Let L-13 N99946
4 May 1992 · Boynton Beach, Florida, United States · Minor injuries
Summary
On 4 May 1992 at about 20:00 local time, a Let L-13 registered N99946, operated by Willis, B.n., was involved in an accident near Boynton Beach, Florida, United States. One person was on board and 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 20:00
- Classification
- Accident
- Location
- Boynton Beach, Florida, United States
- Nearest airport
- Willis Gliderport (1X4)
- Coordinates
- 26.5099, -80.1491
- Aircraft
- Let L-13
- Registration
- N99946
- Category
- Glider
- Operator
- Willis, B.n.
- Operating rule
- Part 91: General Aviation
- Purpose of flight
- Instructional
- Phase of flight
- Not recorded
- Aircraft damage
- Substantial
- Weather
- VMC
- Light
- Day
- NTSB number
- MIA92LA122
People
1 person had minor injuries.
| On board | Died | Serious | Minor | Uninjured |
|---|---|---|---|---|
| 1 | 0 | 0 | 1 | 0 |
Probable cause
PREMATURE EXTENSION OF THE SPOILERS BY THE PILOT DURING APPROACH TO LAND. CONTRIBUTING TO THE ACCIDENT WAS HIS LACK OF TOTAL EXPERIENCE IN THE TYPE OF AIRCRAFT AND IN-FLIGHT ENCOUNTER WITH A DOWNDRAFT.
Quoted verbatim from the NTSB record. This site does not paraphrase or interpret it.
Read the full NTSB narrative
THE FLT TURNED BASE WITH PARTIAL SPOILERS EXTENDED THEN TURNED FINAL, & ENCOUNTERED A 'SEVERE DOWNDRAFT.' THE PLT RETRACTED THE SPOILERS BUT THE DESCENT CONTINUED UNTIL IMPACT WITH TREES APPROXIMATELY 300 FT SHORT OF THE RWY. HE HAD ACCUMULATED 3 HRS TOTAL TIME MAKE & MODEL DURING 8 DUAL & 12 SOLO FLIGHTS IN THE PRECEDING 30 DAYS.
Quoted verbatim from the NTSB record.
Other Let L-13 accidents
| Date | Aircraft | Location | Operator | Outcome | Died |
|---|---|---|---|---|---|
| 26 Sep 1992 | Let L-13 | New Smyrna Bch, Florida, United States | Precision Soaring, Inc. | Serious injuries | - |
| 14 Mar 1992 | Let L-13 | Lock Haven, Pennsylvania, United States | Harry C Samuel | No injuries | - |
| 4 Aug 1991 | Let L-13 | Byron, California, United States | Ames Soaring Club | No injuries | - |
| 1 Jul 1991 | Let L-13 | Driggs, Idaho, United States | James Ball & Eric Soyland | No injuries | - |
| 29 Sep 1991 | Let L-13 | Adelanto, California, United States | Big Wing Flyers Inc. | No injuries | - |
| 26 Jul 1991 | Let L-13 | Gregory, Michigan, United States | Sandhill Soaring Club | No injuries | - |
Other accidents in this area
| Date | Aircraft | Location | Operator | Outcome | Died |
|---|---|---|---|---|---|
| 8 Feb 1992 | Cessna 150M | Stuart, Florida, United States | Flight Training International | No injuries | - |
| 9 Feb 1992 | Burch ROTORWAY EXEC | Lakeland, Florida, United States | Ronald W.case | No injuries | - |
| 9 Feb 1992 | Piper PA-32-260 | Kissimmee, Florida, United States | Perman, William | No injuries | - |
| 10 Feb 1992 | Piper PA-28-161 | New Smyrna Bch, Florida, United States | ACS, Inc. | No injuries | - |
| 21 Feb 1992 | Cessna 172N | Orlando, Florida, United States | Flight Express, Inc. | No injuries | - |
| 8 Feb 1992 | Cessna 152 | Perry, Florida, United States | Comair Aviation Academy | No injuries | - |