NTSB CAROL · Event
Event IAD76AI085
Aircraft involved
Historical record (pre-1982)
NTSB recorded this accident in the pre-1982 coded-field schema — structured fields rather than free-text narrative. Decoded codes use established NTSB single-letter taxonomies; cause factors remain verbatim pending the Form 6120.4 codebook lookup.
Aircraft
GRUM AMER AA-5A · N9778U
Damage
Destroyed
Craft type
Airplane
Classification
Accident
Light condition
Dawn
Weather
VMC
Phase of flight
Cruise — level (EA)
Operator type
Part 91 (general aviation)
Airport
BLUE GRASS
Kind of flying
A1
Weather at impact
Sky
SCATTERED-ABOVE 1000 FEET
Aircraft history
Serial number
000000000178
Total time
36 hrs
Pilot
Certificate
Airline transport
Total hours
16
Age
30
Probable cause (from PRE1982.MDB)
TY IN TFC PATTERN SPACING.
Investigator remarks
MIXT CTL IN IDLE CUTOFF.STUDENT PLT HAD DIFFICUL
Cause factors
- 64/C/21 C PILOT IN COMMAND IMPROPER OPERATION OF POWERPLANT & POWERPLANT CONTROLS Cause
- 64/B/16 B PILOT IN COMMAND FAILED TO OBTAIN/MAINTAIN FLYING SPEED
- 68/B/C1 B PERSONNEL INADEQUATE TRAINING OF STUDENT
- 64/J/27 J PILOT IN COMMAND IMPROPER IN-FLIGHT DECISIONS OR PLANNING Joint cause
Decoded against the NTSB Form 6120.4 cause-factor codebook (ct_Pre1982 table). Each row shows the raw triplet, modifier (Cause / Factor / etc.), category, and specific code.
Source: NTSB pre-1982 historical archive. Docket
3 2423.
Source file
NTSB_1976_3_2423.txt.
Modern CAROL record on
data.ntsb.gov ↗.
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