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Atlas / NTSB / MKC69D0252

NTSB CAROL · Event

Event MKC69D0252

1968-10-31 AMANA, Iowa, United States None 1 aircraft Status: Completed

Registry · N3056F

FAA Aircraft Registry record.

Make / Model

ROBINSON HELICOPTER R44 II

Year of manufacture

2007

TCDS

H11NM · ROBINSON HELICOPTER CO

Engine

LYCOMING IO-540-AE1A5 (260 hp)

Seats / Engines

4 seats · 1 engine

Last airworthiness date

20070723

ADS-B equipped

Yes — Mode-S A33515

Registrant of record

EAGLE EYE HELICOPTERS LLC

Source: FAA Aircraft Registry (releasable master file).

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 182 · N3056F

Damage

Substantial

Craft type

Airplane

Classification

Accident

Light condition

Dawn

Weather

VMC

Phase of flight

Cruise — descent (EF)

Operator type

Personal/private

Airport

HURSH

Kind of flying

B0

Weather at impact

Sky

CLEAR

Aircraft history

Total time

677 hrs

Pilot

Certificate

Commercial — instrument

Total hours

418

Age

43

Probable cause (from PRE1982.MDB)

CAUSED BY ROAD CROSSING RNWY ON PRIVATE STRIP.

Investigator remarks

PLT REPORTED HITTING RISE OR DEPRESSION ON RNWY,

Cause factors

  • 80/A/BK A
    AIRPORTS/AIRWAYS/FACILITIES POORLY MAINTAINED RUNWAY SURFACE Cause — pilot/personnel action
  • 64/A/29 A
    PILOT IN COMMAND INADEQUATE PREFLIGHT PREPARATION AND/OR PLANNING 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 3797. Source file NTSB_1968_3_3797.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 ↗