Piper PA-18-150 N4720A
4 June 1990 · Douglas, Wyoming, United States · No injuries
Summary
On 4 June 1990 at about 17:30 local time, a Piper PA-18-150 registered N4720A, operated by Norman Ranch Company, was involved in an accident near Douglas, Wyoming, United States. One person was on board and nobody was injured. 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 17:30
- Classification
- Accident
- Location
- Douglas, Wyoming, United States
- Nearest airport
- Converse County (DGW)
- Coordinates
- 42.7496, -105.3898
- Aircraft
- Piper PA-18-150
- Registration
- N4720A
- Category
- Airplane
- Engines
- 1
- Operator
- Norman Ranch Company
- Operating rule
- Part 91: General Aviation
- Purpose of flight
- Personal
- Phase of flight
- Not recorded
- Route
- Unknown → Rozet
- Aircraft damage
- Substantial
- Weather
- VMC
- Light
- Day
- NTSB number
- DEN90LA123
People
Nobody was injured.
| On board | Died | Serious | Minor | Uninjured |
|---|---|---|---|---|
| 1 | 0 | 0 | 0 | 1 |
Probable cause
THE ACCIDENT TO BE IMPROPER INSTALLATION OF AILERON CONTROL SYSTEM BY MAINTENANCE PERSONNEL, AND FAILURE TO PERFORM AN AIRCRAFT PREFLIGHT BY THE PILOT IN COMMAND.
Quoted verbatim from the NTSB record. This site does not paraphrase or interpret it.
Read the full NTSB narrative
THE AIRPLANE HAD BEEN COMPLETELY RECOVERED WITH NEW FABRIC AND THE PILOT WAS GOING TO FERRY IT BACK TO HIS RANCH. WITNESSES SAID THE PILOT DID NOT PERFORM A PREFLIGHT CHECK. THE AIRPLANE TOOK OFF, CLIMBED TO AN ALTITUDE OF 15 TO 30 FEET, THEN BANKED STEEPLY TO THE RIGHT AND CRASHED. EXAMINATION OF THE FLIGHT CONTROL SYSTEM DISCLOSED THE AILERON CONTROL CABLES HAD BEEN INADVERTENTLY CROSSED DURING REASSEMBLY.
Quoted verbatim from the NTSB record.
Other Piper PA-18 accidents
| Date | Aircraft | Location | Operator | Outcome | Died |
|---|---|---|---|---|---|
| 27 Aug 1990 | Piper PA-18 | King Salmon, Alaska, United States | O. J. Chaipman | No injuries | - |
| 31 Aug 1990 | Piper PA-18 | Northway, Alaska, United States | - | No injuries | - |
| 10 May 1990 | Piper PA-18-150 | Powderville, Montana, United States | W.l. Ranch Co. | No injuries | - |
| 12 Sep 1990 | Piper PA-18 | Sparrevohn, Alaska, United States | Wayne Kubat | No injuries | - |
| 16 Sep 1990 | Piper PA-18-160 | Port Heiden, Alaska, United States | JAY King | No injuries | - |
| 23 Sep 1990 | Piper PA-18-150 | Coal Creek, Alaska, United States | - | No injuries | - |
All 2,950 records for this type
Other accidents in this area
| Date | Aircraft | Location | Operator | Outcome | Died |
|---|---|---|---|---|---|
| 24 Jun 1990 | Beechcraft 23 | Wheatland, Wyoming, United States | Mike Koogle | No injuries | - |
| 18 Dec 1990 | Piper PA-31-350 | Evanston, Wyoming, United States | Alpine Aviation | Fatal | 1 |
| 14 Jul 1990 | Mooney M20F | Torrington, Wyoming, United States | B & L Aviation, Inc. | No injuries | - |
| 28 Jul 1990 | Gulfstream G-II | Cheyenne, Wyoming, United States | Martin Marietta Corporation | Serious injuries | - |
| 27 Jul 1990 | Lake LA-250 | Rawlins, Wyoming, United States | - | Minor injuries | - |
| 1 Aug 1990 | Boson STARDUSTER TOO | Pinedale, Wyoming, United States | Robert E. Norris | No injuries | - |