# NTSB MKC86LA159: Cessna T188C, N9975J, Davenport, IA, July 27, 1986

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Limited investigation · Final report
- Date: July 27, 1986, 15:00 local (20:00 UTC)
- Place: Davenport, IA
- Coordinates: 41.540561, -90.559448 (estimated)
- Nearby events: https://openairdocs.org/map.md?lat=41.5406&lon=-90.5594&mi=10
- Phase of flight: [Maneuvering](https://openairdocs.org/ntsb-phases/450) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed
- Report: Approved by Office Director
- NTSB case key (mKey): 34221
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=MKC86LA159
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/34221/pdf
- Page: https://openairdocs.org/ntsb/MKC86LA159

## 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)
  - clearance - not attained, pilot in command (cause)
- Loss of control - on ground/water, landing - roll
  - vertical stabilizer surface - separation (contributing factor)
  - ground loop/swerve - inadvertent, pilot in command (contributing factor)
  - flt control syst,rudder control - separation (contributing factor)
- Main gear collapsed, landing - roll

## Analysis

THE AG PILOT WAS SPRAYING A FIELD WHEN HE IMPACTED POWERLINES WHICH REMOVED THE UPPER ONE-THIRD OF THE VERTICAL STAB AND RUDDER. ON LANDING HE GROUNDLOOPED AND COLLAPSED THE RIGHT MAIN GEAR.

## Aircraft

- Registration: [N9975J](https://openairdocs.org/deregistered/N9975J-2023-09-16), registration cancelled 2023-09-16, S/N T18803904T, built 1982 (OpenAirDocs)
- Reported make and model: CESSNA T188C
- Registry model: [Cessna T188C](https://openairdocs.org/model/cessna-t188c) (registry code 2073012) (OpenAirDocs)
- Registry engine: [Continental TSIO-520 series](https://openairdocs.org/engine/continental-tsio-520-series) (registry code 17040, reciprocating) (OpenAirDocs)
- Category: Airplane
- Serial number: T18803904T
- Airframe hours: 1525
- Engines: CONTINENTAL TSIO520 310 horsepower reciprocating
- Damage: Substantial damage
- Flight: Aerial application, Part 137
- Operator: Laverty Sprayers,Inc.
- Airworthiness certificate: Special, Restricted (Special)
- Last inspection: Annual, April 18, 1986
- Departed: BENNETT, IA

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 40; commercial; airplane ratings: single-engine land; medical: class 2, valid medical--no waivers/lim.; seat: center; flight hours: 4,966 total, 1,955 in this make and model, 4,744 as pilot in command, 240 in the last 90 days, 10 in the last 24 hours

## Weather

- Conditions: Visual (VMC), Day
- Wind: 180° at 10 knots
- Visibility: 10 statute miles
- Lowest ceiling: none
- Temperature: 84 °F, dew point 73 °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 19860727035319A](https://openairdocs.org/incident/19860727035319A), Jul 27, 1986: Cessna T188C, Davenport, IA, Substantial damage. Struck powerline during spray run. Separated upper third of verticle stabilizer. Ground looped onlanding at airport

## Other investigations on N9975J (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 MKC82DA148](https://openairdocs.org/ntsb/MKC82DA148), Aug 17, 1982: Cessna T188C (N9975J), Near Traer, IA, 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.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.