Incident · 1989-03-21

NTSB case DEN89IA089 · BOEING 727-200A · Part 121

What the record says

Event date: 1989-03-21
Event type: Incident
Highest injury level: No injuries
Aircraft: BOEING 727-200A (N728)
Operating rule: Part 121
Operator: AMERICAN AIRLINES, INC. Operator named in NTSB report
Operated by (per NTSB report): AMERICAN AIRLINES

Probable cause

FAILURE OF THE ARTCC CONTROLLER TO ASSURE THAT THE AIRCRAFT MAINTAINED IFR SEPARATION STANDARDS. THE CONTROLLER'S HEAVY WORKLOAD WAS A RELATED FACTOR.

Source: NTSB case DEN89IA089

Flight crew

Flight-crew details for this event aren't in the NTSB database extract we hold (its coverage starts with 2008 events) — a gap in our data, not an absence of crew.

Facts as the NTSB records them — GroundCheck adds no judgement. Preliminary records may be revised as the investigation proceeds.

All incidents →