# NTSB MKC88DCA02: Callair A-9A, N7735V, Rush Hill, MO, August 9, 1988

- Type: NTSB accident investigation
- Classification: Accident · Serious injuries · Final report
- Date: August 8, 1988, 20:25 local (Aug 9, 1988, 01:25 UTC)
- Place: Rush Hill, MO
- Coordinates: 39.200473, -91.720237 (estimated)
- Nearby events: https://openairdocs.org/map.md?lat=39.2005&lon=-91.7202&mi=10
- Phase of flight: [Maneuvering](https://openairdocs.org/ntsb-phases/450) (OpenAirDocs' grouping)
- Highest injury: Serious injuries
- Injuries: 1 serious
- Status: Completed, report December 29, 1989
- Report: Approved by Office Director
- NTSB case key (mKey): 34452
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=MKC88DCA02
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/34452/pdf
- Page: https://openairdocs.org/ntsb/MKC88DCA02

## Sequence of events

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

- In flight collision with object, maneuvering - aerial application
  - object - wire,transmission (contributing factor)
  - object - utility pole (contributing factor)
  - light condition - dusk (contributing factor)
  - visual lookout - inadequate, pilot in command (cause)
  - judgment - poor, pilot in command (cause)
  - visual/aural perception, pilot in command (cause)
- In flight collision with terrain/water, descent - uncontrolled

## Analysis

ABOUT 25 MINUTES AFTER SUNSET, THE AIRPLANE STRUCK A POWERLINE AND POLE DURING A SPRAY RUN. THE AIRPLANE STRUCK THE GROUND INVERTED.

## Aircraft

- Registration: [N7735V](https://openairdocs.org/deregistered/N7735V-2017-06-07), registration cancelled 2017-06-07, S/N 1488, built 1969 (OpenAirDocs)
- Reported make and model: CALLAIR A-9A
- Registry model: [Aero Commander CALLAIR A-9](https://openairdocs.org/model/aero-commander-callair-a-9) (registry code 0144202) (OpenAirDocs)
- Registry engine: [Lycoming 0-540 series](https://openairdocs.org/engine/lycoming-0-540-series) (registry code 41532, reciprocating) (OpenAirDocs)
- Category: Airplane
- Serial number: 1488
- Airframe hours: 1800
- Engines: LYCOMING O-540-B2A5 235 horsepower reciprocating
- Damage: Substantial damage
- Flight: Aerial application, Part 137
- Operator: Rauffner Spray Service
- Registered owner: Northern Aviation
- Airworthiness certificate: Special, Restricted (Special)
- Last inspection: 100 hour, June 30, 1988
- Departed: MEX, MEXICO, MO

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 41; commercial; airplane ratings: single-engine land; medical: class 2, valid medical--no waivers/lim.; seat: front; flight hours: 1,425 total, 325 in this make and model, 1,425 as pilot in command, 45 in the last 30 days, 3 in the last 24 hours

## Weather

- Conditions: Visual (VMC), Dusk
- Wind: 180° at 8 knots
- Visibility: 15 statute miles
- Lowest ceiling: none
- Temperature: 88 °F, dew point 73 °F
- Altimeter: 29.00 inHg
- Observed at: STL, 60 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 19880808033739A](https://openairdocs.org/incident/19880808033739A), Aug 8, 1988: Airpts A9, Rush Hill, MO, Substantial damage. Struck a power line pole and crashed inverted during a low spray run over a bean field.

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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