Schweizer SGS-1-35C N2739H
20 May 1992 · Big Timber, Montana, United States · No injuries
Summary
On 20 May 1992 at about 22:20 local time, a Schweizer SGS-1-35C registered N2739H, operated by Ridge Runners Inc., was involved in an accident near Big Timber, Montana, 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 22:20
- Classification
- Accident
- Location
- Big Timber, Montana, United States
- Coordinates
- 45.9609, -109.8505
- Aircraft
- Schweizer SGS-1-35C
- Registration
- N2739H
- Category
- Glider
- Operator
- Ridge Runners Inc.
- Operating rule
- Part 91: General Aviation
- Purpose of flight
- Personal
- Phase of flight
- Not recorded
- Route
- Bozeman → Unknown
- Aircraft damage
- Substantial
- Weather
- VMC
- Light
- Day
- NTSB number
- SEA92LA098
People
Nobody was injured.
| On board | Died | Serious | Minor | Uninjured |
|---|---|---|---|---|
| 1 | 0 | 0 | 0 | 1 |
Probable cause
AIRSPEED WAS NOT MAINTAINED. FACTORS TO THE ACCIDENT WERE: NO THERMAL LIFT AND INADEQUATE REMEDIAL ACTION.
Quoted verbatim from the NTSB record. This site does not paraphrase or interpret it.
Read the full NTSB narrative
DURING A CROSS COUNTRY FLIGHT, THE GLIDER WAS UNABLE TO MAINTAIN ALTITUDE DUE TO A LOSS OF LIFT. THE PILOT INITIATED A FORCED LANDING TO AN OPEN FIELD. WHEN APPROXIMATELY 30 FEET AGL, THE GLIDER ENTERED A HIGH SINK RATE. THE PILOT REDUCED THE ANGLE OF ATTACK AND RETRACTED THE FLAPS, HOWEVER, THE GLIDER CONTINUED TO SINK AND LANDED HARD.
Quoted verbatim from the NTSB record.
Other Schweizer SGS-1 accidents
| Date | Aircraft | Location | Operator | Outcome | Died |
|---|---|---|---|---|---|
| 5 Jan 1992 | Schweizer SGS-1-35C | Hood River, Oregon, United States | Willamette Valley Soaring Club | No injuries | - |
| 25 Apr 1992 | Schweizer SGS 1-34 | Elbert, Colorado, United States | Soar Black Forest, Inc. | Fatal | 1 |
| 12 Jun 1991 | Schweizer SGS 1-34 | Highland, Illinois, United States | St. Louis Soaring Assn, Inc. | No injuries | - |
| 15 Nov 1991 | Schweizer SGS-1-36 | Erwinna, Pennsylvania, United States | James S. Neithercott | Serious injuries | - |
| 6 Apr 1991 | Schweizer SGS-1-30 | Wurtsboro, New York, United States | Wurtsboro Flight Service, Inc. | Fatal | 1 |
| 14 Aug 1990 | Schweizer SGS 1-35 | Erwinna, Pennsylvania, United States | Richard Allen Giboney | Minor injuries | - |
Other accidents in this area
| Date | Aircraft | Location | Operator | Outcome | Died |
|---|---|---|---|---|---|
| 21 Nov 1992 | Swearingen SA-226TC | Billings, Montana, United States | Big Sky Transportation Co | No injuries | - |
| 14 May 1992 | Bellanca 8KCAB | Kalispell, Montana, United States | Morgan Air Service | No injuries | - |
| 29 Dec 1992 | Aero Commander AC-500B | Billings, Montana, United States | Corporate Air | No injuries | - |
| 16 May 1992 | E E Shilling Q-2 | Billings, Montana, United States | Michael R. Moore | No injuries | - |
| 29 May 1992 | Piper PA-28-140 | Monarch, Montana, United States | Chamberlain, Dwight N. | Minor injuries | - |
| 14 Jun 1992 | Beechcraft K35 | Sula, Montana, United States | McChristy, John C. | No injuries | - |