# NTSB NYC90LA136: Classic Waco, N226HS, Plymouth, CT, June 22, 1990

- Type: NTSB accident investigation
- Classification: Accident · Minor injuries · Limited investigation · Final report
- Date: June 22, 1990, 14:15 local (18:15 UTC)
- Place: Plymouth, CT
- Location: 41.6334° N, 73.0468° W: Placed by OpenAirDocs at MOUNT TOBE (N41), within about a mile (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=41.6334&lon=-73.0468&mi=10
- Phase of flight: [Landing](https://openairdocs.org/ntsb-phases/550) (OpenAirDocs' grouping)
- Highest injury: Minor injuries
- Injuries: 1 minor
- Status: Completed, report December 14, 1992
- Report: Approved by Office Director
- NTSB case key (mKey): 36667
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=NYC90LA136
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/36667/pdf
- Page: https://openairdocs.org/ntsb/NYC90LA136

## Probable cause

THE FAILURE OF THE PILOT TO CORRECTLY RECOVER FROM A BOUNCED LANDING. FACTORS RELATED TO THE ACCIDENT WERE: IMPROPER USE OF THE BRAKES BY THE PILOT.

## Sequence of events

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

- Nose over, landing - roll
  - flight controls - improper use of, pilot in command (cause)
  - recovery from bounced landing - improper, pilot in command (cause)
  - brakes(normal) - excessive, pilot in command (contributing factor)

## Analysis

THE PILOT CAME IN FOR A LANDING AND GOT INTO A SERIES OF BOUNCES. ON THE FINAL BOUNCE THE AIRPLANE TOUCHED DOWN NOSE LOW, THE PROPELLER DUG IN AND THE AIRPLANE FLIPPED OVER. AFTER THE ACCIDENT, THE PILOT SAID HE REALIZED HE HAD USED IMPROPER BOUNCED LANDING RECOVERY TECHNIQUE.

## Aircraft

- Registration: [N226HS](https://openairdocs.org/aircraft/N226HS), registered now, S/N F5-026, built 1989 (OpenAirDocs)
- Reported make and model: CLASSIC AIRCRAFT CORP. WACO
- Registry model: [Classic WACO YMF](https://openairdocs.org/model/classic-waco-ymf) (registry code 2240101) (OpenAirDocs)
- Registry engine: [Jacobs R755B series](https://openairdocs.org/engine/jacobs-r755b-series) (registry code 35007, reciprocating) (OpenAirDocs)
- Category: Airplane
- Serial number: YMF-5(F5026)
- Airframe hours: 136
- Engines: JACOBS 275 horsepower reciprocating
- Damage: Substantial damage
- Flight: Personal, Part 91
- Operator: Harold A. Sutphen
- Registered owner: Harold A Sutphen, Jr.
- Airworthiness certificate: Standard, Normal
- Last inspection: Annual, September 29, 1989, 136 hours before
- Departed: 7B6, WAREHOUSE POINT, CT
- Airport: N41, Waterbury, runway 35, 2,000 × 150 ft, grass/turf

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 64; commercial; airplane ratings: single-engine land; instrument ratings: airplane; medical: class 3, valid medical--w/ waivers/lim; seat: rear; flight hours: 1,856 total, 126 in this make and model, 1,693 as pilot in command, 84 in the last 90 days, 48 in the last 30 days, 4 in the last 24 hours

## Weather

- Conditions: Visual (VMC), Day
- Wind: 0° at 5 knots, gusting 15
- Visibility: 6 statute miles
- Lowest ceiling: 15 ft unknown
- Temperature: 81 °F, dew point -0 °F

## 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 19900622021889A](https://openairdocs.org/incident/19900622021889A), Jun 22, 1990: Waco YMF, Waterbury, CT, Substantial damage. Applied brakes on and off on landing causing porpoise. Failed to go around. Last bounce nose first. Flipped over.

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

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