# NTSB CHI84LA273: Waco UPF-7, N39717, Hamilton, OH, June 30, 1984

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Limited investigation · Final report
- Date: June 30, 1984, 10:15 local (14:15 UTC)
- Place: Hamilton, OH
- Coordinates: 39.329524, -84.539779 (estimated)
- Nearby events: https://openairdocs.org/map.md?lat=39.3295&lon=-84.5398&mi=10
- Phase of flight: [Landing](https://openairdocs.org/ntsb-phases/550) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed
- Report: Approved by Office Director
- NTSB case key (mKey): 12680
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=CHI84LA273
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/12680/pdf
- Page: https://openairdocs.org/ntsb/CHI84LA273

## Sequence of events

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

- On ground/water collision with object, landing
  - proper touchdown point - exceeded, pilot in command (contributing factor)
  - airspeed - excessive, pilot in command (contributing factor)
  - go-around - initiated, pilot in command
  - directional control - not maintained, pilot in command (cause)
  - object - aircraft parked/standing (contributing factor)

## Analysis

THE PLT STATED HE LANDED LONG AND FAST AND DURING AN ATTEMPTED GO-AROUND COLLIDED WITH A PARKED ACFT NEAR THE END OF THE GRASS STRIP.

## Aircraft

- Registration: [N39717](https://openairdocs.org/aircraft/N39717), registered now, S/N 5850 (OpenAirDocs)
- Reported make and model: WACO UPF-7
- Registry model: [Waco UPF-7](https://openairdocs.org/model/waco-upf-7) (registry code 9601302) (OpenAirDocs)
- Registry engine: [Continental R670-SERIES series](https://openairdocs.org/engine/continental-r670-series-series) (registry code 17016, reciprocating) (OpenAirDocs)
- Category: Airplane
- Serial number: 5850
- Airframe hours: 2629
- Engines: CONTINENTAL R-670-6A 220 horsepower reciprocating
- Damage: Substantial damage
- Flight: Personal, Part 91
- Registered owner: Paul L. Harper
- Airworthiness certificate: Standard, Normal
- Last inspection: Annual, September 1, 1983
- Departed: I73
- Destination: HAO, HAMILTON, OH
- Airport: HAO, Hamilton, runway 18, 1,800 × 50 ft, grass/turf

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 61; private; airplane ratings: single-engine land; medical: class 3, valid medical--w/ waivers/lim; seat: rear; flight hours: 622 total, 36 in this make and model, 615 as pilot in command, 3 in the last 90 days, 1 in the last 24 hours

## Weather

- Conditions: Visual (VMC), Day
- Wind: 10° at 11 knots
- Visibility: 10 statute miles
- Lowest ceiling: 10,000 ft broken
- Temperature: 75 °F, dew point 55 °F
- Altimeter: 29.00 inHg
- Observed at: LUK, 20 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 19840630028279A](https://openairdocs.org/incident/19840630028279A), Jun 30, 1984: Waco UPF7, Hamilton, OH, Substantial damage. Aircraft struck other parked aircraft during go around after landing too long on runway.

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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