# NTSB CHI83FA350: Monnett Moni, N3919X, Omro, WI, August 1, 1983

- Type: NTSB accident investigation
- Classification: Accident · Serious injuries · Field investigation · Final report
- Date: August 1, 1983, 13:10 local (18:10 UTC)
- Place: Omro, WI
- Coordinates: 44.029888, -88.739112 (estimated)
- Nearby events: https://openairdocs.org/map.md?lat=44.0299&lon=-88.7391&mi=10
- Phase of flight: [Initial climb](https://openairdocs.org/ntsb-phases/350) (OpenAirDocs' grouping)
- Highest injury: Serious injuries
- Injuries: 1 serious
- Status: Completed
- Report: Approved by Office Director
- NTSB case key (mKey): 12008
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=CHI83FA350
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/12008/pdf
- Page: https://openairdocs.org/ntsb/CHI83FA350

## Sequence of events

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

- Loss of control - in flight, takeoff - initial climb
  - weather condition - crosswind (contributing factor)
  - touch-and-go - performed, pilot in command
  - climb - excessive, pilot in command
  - maneuver - performed, pilot in command
  - airspeed - inadequate, pilot in command (cause)
  - stall - inadvertent, pilot in command (cause)
- In flight collision with terrain/water, descent - uncontrolled

## Analysis

ACCORDING TO WITNESSES, THE WIND WAS NORTHWESTERLY AT ABOUT 20 KTS & THE RWY HEADING OF THE DIRT STRIP WAS 030 DEG. THE PLT MADE A LOW PASS OVER THE STRIP, THEN MADE A TOUCH-&-GO LANDING. ON THE 3RD APCH, THE ACFT TOUCHED DOWN ABOUT 800 TO 900 FT FROM THE APCH END, THEN IT ROLLED APRX 900 TO 1000 FT. THE ACFT THEN LIFTED OFF IN A STEEP CLIMB & ENTERED A STEEP RIGHT BANK, FROM WHICH, THE NOSE DROPPED & THE PLANE DIVED ALMOST VERTICALLY TO THE GROUND. NO PREIMPACT PART FAILURE OR MALFUNCTION WAS FOUND.

## Aircraft

- Registration: N3919X (not matched to a registry record)
- Reported make and model: MONNETT MONI
- Category: Airplane, amateur-built
- Airframe hours: 11
- Engines: KFM 107 22 horsepower reciprocating
- Damage: Substantial damage
- Flight: Personal, Part 91
- Registered owner: Roderick Q. Macdonald
- Airworthiness certificate: Special, Experimental (Special)
- Departed: OSH, OSHKOSH, WI
- Airport: Private, runway 3, 2,900 × 30 ft, dirt

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 37; airline transport, flight instructor; airplane ratings: single-engine land, multi-engine land; instrument ratings: helicopter, airplane; medical: class 1, valid medical--no waivers/lim.; seat: front; flight hours: 10,000 total, 2 in this make and model

## Weather

- Conditions: Visual (VMC), Day
- Wind: 340° at 20 knots
- Visibility: 20 statute miles
- Lowest ceiling: none
- Altimeter: 30.00 inHg

## 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 19830801037309A](https://openairdocs.org/incident/19830801037309A), Aug 1, 1983: Amtrmo SONERAI, Oshkosh, WI, Substantial damage. Was seen touching down and taking off twice. Third time, touched down long, took off, stalled, impacted ground.

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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