Atlas / NTSB / OAK72DVG67

NTSB CAROL · Event

Event OAK72DVG67

1972-06-04 LINCOLN, California, United States None 1 aircraft Status: Completed

Registry · N2854D

FAA Aircraft Registry record.

Make / Model

PIPER PA-18A

Year of manufacture

1952 · 20 years old at event

Engine

LYCOMING 0-290 SERIES (140 hp)

Seats / Engines

2 seats · 1 engine

ADS-B equipped

Yes — Mode-S A2E376

Registrant of record

WILLIAMS DAVID O

Source: FAA Aircraft Registry (releasable master file).

Aircraft involved

N2854D Piper PA-18A None

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

PIPER PA-18A · N2854D

Damage

Substantial

Craft type

Airplane

Classification

Accident

Light condition

Dawn

Weather

VMC

Phase of flight

EJ

Operator type

D

Airport

LINCOLN

Kind of flying

B0

Weather at impact

Sky

CLEAR

Wind

210° / 6 kt

Temp

80° F

Aircraft history

Serial number

0000018-1275

Total time

2,704 hrs

Pilot

Certificate

Commercial

Total hours

521

Age

29

Probable cause (from PRE1982.MDB)

G FAILED TO RESPOND FOR GOARND.HIT STEEL POST.

Investigator remarks

PLT LET ENG LOAD UP DURG SIMULATED FORCED LDG.EN

Cause factors

64/C/21 C
PILOT IN COMMAND IMPROPER OPERATION OF POWERPLANT & POWERPLANT CONTROLS Cause
88/C/34 C
MISCELLANEOUS ACTS,CONDITIONS ENGINE LOADED UP Cause
64/B/35 B
PILOT IN COMMAND SELECTED UNSUITABLE TERRAIN
83/K/I K
TERRAIN HIGH OBSTRUCTIONS Joint factor
83/K/F K
TERRAIN ROUGH/UNEVEN Joint factor

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 1919. Source file NTSB_1972_3_1919.txt. Modern CAROL record on data.ntsb.gov ↗.

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