# NTSB CHI86LA045: Cessna 150M, N62FS, Carbondale, IL, December 7, 1985

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Limited investigation · Final report
- Date: December 7, 1985, 12:15 local (18:15 UTC)
- Place: Carbondale, IL
- Coordinates: 37.719161, -89.209739 (estimated)
- Nearby events: https://openairdocs.org/map.md?lat=37.7192&lon=-89.2097&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): 13391
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=CHI86LA045
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/13391/pdf
- Page: https://openairdocs.org/ntsb/CHI86LA045

## Sequence of events

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

- Hard landing, landing - flare/touchdown
  - fuselage,skin - buckled
  - flare - improper, pilot in command (cause)
  - landing gear,main gear - bent
  - go-around - not performed, pilot in command (cause)
  - landing gear,nose gear - failure,total

## Analysis

ACCORDING TO THE STUDENT PILOT FLYING THE PLANE, AFTER HE TOUCHED DOWN ON HIS MAIN WHEELS HE LOWERED THE NOSE AND HE HEARD A CRACK. THE NOSE WHEEL THEN COLLAPSED ANDTHE AIRCRAFT SLID TO A STOP. ACCORDING TO THE OPERATOR OF THE AIRCRAFT NO PREEXISTING MALFUNCTIONS COULD BE FOUND IN THE NOSE GEAR ASSEMBLY. DAMAGE TO THE AIRCRAFT INCLUDED DAMAGED ENGINE MOUNTS, DEFORMATION OF THE COCKPIT FLOOR BENEATH THE RUDDER PEDALS, DAMAGE TO THE RIGHT MAIN GEAR ATTACHMENT BOX AND WRINKLED SKIN BEHIND THE REAR WINDOWS ON THE SIDES OF THE TAILCONE.

## Aircraft

- Registration: N62FS (not matched to a registry record)
- Reported make and model: CESSNA 150M
- Category: Airplane
- Serial number: 15079123
- Airframe hours: 3590
- Engines: CONTINENTAL O-200A 100 horsepower reciprocating
- Damage: Substantial damage
- Flight: Instructional, Part 91
- Registered owner: Southern Illinois University
- Airworthiness certificate: Standard, Normal
- Last inspection: 100 hour, September 6, 1985, 72 hours before
- Airport: MDH, Southern Illinois, runway 18, 5,800 × 100 ft, asphalt

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; student; airplane ratings: single-engine land; medical: class 3, valid medical--no waivers/lim.; seat: left; flight hours: 15 total, 15 in this make and model, 2 as pilot in command, 15 in the last 90 days, 1 in the last 24 hours

## Weather

- Conditions: Visual (VMC), Day
- Wind: 190° at 10 knots
- Visibility: 10 statute miles
- Lowest ceiling: none
- Temperature: 43 °F
- Altimeter: 30.00 inHg

## 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 19851207061199A](https://openairdocs.org/incident/19851207061199A), Dec 7, 1985: Cessna 150M, Carbondale Murp, IL, Substantial damage. Pilot said,as nosewheel touched,veered to left,nose gear collapsed. Operator said no mechanical discrepancy found.

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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