Atlas / NTSB / NYC71DFA16

NTSB CAROL · Event

Event NYC71DFA16

1970-09-12 GRAND ISLE, Vermont, United States None 1 aircraft Status: Completed

Registry · N40029

FAA Aircraft Registry record.

Make / Model

PIAGGIO P.136-L1

Engine

LYCOMING GO-480 SERIES (295 hp)

Seats / Engines

5 seats · 2 engines

ADS-B equipped

Yes — Mode-S A4AF61

Registrant of record

ASTRE AIR INTERNATIONAL

Source: FAA Aircraft Registry (releasable master file).

Aircraft involved

N40029 Piaggio P136L1 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

PIAGGIO P136L1 · N40029

Damage

Substantial

Craft type

Airplane

Classification

Accident

Light condition

Dawn

Weather

VMC

Phase of flight

C0

Operator type

D

Kind of flying

B2

Weather at impact

Sky

CLEAR

Wind

180° / 5 kt

Aircraft history

Serial number

000000000220

Total time

1,612 hrs

Pilot

Certificate

Commercial

Total hours

1,792

Age

48

Probable cause (from PRE1982.MDB)

-PLT RAISED L FLOAT,R FLOAT,WING TIP HIT WATER.

Investigator remarks

ACFT ON STEP,STEEP L TURN MADE,L FLOAT HIT WATER

Cause factors

64/A/54 A
PILOT IN COMMAND MISJUDGED CLEARANCE Cause — pilot/personnel action
88/J/AQ J
MISCELLANEOUS ACTS,CONDITIONS DOWNWIND 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 4008. Source file NTSB_1970_3_4008.txt. Modern CAROL record on data.ntsb.gov ↗.

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