# NTSB MKC85LA192: Champion 7GCB, N9937Y, Grand Island, NE, July 29, 1985

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Limited investigation · Final report
- Date: July 29, 1985, 13:56 local (18:56 UTC)
- Place: Grand Island, NE
- Coordinates: 40.950328, -98.289428 (estimated)
- Nearby events: https://openairdocs.org/map.md?lat=40.9503&lon=-98.2894&mi=10
- Phase of flight: [Landing](https://openairdocs.org/ntsb-phases/550) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 2 uninjured
- Status: Completed
- Report: Approved by Office Director
- NTSB case key (mKey): 34012
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=MKC85LA192
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/34012/pdf
- Page: https://openairdocs.org/ntsb/MKC85LA192

## Sequence of events

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

- Loss of control - on ground/water, landing - roll
  - weather condition - crosswind (contributing factor)
  - directional control - not maintained, pilot in command (cause)
  - ground loop/swerve - uncontrolled
- On ground/water encounter with terrain/water, landing - roll
  - terrain condition - soft (contributing factor)
  - terrain condition - wet (contributing factor)

## Analysis

DURING FLT, THE PLT ENCOUNTERED RADIO RECEIVER PROBLEMS & DIVERTED TO GRAND ISLAND, NE. DURING ARRIVAL, HE REQUESTED A SPECIAL VFR CLEARANCE, BUT COULD NOT ASCERTAIN IF THE TOWER HAD ANSWERED. RADIO COMMUNICATION WAS ESTABLISHED IN THE TRAFFIC PATTERN & THE ACFT WAS CLEARED TO LAND. WHILE LANDING WITH A 12 KT X-WIND, THE ACFT SWERVED TO THE RIGHT, WENT INTO AN AREA OF MUD & WAS DAMAGED; HOWEVER, THE PLT WAS ABLE TO TAXI TO THE PARKING AREA.

## Aircraft

- Registration: [N9937Y](https://openairdocs.org/aircraft/N9937Y), registered now, S/N 7GCB-129 (OpenAirDocs)
- Reported make and model: CHAMPION 7GCB
- Registry model: [Champion 7GCB](https://openairdocs.org/model/champion-7gcb) (registry code 21101PC) (OpenAirDocs)
- Registry engine: [Lycoming 0-320 series](https://openairdocs.org/engine/lycoming-0-320-series) (registry code 41508, reciprocating) (OpenAirDocs)
- Category: Airplane
- Serial number: 7GCB-129
- Airframe hours: 1925
- Engines: LYCOMING O-320 150 horsepower reciprocating
- Damage: Substantial damage
- Flight: Personal, Part 91
- Registered owner: David K. Roberts
- Airworthiness certificate: Standard, Normal
- Last inspection: Annual, March 23, 1985
- Departed: OLU, COLUMBUS, NE
- Destination: LXN, LEXINGTON, NE
- Airport: GRI, Hall County Regional, runway 35, 7,001 × 150 ft, asphalt

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 47; private; airplane ratings: single-engine land; medical: class 3, valid medical--w/ waivers/lim; seat: front; flight hours: 138 total, 106 in this make and model, 101 as pilot in command, 39 in the last 90 days

## Weather

- Conditions: Instrument (IMC), Day
- Wind: 80° at 12 knots
- Visibility: 7 statute miles
- Lowest ceiling: 700 ft broken
- Temperature: 81 °F, dew point 64 °F
- Altimeter: 29.00 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 19850729059079A](https://openairdocs.org/incident/19850729059079A), Jul 29, 1985: Bbavia 7GCB, Grand Island, NE, Substantial damage. Ran off the side of the runway during crosswind landing, spun around, rotated onto side and then taxied to the ramp

## Other investigations on N9937Y (1)

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.

- [NTSB MKC66F0070](https://openairdocs.org/ntsb/MKC66F0070), Jul 3, 1965: Champion 7GCB (N9937Y), Imperial, NE, substantial damage

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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