# NTSB CHI83LA433: Cessna 150, N3069S, Spring Brook, WI, September 19, 1983

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Limited investigation · Final report
- Date: September 18, 1983, 19:15 local (Sep 19, 1983, 00:15 UTC)
- Place: Spring Brook, WI
- Coordinates: 45.940364, -91.680892 (estimated)
- Nearby events: https://openairdocs.org/map.md?lat=45.9404&lon=-91.6809&mi=10
- Phase of flight: [Landing](https://openairdocs.org/ntsb-phases/550) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed
- Report: Approved by Office Director
- NTSB case key (mKey): 12350
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=CHI83LA433
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/12350/pdf
- Page: https://openairdocs.org/ntsb/CHI83LA433

## Analysis

THE STUDENT PILOT LANDED THE ACFT AND BOUNCED UNTIL IT NOSED OVER. THE STUDENT HAD MADE 2 OR 3 SUCCESSFUL TOUCH AND GO LANDINGS. ON THE LAST APPROACH THE SUN BLINDED THE STUDENT BUT HE CONTINUED THE APPROACH. THE ACFT WAS FLARED TOO HIGH AND BOUNCED BEFORE NOSING OVER.

## Sequence of events

In NTSB's coding before 2008 (https://www.ntsb.gov/GILS/Documents/codman.pdf).

- Loss of control - in flight, landing - flare/touchdown
  - light condition - sunglare (contributing factor)
  - flare - improper, pilot in command (cause)
  - recovery from bounced landing - improper, pilot in command (cause)
- Nose over, landing - roll

## Aircraft

- Registration: N3069S (not matched to a registry record)
- Reported make and model: CESSNA 150
- Category: Airplane
- Serial number: 15066969
- Engines: CONTINENTAL O-200-A 100 horsepower reciprocating
- Damage: Substantial damage
- Flight: Instructional, Part 91
- Registered owner: Clifford B. Cooper
- Airworthiness certificate: Standard, Normal
- Airport: WI57, Spring Brook Farm, runway 27, 2,200 ×  ft, grass/turf

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 33; student; airplane ratings: single-engine land; medical: class 3, valid medical--w/ waivers/lim; seat: left; flight hours: 11 total, 11 in this make and model, 2 as pilot in command, 11 in the last 90 days, 1 in the last 24 hours

## Weather

- Conditions: Visual (VMC), Dusk
- Wind: 270° at 10 knots, gusting 15
- Visibility: 5 statute miles
- Lowest ceiling: none

## FAA reports on this event (1)

The FAA's own accident and incident reports, matched to the aircraft by N-number and date (OpenAirDocs).

- [Accident 19830918049449A](https://openairdocs.org/incident/19830918049449A), Sep 18, 1983: Cessna 150, Springbrook, WI, Substantial damage. Blinded by setting sun student leveled off too high on landing. Bounced 3 times and nosed over on runway.

From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

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