating agency: NTSB
Report number: NYC87IA202
Status: Investigation completed
Duration: 1 year and 9 months
Download report: Final report

Sources:

NTSB NYC87IA202

Revision history:

Date/timeContributorUpdates
26-Mar-2024 20:07 ASN Update Bot Added

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