# NTSB MKC84LA200: Grumman G164A, N4796, Bernie, MO, July 3, 1984

- Type: NTSB accident investigation
- Classification: Accident · Minor injuries · Limited investigation · Final report
- Date: July 3, 1984, 09:00 local (14:00 UTC)
- Place: Bernie, MO
- Coordinates: 36.670352, -89.970138 (estimated)
- Nearby events: https://openairdocs.org/map.md?lat=36.6704&lon=-89.9701&mi=10
- Phase of flight: [Maneuvering](https://openairdocs.org/ntsb-phases/450) (OpenAirDocs' grouping)
- Highest injury: Minor injuries
- Injuries: 1 minor
- Status: Completed
- Report: Approved by Office Director
- NTSB case key (mKey): 33731
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=MKC84LA200
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/33731/pdf
- Page: https://openairdocs.org/ntsb/MKC84LA200

## Sequence of events

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

- In flight collision with terrain/water, maneuvering - aerial application
  - weather condition - high density altitude
  - weather condition - downdraft (cause)
  - proper descent rate - exceeded, pilot in command (cause)
  - level off - delayed, pilot in command (cause)
- Nose over, other
- Fire, other

## Analysis

DESCENDING OUT OF THE PROCEDURE TURN INTO A SWATH RUN THE PLT WAS UNABLE TO LEVEL THE ACFT IN TIME TO AVOID FLYING INTO THE BEAN FIELD. THE ACFT NOSED OVER ON IMPACT AND CAUGHT FIRE. DENSITY ALTITUDE WAS ABOUT 2,800 FT. ACFT GROSS WEIGHT WAS APRX 5,500 POUNDS. THE PLT STATED THAT HE ENCOUNTERED A DOWNDRAFT.

## Aircraft

- Registration: [N4796](https://openairdocs.org/deregistered/N4796-2007-08-16), registration cancelled 2007-08-16, S/N 1100, built 1973 (OpenAirDocs)
- Reported make and model: GRUMMAN G164A
- Registry model: [Grumman Acft ENG Cor-Schweizer G-164A](https://openairdocs.org/model/grumman-acft-eng-cor-schweizer-g-164a) (registry code 3952801) (OpenAirDocs)
- Registry engine: [Pratt & Whitney R1340 series](https://openairdocs.org/engine/pratt-whitney-r1340-series) (registry code 52016, reciprocating) (OpenAirDocs)
- Category: Airplane
- Serial number: 1100
- Airframe hours: 2495
- Engines: P&W R1340-AN1 600 horsepower reciprocating
- Damage: Substantial damage
- Fire: On-Ground
- Flight: Aerial application, Part 137
- Operator: Junior Alsop Flying Service
- Registered owner: Jack Krepps
- Airworthiness certificate: Special, Restricted (Special)
- Last inspection: Annual, March 30, 1984
- Departed: BERNIE, MO

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 37; commercial; airplane ratings: single-engine land; medical: class 2, valid medical--no waivers/lim.; seat: center; flight hours: 6,200 total, 3,000 in this make and model, 5,727 as pilot in command, 400 in the last 90 days, 150 in the last 30 days, 10 in the last 24 hours

## Weather

- Conditions: Visual (VMC), Day
- Wind: 190° at 15 knots
- Visibility: 7 statute miles
- Lowest ceiling: none
- Temperature: 95 °F, dew point 70 °F
- Altimeter: 29.00 inHg
- Observed at: CGI, 38 nm away

## 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 19840703062039A](https://openairdocs.org/incident/19840703062039A), Jul 3, 1984: Scwzer G164A, Bernie, MO, Destroyed. Procedure turn around, lined up for second swath and descewnded to 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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