NTSB CAROL · Event
Event IAD71AI053
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
CESSNA 177 · N2271Y
Damage
Destroyed
Craft type
Airplane
Classification
Accident
Light condition
Dusk
Weather
Z
Phase of flight
D9
Operator type
D
Kind of flying
B0
Weather at impact
Sky
UNKNOWN/NOT REPORTED
Aircraft history
Serial number
000177-00071
Total time
656 hrs
Pilot
Certificate
Airline transport
Total hours
24
Age
37
Probable cause (from PRE1982.MDB)
ENT BY WEIGHT.
Investigator remarks
0.5 HRS TOTAL NITE TIME. BLOOD ALCOHOL 0.08 PERC
Cause factors
- 64/A/02 A PILOT IN COMMAND ATTEMPTED OPERATION BEYOND EXPERIENCE/ABILITY LEVEL Cause — pilot/personnel action
- 64/A/66 A PILOT IN COMMAND SPATIAL DISORIENTATION Cause — pilot/personnel action
- 64/J/65 J PILOT IN COMMAND PHYSICAL IMPAIRMENT Joint cause
- 88/J/67 J MISCELLANEOUS ACTS,CONDITIONS ALCOHOLIC IMPAIRMENT OF EFFICIENCY AND JUDGMENT 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 0934.
Source file
NTSB_1971_3_0934.txt.
Modern CAROL record on
data.ntsb.gov ↗.
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