# NTSB DEN85LA124: Cessna 150, N18009, Glenwood Spring, CO, May 2, 1985

- Type: NTSB accident investigation
- Classification: Accident · Serious injuries · Limited investigation · Final report
- Date: May 2, 1985, 16:58 local (22:58 UTC)
- Place: Glenwood Spring, CO
- Coordinates: 39.540019, -107.329315 (estimated)
- Nearby events: https://openairdocs.org/map.md?lat=39.5400&lon=-107.3293&mi=10
- Phase of flight: [Initial climb](https://openairdocs.org/ntsb-phases/350) (OpenAirDocs' grouping)
- Highest injury: Serious injuries
- Injuries: 1 serious
- Status: Completed
- Report: Approved by Office Director
- NTSB case key (mKey): 16669
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=DEN85LA124
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/16669/pdf
- Page: https://openairdocs.org/ntsb/DEN85LA124

## Sequence of events

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

- Loss of engine power(total) - nonmechanical, takeoff - initial climb
  - mixture - improper use of, pilot in command (cause)
  - improper use of equipment/aircraft, pilot in command (contributing factor)
- Loss of control - in flight, descent - emergency
  - aircraft handling - improper, pilot in command (cause)
  - stall - inadvertent, pilot in command
- In flight collision with terrain/water, descent - uncontrolled

## Analysis

THE ACFT CRASHED INTO A BASKETBALL COURT IMMEDIATELY AFTER TAKEOFF FROM GLENWOOD SPRINGS ARPT. THE PLT MADE A TOUCH AND GO LANDING AND TURNED OFF THE CARBURETOR HEAT 100 FT ABOVE THE GROUND DURING THE TAKEOFF CLIMB. HE SAID THE ENGINE BEGAN TO RUN ROUGH WHEN THE CARBURETOR HEAT WAS PUSHED IN. WHILE ADJUSTING THE MIXTURE CONTROL, THE ENGINE LOST POWER. THE ACFT STALLED 50 FT ABOVE THE GROUND AND BROKE INTO 3 PIECES ON GROUND IMPACT. THE MIXTURE CONTROL WAS FOUND IN THE LEAN POSITION AFTER THE ACCIDENT.

## Aircraft

- Registration: [N18009](https://openairdocs.org/deregistered/N18009-1988-08-19), registration cancelled 1988-08-19, S/N 15073726 (OpenAirDocs)
- Reported make and model: CESSNA 150
- Registry model: [Cessna 150L](https://openairdocs.org/model/cessna-150l) (registry code 2071826) (OpenAirDocs)
- Category: Airplane
- Serial number: 15073726
- Airframe hours: 2864
- Engines: Lycoming O-320-EAD 150 horsepower reciprocating
- Damage: Destroyed
- Flight: Personal, Part 91
- Registered owner: Tripple S. Flying Service
- Airworthiness certificate: Standard, Normal
- Last inspection: 100 hour, February 19, 1985, 64 hours before

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 33; private; airplane ratings: single-engine land; medical: class 3, valid medical--no waivers/lim.; seat: left; flight hours: 87 total

## Weather

- Conditions: Visual (VMC), Day
- Wind: 270° at 10 knots, gusting 15
- Visibility: 20 statute miles
- Lowest ceiling: none
- Temperature: 77 °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 19850502019859A](https://openairdocs.org/incident/19850502019859A), May 2, 1985: Cessna STC150, Glenwood Spring, CO, Destroyed. Engine ran rough after takeoff and quit. Mixture found near full lean and boost pump was not used. STC for auto gas

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.