# NTSB CHI83LA426: Brandt Pitts S-1C, N99JB, Hamilton, OH, September 13, 1983

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Limited investigation · Final report
- Date: September 13, 1983, 19:45 local (23:45 UTC)
- Place: Hamilton, OH
- Coordinates: 39.330593, -84.540672 (estimated)
- Nearby events: https://openairdocs.org/map.md?lat=39.3306&lon=-84.5407&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): 12343
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=CHI83LA426
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/12343/pdf
- Page: https://openairdocs.org/ntsb/CHI83LA426

## Sequence of events

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

- Hard landing, landing - flare/touchdown
  - flare - improper, pilot in command (cause)
  - recovery from bounced landing - improper, pilot in command (cause)
  - elevator - improper use of, pilot in command (cause)
- Main gear collapsed, landing - flare/touchdown
  - landing gear,main gear attachment - overload (contributing factor)
- Loss of control - on ground/water, landing - roll
  - directional control - not possible, pilot in command (cause)
  - ground loop/swerve - uncontrolled, pilot in command (cause)
- Nose over, landing - roll

## Analysis

THE ACFT WENT OFF THE RWY AND NOSED OVER DURING LANDING. THE WEATHER WAS VMC AND THE WIND WAS FROM 010 DEGREES AT 7 KTS.THE LANDING WAS ON RWY 29. THE PILOT STATED THAT DURING THE LANDING THE ACFT BOUNCED ABOUT A FT INTO THE AIR AND THAT HEAPPLIED FORWARD STICK TO PLANT THE MAIN WHEELS OF THIS TAILWHEEL ACFT ON THE RWY. WHEN THE ACFT DROPPED TO THE PAVEMENT THE WELD ON THE LEFT MAIN GEAR ATTACHMENT POINT BROKE. THE LEFT GEAR THEN COLLAPSED AND THE PILOT LOST CONTROL OF THE ACFT. THE ACFT WENT OFF THE SIDE OF THE RWY AND NOSED OVER.

## Aircraft

- Registration: N99JB (not matched to a registry record)
- Reported make and model: BRANDT PITTS S-1C
- Category: Airplane, amateur-built
- Serial number: MY4Q2
- Airframe hours: 267
- Engines: LYCOMING O-320 150 horsepower reciprocating
- Damage: Substantial damage
- Flight: Personal, Part 91
- Registered owner: Mark S. Taylor
- Last inspection: Annual, June 10, 1983
- Airport: HAO, Hamilton, runway 29, 5,480 × 80 ft, asphalt

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 30; private; airplane ratings: single-engine land; medical: class 3, valid medical--no waivers/lim.; seat: center; flight hours: 800 total, 47 in this make and model, 47 in the last 90 days, 1 in the last 24 hours

## Weather

- Conditions: Visual (VMC), Day
- Wind: 10° at 7 knots
- Visibility: 15 statute miles
- Lowest ceiling: none
- Temperature: 73 °F, dew point 50 °F
- Altimeter: 30.00 inHg
- Observed at: LUK, 18 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 19830913050489A](https://openairdocs.org/incident/19830913050489A), Sep 13, 1983: Amtrpt PITTSSPECS1C, Hamilton, OH, Substantial damage. Bounced on landing. Impact broke a faulty attach weld on the left main gear. Ran off the runway and overturned.

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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