# NTSB DEN83LA192: Cessna 152, N4877P, Akron, CO, August 18, 1983

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Limited investigation · Final report
- Date: August 18, 1983, 11:00 local (17:00 UTC)
- Place: Akron, CO
- Location: 40.1756° N, 103.2220° W: Placed by OpenAirDocs at COLORADO PLAINS RGNL (AKO), within about a mile (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=40.1756&lon=-103.2220&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): 16139
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=DEN83LA192
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/16139/pdf
- Page: https://openairdocs.org/ntsb/DEN83LA192

## 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)
  - lack of total experience, pilot in command (cause)
  - recovery from bounced landing - improper, pilot in command (cause)
  - throttle/power control - improper use of, pilot in command (cause)
- Nose gear collapsed, landing - flare/touchdown
  - landing gear,nose gear - overload (cause)

## Analysis

THE ACFT NOSE GEAR COLLAPSED DURING LANDING. THE PLT SAID HE MADE A NORMAL LANDING AND WHEN THE NOSE WAS LOWERED THE GEAR SHOOK VIOLENTLY AND COLLAPSED. A WITNESS, WHO IS A CFI SAID THE ACFT LANDED AND BOUNCE ABOUT 3 TIMES AND CAME DOWN HARD ON THE NOSE GEAR. AN EXAMINATION OF THE NOSE GEAR AFTER THE ACCIDENT REVEALED EVIDENCE OF AN OVERSTRESS TYPE FAILURE. THE PLT WHO HAD FLOWN THIS ACFT PRIOR TO THE ACCIDENT NOTED NO DISCREPANCIES.

## Aircraft

- Registration: [N4877P](https://openairdocs.org/deregistered/N4877P-2003-10-24), registration cancelled 2003-10-24, S/N 15284836, built 1981 (OpenAirDocs)
- Reported make and model: CESSNA 152
- Registry model: [Cessna 152](https://openairdocs.org/model/cessna-152) (registry code 2071835) (OpenAirDocs)
- Registry engine: [Lycoming 0-235 series](https://openairdocs.org/engine/lycoming-0-235-series) (registry code 41505, 4 cycle) (OpenAirDocs)
- Category: Airplane
- Serial number: 15284836
- Airframe hours: 1017
- Engines: LYCOMING O-235-L2C 110 horsepower reciprocating
- Damage: Substantial damage
- Flight: Instructional, Part 91
- Operator: Wings Of Denver
- Registered owner: Francis Bucher
- Airworthiness certificate: Standard, Normal
- Last inspection: 100 hour, June 30, 1983, 54 hours before
- Departed: APA, ENGLEWOOD, CO
- Flight plan: VFR
- Airport: AKO, Akron, runway 9, 4,100 × 50 ft, asphalt

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 19; student; airplane ratings: single-engine land; medical: class 3, valid medical--no waivers/lim.; seat: left; flight hours: 31 total, 31 in this make and model, 6 as pilot in command, 20 in the last 90 days, 1 in the last 24 hours

## Weather

- Conditions: Visual (VMC), Day
- Wind: 160° at 6 knots
- Visibility: 20 statute miles
- Lowest ceiling: none
- Temperature: 88 °F, dew point 54 °F
- Altimeter: 30.00 inHg
- Observed at: AKO

## 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 19830818042939A](https://openairdocs.org/incident/19830818042939A), Aug 18, 1983: Cessna 152, Akron, CO, Substantial damage. Student made hard landing and porpoised on the runway. Impacts collapsed the nose gear.

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.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.