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Atlas / NTSB / MIA72AM090

NTSB CAROL · Event

Event MIA72AM090

1972-03-14 SAN JUAN, Puerto Rico, 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

DEHAVILLAND DH104 · N562PR

Damage

Substantial

Craft type

Airplane

Classification

Accident

Light condition

Dawn

Weather

VMC

Phase of flight

EE

Operator type

E

Airport

SAN JUAN INTL

Kind of flying

CI

Weather at impact

Sky

CLEAR

Aircraft history

Serial number

000000014140

Total time

11,130 hrs

Pilot

Certificate

DA (DA)

Total hours

18,000

Age

40

Probable cause (from PRE1982.MDB)

M ROD.SUBJ OF MODIFICATION.

Investigator remarks

L MAIN GR ACTUATING PISTON,P/N AHO 19742,SEPD FR

Cause factors

  • 70/A/CB A
    AIRFRAME NORMAL RETRACTION/EXTENSION ASSEMBLY Cause — pilot/personnel action
  • 88/A/36 A
    MISCELLANEOUS ACTS,CONDITIONS FATIGUE FRACTURE Cause — pilot/personnel action
  • 68/J/J2 J
    PERSONNEL POOR/INADEQUATE DESIGN 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 1422. Source file NTSB_1972_3_1422.txt. Modern CAROL record on data.ntsb.gov ↗.