# NTSB CHI87LA154: Cessna 152, N94739, Waukegan, IL, June 20, 1987

- Type: NTSB accident investigation
- Classification: Accident · Minor injuries · Limited investigation · Final report
- Date: June 20, 1987, 08:55 local (13:55 UTC)
- Place: Waukegan, IL
- Coordinates: 42.399528, -87.850257 (estimated)
- Nearby events: https://openairdocs.org/map.md?lat=42.3995&lon=-87.8503&mi=10
- Phase of flight: [Approach](https://openairdocs.org/ntsb-phases/500) (OpenAirDocs' grouping)
- Highest injury: Minor injuries
- Injuries: 2 minor
- Status: Completed, report May 27, 1988
- Report: Approved by Office Director
- NTSB case key (mKey): 13782
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=CHI87LA154
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/13782/pdf
- Page: https://openairdocs.org/ntsb/CHI87LA154

## Sequence of events

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

- Abrupt maneuver, approach - vfr pattern - final approach
  - object - aircraft moving on ground (cause)
  - visual lookout - poor, pilot of other aircraft (cause)
  - remedial action - attempted, dual student (cause)
  - pull-up - misjudged, dual student (cause)
  - supervision - inadequate, pilot in command(cfi) (cause)
- Loss of control - in flight, approach - vfr pattern - final approach
  - stall - inadvertent, dual student (cause)
  - remedial action - attempted, pilot in command(cfi) (contributing factor)
  - remedial action - not possible, pilot in command(cfi) (contributing factor)
  - altitude - inadequate, pilot in command(cfi)
- Hard landing, landing - flare/touchdown

## Analysis

WHILE ON FINAL APPROACH JUST PAST THE THRESHOLD OF RUNWAY 32 AT ABOUT 10 FEET AGL, A HELICOPTER CROSSED IN FRONT OF THE CESSNA 152. THE STUDENT PILOT ADDED POWER AND PULLED BACK ON THE YOKE. THE INSTRUCTOR PILOT THEN TOOK THE CONTROLS AND ATTEMPTED TO GET THE NOSE DOWN AND WINGS LEVEL BUT THE PLANE STRUCK THE GROUND.

## Aircraft

- Registration: [N94739](https://openairdocs.org/deregistered/N94739-1990-06-01), registration cancelled 1990-06-01, S/N 15285777 (OpenAirDocs)
- Reported make and model: CESSNA 152
- Registry model: [Cessna 152](https://openairdocs.org/model/cessna-152) (registry code 2071835) (OpenAirDocs)
- Category: Airplane
- Serial number: 15285777
- Airframe hours: 2157
- Engines: LYCOMING O-235-N2C 108 horsepower reciprocating
- Damage: Substantial damage
- Fire: Unknown
- Flight: Instructional, Part 91
- Operator: Trans-Air Corporation
- Registered owner: O'Brien Aviation, Inc.
- Airworthiness certificate: Standard, Utility
- Last inspection: Annual, June 11, 1987, 50 hours before
- Airport: UGN, Waukegan Reg., runway 32, 3,750 × 75 ft, concrete

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 25; commercial, flight instructor; airplane ratings: multi-engine land, single-engine land; instrument ratings: airplane; medical: class 2, valid medical--w/ waivers/lim; seat: right; flight hours: 776 total, 450 in this make and model, 610 as pilot in command, 149 in the last 90 days, 2 in the last 24 hours

## Weather

- Conditions: Visual (VMC), Day
- Wind: 320° at 5 knots
- Visibility: 6 statute miles
- 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 19870620021099A](https://openairdocs.org/incident/19870620021099A), Jun 20, 1987: Cessna 152, Waukegan, IL, Substantial damage. Abrupt pullup on final to avoid collision with helicopter crossing runway. Stalled from 30 feet. No control tower.

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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