Beechcraft C23 N6AL
18 May 1991 · Boulder, Colorado, United States · Serious injuries
Summary
On 18 May 1991 at about 16:50 local time, a Beechcraft C23 registered N6AL, operated by Dakota Ridge Aviation, Inc., was involved in an accident near Boulder, Colorado, United States. 3 people were on board and 2 were seriously injured, one had minor injuries. The aircraft was substantially damaged. The NTSB has published a probable cause for this accident; it is quoted in full below.
The record
- Date
- at 16:50
- Classification
- Accident
- Location
- Boulder, Colorado, United States
- Nearest airport
- Boulder Municipal (IV5)
- Coordinates
- 40.0208, -105.2499
- Aircraft
- Beechcraft C23
- Registration
- N6AL
- Category
- Airplane
- Engines
- 1
- Operator
- Dakota Ridge Aviation, Inc.
- Operating rule
- Part 91: General Aviation
- Purpose of flight
- Business
- Phase of flight
- Not recorded
- Aircraft damage
- Substantial
- Weather
- VMC
- Light
- Day
- NTSB number
- DEN91FA072
People
2 people were seriously injured.
| On board | Died | Serious | Minor | Uninjured |
|---|---|---|---|---|
| 3 | 0 | 2 | 1 | 0 |
Probable cause
INADVERTENT STALL/MUSH DUE TO THE PASSENGERS'S DELAY IN RELINQUISHING AIRCRAFT CONTROL, AND INADEQUATE SUPERVISION OF THE FLIGHT BY THE PILOT IN COMMAND. FACTORS WERE: MIXTURE NOT LEANED, AND A HIGH DENSITY ALTITUDE TAKEOFF WITH A SLIGHT QUARTERING TAILWIND.
Quoted verbatim from the NTSB record. This site does not paraphrase or interpret it.
Read the full NTSB narrative
THE REAR SEAT PASSENGER SAID THE INSTRUCTOR LET THE FRONT SEAT PASSENGER MAKE THE TAKEOFF AND 'TALKED' HIM THROUGH THE PROCEDURE. SHORTLY AFTER LIFT OFF, BOTH PASSENGERS HEARD A 'WARNING BUZZER' SOUND THAT CONTINUED UNTIL GROUND IMPACT. THE INSTRUCTOR WAS SERIOUSLY INJURED AND COULD NOT RECALL ANY DETAILS OF THE ACCIDENT.
Quoted verbatim from the NTSB record.
Other Beechcraft C23 accidents
| Date | Aircraft | Location | Operator | Outcome | Died |
|---|---|---|---|---|---|
| 14 Feb 1991 | Beechcraft C23 | Concord, North Carolina, United States | Dawson, John M. | No injuries | - |
| 4 Aug 1991 | Beechcraft C23 | Pleasantville, New Jersey, United States | Groton Navy Flying Club | Fatal | 3 |
| 23 Feb 1991 | Beechcraft C23 | Alice Town, Bahamas | Geidel Aircraft Services, Inc. | No injuries | - |
| 18 Nov 1991 | Beechcraft C23 | Angleton, Texas, United States | John E. Ford II | Fatal | 1 |
| 14 Dec 1991 | Beechcraft C23 | Dewitt, Arkansas, United States | Central Flying Service, Inc. | Fatal | 4 |
| 29 Dec 1991 | Beechcraft C23 | Lineville, Alabama, United States | Henson, Harold V | Fatal | 2 |
Other accidents in this area
| Date | Aircraft | Location | Operator | Outcome | Died |
|---|---|---|---|---|---|
| 2 Oct 1991 | Enstrom F-28C | Evergreen, Colorado, United States | James B. Highbanks | No injuries | - |
| 4 Oct 1991 | Cessna 172M | Erie, Colorado, United States | Tri-County Flight School | No injuries | - |
| 13 Oct 1991 | Piper PA-18-150 | Telluride, Colorado, United States | Christopher Carroll | No injuries | - |
| 30 Oct 1991 | Piper PA-24-250 | Ellicott, Colorado, United States | Southwest Aircraft Recovery | Minor injuries | - |
| 18 Nov 1991 | Piper PA-28-161 | Greeley, Colorado, United States | P.c. Flyers | No injuries | - |
| 20 Nov 1991 | Cessna 172N | Boulder, Colorado, United States | Dakota Ridge Aviation | No injuries | - |