# NTSB CHI83LA285: Piper PA-44-180, N181AA, Lockport, IL, June 29, 1983

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Limited investigation · Final report
- Date: June 29, 1983, 17:15 local (22:15 UTC)
- Place: Lockport, IL
- Location: 41.6081° N, 88.0964° W: Placed by OpenAirDocs at LEWIS UNIVERSITY (LOT), within about a mile (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=41.6081&lon=-88.0964&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): 12237
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=CHI83LA285
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/12237/pdf
- Page: https://openairdocs.org/ntsb/CHI83LA285

## Sequence of events

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

- Overrun, landing - roll
  - weather evaluation - inadequate, pilot in command (cause)
  - weather condition - tailwind (contributing factor)
  - wind information - not obtained, pilot in command (cause)
- Complete gear collapsed, landing - roll
  - landing gear,main gear - overload
  - landing gear,nose gear - overload

## Analysis

PLT STATED A COMPANY ACFT LANDED 2-5 MIN AHEAD OF HIM ON RWY 9 WITH LIGHT WINDS OUT OF THE EAST. PRIOR TO PATTERN ENTRY THE PLT NOTICED DARK CLOUDS TO THE WEST WITH RAIN. AFTER LANDING HE COULD NOT STOP THE ACFT & WENT OFF THE END OF THE RWY. THE ACFT GROUNDLOOPED & ALL THREE GEAR COLLAPSED. ACCORDING TO THE PLT, OBSERVERS ON THE GROUND NOTED A 180 DEG WING SHIFT & A WIND VELOCITY INCREASE TO 20-30 KTS WHILE THE PLT WAS ON FINAL APPROACH.

## Aircraft

- Registration: N181AA (not matched to a registry record)
- Reported make and model: PIPER PA-44-180
- Category: Airplane
- Serial number: 44-7995024
- Airframe hours: 850
- Engines: LYCOMING O-360-E1A6D 180 horsepower reciprocating
- Damage: Substantial damage
- Flight: Personal, Part 91
- Registered owner: Robert E. Liska M.D.
- Airworthiness certificate: Standard, Normal
- Last inspection: Annual, June 6, 1982
- Departed: DOWNERS GROVE, IL
- Airport: LOT, Lockport, runway 9, 3,000 × 50 ft, asphalt

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 42; private; airplane ratings: multi-engine land, single-engine land; instrument ratings: airplane; medical: class 3, valid medical--w/ waivers/lim; seat: left; flight hours: 599 total, 328 in this make and model, 484 as pilot in command, 11 in the last 90 days

## Weather

- Conditions: Visual (VMC), Day
- Wind: 255° at 20 knots, gusting 30
- Visibility: 10 statute miles
- Lowest ceiling: 3,500 ft overcast
- Temperature: 81 °F

## 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 19830629027399A](https://openairdocs.org/incident/19830629027399A), Jun 29, 1983: Piper PA44180, Lockport, IL, Substantial damage. Encountered a sudden windshift on landing due to an approaching squall line. Unable to stop. Ran off end of 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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