Schweizer SGS 2-33A accident near Morrisville, Vermont, November 7, 1993
On November 7, 1993 at about 4:00 pm local time, a Schweizer SGS 2-33A (glider), registered N1178S, was substantially damaged in an accident near Morrisville, Vermont. It was a personal flight under general aviation rules (Part 91). No one was hurt; 1 person was on board or involved. The weather was visual conditions (good weather).
The NTSB's probable cause their words, unchanged
THE PILOT'S LACK OF EXPERIENCE IN SOARING WHICH RESULTED IN INADEQUATE ALTITUDE TO CLEAR THE RIDGE AND SUBSEQUENT COLLISION WITH THE TERRAIN. A RELATED FACTOR WAS THE HIGH TERRAIN.
Source: NTSB aviation accident database, copy made October 5, 2026. Docket and reports at the NTSB.
What the record shows
- Date
- November 7, 1993 · about 4:00 pm local time
- Place
- Morrisville, Vermont
- Type
- Accident
- Injuries
- No one was hurt; 1 person was on board or involved.
- Weather
- visual conditions (good weather)
- Aircraft
- Schweizer SGS 2-33A · all SGS 2-33As on the register
- Registration
- N1178S · registry record · serial 228
- Damage
- Substantial damage
- Flight
- Personal flight · general aviation rules (Part 91)
The NTSB's narrative final · quoted from the NTSB record
ACCORDING TO THE STUDENT PILOT, HE WAS SOARING OVER THE MOUNTAINS. HE STATED THAT HE WAS GAINING AND LOSING ABOUT 200 FEET OF ALTITUDE AS THE GLIDER SOARED OVER THE RIDGE FROM NORTH TO SOUTH; HOWEVER, ON THE LAST TRAVERSE THE GLIDER LOST LIFT AND HE WAS UNABLE TO CLEAR THE HIGH TERRAIN AND COLLIDED WITH TREES. THE PILOT REPORTED THAT THERE WAS NO MECHANICAL MALFUNCTION AND THE ACCIDENT COULD HAVE BEEN PREVENTED IF HE HAD MORE EXPERIENCE IN MOUNTAIN SOARING.
The complete narrative as the NTSB published it. The NTSB's docket holds the report as a PDF and any photographs, statements and other documents from the investigation.
The factual record from the NTSB's investigation tables, in plain English
Pilot
- Certificate: student
- Flight time: 68 in this make and model
- Medical certificate: Class 3 (valid medical--no waivers/lim.)
- Seat: frt
The aircraft
- Airframe total time: 2,588 hours
- Last inspection: 100-hour inspection, June 8, 1993; 85 hours since
- Maximum gross weight: 1,040 lb
- Seats: 2
- Landing gear: fixed
- Engine: (type not recorded); 0 hours total
The flight
- Flight plan: none
- Runway 0
Weather at the time
- Light: daylight
- Wind: at 10 knots, gusting 15
- Visibility: 20 statute miles
- Sky: clear
- Temperature: 39°F (4°C), dew point 0°F (-18°C)
Injuries
| Fatal | Serious | Minor | None | |
|---|---|---|---|---|
| Crew | 1 |
Documents from the investigation the NTSB's docket: the evidence folder behind the report
The docket, the folder of records gathered during an investigation (maintenance records, photographs, witness statements, examinations), has not been read from the NTSB for this case yet; the list appears here once it has. Open the docket at the NTSB.
Everything on this page comes from the NTSB's public records. The narrative, probable cause and findings are the NTSB's own words; the coded tables behind the report are written out in plain English, with pilots' ages, home towns and medical details left out. The documents and photographs are the NTSB's docket, shown as the NTSB released them. This site's own text never names anyone involved. A preliminary report can change; the final report usually follows one to two years later, and the page is refreshed when it does.