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Atlas / NTSB / CHI71DEE93

NTSB CAROL · Event

Event CHI71DEE93

1971-05-22 NAPERVILLE, Illinois, United States None 1 aircraft Status: Completed

Registry · N688U

FAA Aircraft Registry record.

Make / Model

SCHWEIZER SGS 1-26B

Engine

NONE NONE

Seats / Engines

1 seats · 1 engine

Last airworthiness date

19650609

ADS-B equipped

Yes — Mode-S A922B1

Registrant of record

KENDALL FLYING SERVICES 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

SCHWIEZER 1-26B · N688U

Damage

Substantial

Craft type

C

Classification

Accident

Light condition

Dawn

Weather

VMC

Phase of flight

EE

Operator type

Part 91 (general aviation)

Airport

CLOW

Kind of flying

B0

Weather at impact

Sky

CLEAR

Aircraft history

Serial number

000000000307

Total time

412 hrs

Pilot

Certificate

Airline transport

Total hours

20

Age

46

Investigator remarks

FAILED TO DEPLOY SPOILERS.

Cause factors

  • 64/C/46 C
    PILOT IN COMMAND MISJUDGED DISTANCE AND SPEED Cause
  • 64/C/19 C
    PILOT IN COMMAND FAILED TO USE OR INCORRECTLY USED MISC.EQUIPMENT 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 1668. Source file NTSB_1971_3_1668.txt. Modern CAROL record on data.ntsb.gov ↗.