# NTSB CHI87DEV01: Piper PA-34-200T, N8156C, Bloomington, IL, November 8, 1986

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Final report
- Date: November 8, 1986, 10:30 local (16:30 UTC)
- Place: Bloomington, IL
- Coordinates: 40.469043, -88.970413 (estimated)
- Nearby events: https://openairdocs.org/map.md?lat=40.4690&lon=-88.9704&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): 13602
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=CHI87DEV01
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/13602/pdf
- Page: https://openairdocs.org/ntsb/CHI87DEV01

## Analysis

ACCORDING TO THE PLT, THE ACFT BOUNCED UPON TOUCHDOWN. SHE ATTEMPTED TO REFLARE THE ACFT, HOWEVER, IT BOUNCED AGAIN AND A GO-AROUND WAS PERFORMED. THE ACFT WAS THEN LANDED WITHOUT FURTHER INCIDENT. FOLLOWING THE LANDING IT WAS DETERMINED THE ACFT HAD RECEIVED SUBSTANTIAL DAMAGE DURING THE BOUNCED LANDING.

## Sequence of events

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

- Hard landing, landing - flare/touchdown
  - flare - misjudged, pilot in command (cause)
  - design stress limits of aircraft - exceeded, pilot in command (contributing factor)
  - remedial action - attempted, pilot in command

## Aircraft

- Registration: [N8156C](https://openairdocs.org/deregistered/N8156C-1993-12-09), registration cancelled 1993-12-09, S/N 348070122 (OpenAirDocs)
- Reported make and model: PIPER PA-34-200T
- Registry model: [Piper PA-34-200T](https://openairdocs.org/model/piper-pa-34-200t) (registry code 7103406) (OpenAirDocs)
- Category: Airplane
- Serial number: 348070122
- Airframe hours: 1834
- Engines: CONTINENTAL TSIO-360-EB 200 horsepower reciprocating
- Damage: Substantial damage
- Flight: Personal, Part 91
- Operator: Marilyn E. Trupin
- Registered owner: Lewis & Marilyn Trupin
- Airworthiness certificate: Standard, Normal
- Last inspection: Annual, October 18, 1986, 30 hours before
- Departed: CMI, SAVOY, IL
- Airport: BMI, Bloomington Normal, runway 29, 6,500 × 150 ft, concrete

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 54; commercial, flight instructor; airplane ratings: single-engine land, multi-engine land; instrument ratings: airplane; medical: class 2, valid medical--w/ waivers/lim; seat: left; flight hours: 2,044 total, 892 in this make and model, 1,710 as pilot in command, 67 in the last 90 days, 2 in the last 24 hours

## Weather

- Conditions: Visual (VMC), Day
- Wind: 280° at 15 knots
- Visibility: 20 statute miles
- Lowest ceiling: 20,000 ft broken
- Temperature: 52 °F
- Altimeter: 30.00 inHg
- Observed at: BMI

## 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 19861108063849A](https://openairdocs.org/incident/19861108063849A), Nov 8, 1986: Piper PA34200T, Bloomington-Nor, IL, Substantial damage. Aircraft porpoised on initial landing and pilot executed a go around. After shutdown, substantial damage was found.

From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

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