# NTSB DEN93LA019: Cessna 172, N1450U, Colorado Spring, CO, October 18, 1992

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Limited investigation · Final report
- Date: October 18, 1992, 15:15 local (21:15 UTC)
- Place: Colorado Spring, CO
- Location: 38.8058° N, 104.7008° W: Placed by OpenAirDocs at CITY OF COLORADO SPRINGS MUNI (COS), within about a mile (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=38.8058&lon=-104.7008&mi=10
- Phase of flight: [Landing](https://openairdocs.org/ntsb-phases/550) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed, report July 26, 1993
- Report: Approved by Office Director
- NTSB case key (mKey): 18267
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=DEN93LA019
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/18267/pdf
- Page: https://openairdocs.org/ntsb/DEN93LA019

## Probable cause

PROPER DESCENT RATE WAS NOT MAINTAINED BY THE PILOT IN COMMAND WHICH RESULTED IN A HARD LANDING.

## Sequence of events

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

- Hard landing, landing - flare/touchdown
  - proper descent rate - not maintained, pilot in command (cause)

## Analysis

WHILE CONDUCTING HER FIRST STUDENT SOLO, THE STUDENT EXPERIENCED A HARD LANDING WHICH DAMAGED THE PROPELLER, NOSE WHEEL ASSEMBLY AND FIRE WALL. THE ACCIDENT WAS NOT REPORTED AND WAS DISCOVERED BY THE FAA DURING A ROUTINE INSPECTION OF A MAINTENANCE FACILITY WHERE THE AIRCRAFT WAS UNDERGOING REPAIR.

## Aircraft

- Registration: [N1450U](https://openairdocs.org/aircraft/N1450U), registered now, S/N 17267117, built 1976 (OpenAirDocs)
- Reported make and model: CESSNA 172
- Registry model: [Cessna 172M](https://openairdocs.org/model/cessna-172m) (registry code 2072418) (OpenAirDocs)
- Registry engine: [Lycoming 0-320 series](https://openairdocs.org/engine/lycoming-0-320-series) (registry code 41508, reciprocating) (OpenAirDocs)
- Category: Airplane
- Serial number: 17267117
- Engines: LYCOMING O-320-E2D 160 horsepower reciprocating
- Damage: Substantial damage
- Flight: Instructional, Part 91
- Operator: Peterson Afb Aero Club
- Registered owner: Peterson Afb Aero Club
- Airworthiness certificate: Standard, Normal
- Last inspection: 100 hour, December 12, 1991, 53 hours before
- Airport: COS, Colo. Springs Municipal, runway 17, 11,021 × 150 ft, asphalt

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; student; medical: class 3, unknown; seat: left; flight hours: 11 total, 1 in this make and model

## Weather

- Conditions: Visual (VMC), Day
- Wind: 140° at 6 knots
- Lowest ceiling: none
- Temperature: 61 °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 19921018050989A](https://openairdocs.org/incident/19921018050989A), Oct 18, 1992: Cessna 172M, Colorado Spring, CO, Substantial damage. Student bounced landing. Went around. Picked up CFI to return to base. Found bent prop and firewall. Not reported.

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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