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Atlas / NTSB / CHI77DEM29

NTSB CAROL · Event

Event CHI77DEM29

1977-06-25 IONIA, Michigan, United States None 1 aircraft Status: Completed

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

SCHEMP CIRRUS · N111JT

Damage

Substantial

Craft type

C

Classification

Accident

Light condition

Dawn

Weather

VMC

Phase of flight

Cruise — descent (EF)

Operator type

D

Kind of flying

B0

Weather at impact

Sky

SCATTERED-ABOVE 1000 FEET

Aircraft history

Serial number

000000000257

Total time

460 hrs

Pilot

Certificate

Commercial — instrument

Total hours

480

Age

35

Probable cause (from PRE1982.MDB)

RROW.

Investigator remarks

SINGLE WHEEL RETRACTABLE.COLLIDED WITH HIDDEN FU

Cause factors

  • 83/A/E A
    TERRAIN HIDDEN OBSTRUCTIONS Cause — pilot/personnel action

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 1209. Source file NTSB_1977_3_1209.txt. Modern CAROL record on data.ntsb.gov ↗.

Related research

What the literature says.

Academic papers and agency reports matching this event's aircraft type. Sourced from NASA NTRS, NTSB Safety Studies, FAA CAMI, AOPA Air Safety Institute, Embry-Riddle Scholarly Commons, arXiv, and the Semantic Scholar academic graph.

Browse the full corpus — academia portal ↗