NYC00LA147

NTSB accident investigation · Let L 33 Solo · Waynesville, OH · May 24, 2000

Accident · No injuriesLimited investigationFinal report
Date
May 24, 2000, 16:00 local (20:00 UTC)
Place
Waynesville, OH
Injuries
1 uninjured
Damage
Substantial damage
Phase of flight
Landing
Aircraft
N5711Let L 33 Solo
Weather
Visual (VMC) · Day
Status
Completed · report March 2, 2001
Report
Approved by Office Director
FAA report
20000524036899A
Case key
49321

From the NTSB’s public API. By law, NTSB reports can’t be used as evidence in lawsuits over the accident.

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Probable cause

The pilot's failure to maintain aircraft control. Factors were gusty winds, and the pilot's lack of experience in the make and model accident glider.

Sequence of events

NTSB’s coding before 2008: each occurrence and phase of flight, and the causes and factors under it. The codes are defined in NTSB’s coding manual.

Hard landingLanding
Weather condition - gustsFactor
Aircraft control - not maintainedPilot in commandCause
Lack of total experience in kind of aircraftPilot in commandFactor

Analysis

The pilot stated that he performed an excess energy approach to compensate for strong headwinds. He added that he failed to correctly flare the glider, and a pilot induced oscillation resulted. The glider struck the ground, and sustained substantial damage. The pilot reported 2 hours of total flight experience in the make and model accident glider. The reported winds at an airport approximately 10 miles away were from 250 degrees at 13 knots, gusting to 18 knots.

Factual narrative

On May 24, 2000, about 1600 Eastern Daylight Time, a Let L 33 SOLO (glider), N5711, was substantially damaged while landing at Caesar Creek Gliderport (2OH9), Waynesville, Ohio. The certificated private pilot was not injured. Visual meteorological conditions prevailed, and no flight plan was filed for the local personal flight conducted under 14 CFR Part 91.

The pilot stated that he completed an approximate 35 minute solo flight and returned to 2OH9 for landing on runway 27. He planned an "excess-energy" landing to account for headwinds and turbulence. According to his written statement:

"...failure to correctly execute the flair and control the subsequent Pilot Induced Oscillation resulted in excess loads between the aircraft's structure and the ground..."

The glider bounced several times, and came to rest on the grass runway. The pilot added that he had approximately 2 hours of total flight experience in the make and model accident glider.

Examination of the wreckage by a Federal Aviation Administration inspector did not reveal any pre-impact mechanical malfunctions, nor did the pilot report any. The inspector observed structural damage to the bulkhead forward of the landing gear.

The reported winds at an airport approximately 10 miles away, at 1553, were from 250 degrees at 13 knots, gusting to 18 knots.

Aircraft

Registration
N5711
Reported as
Let L 33 Solo
Category
Glider
Serial number
9A0217
Engine
unknown
Damage
Substantial damage
Flight
Personal · Part 91
Operator
Caesar Creek Soaring Club
Registered owner
Soaring Society Of Dayton, Inc
Airworthiness certificate
Standard, Normal
Last inspection
Annual · April 1, 2000
Departed
2OH9
Airport
2OH9 · Caesar Creek, runway 27, 2,800 × 150 ft, grass/turf

Matched to the registry by N-number and the event date; the registry’s history has gaps, so older matches can be wrong. Compare the reported make and model.

Flight crew

As NTSB recorded them. NTSB leaves out names.

Role
Pilot
Age
57
Certificate
Private
Medical
Unknown
Seat
Center
Flight hours
250 total · 2 in this make and model · 207 as pilot in command · 3 in the last 90 days · 1 in the last 30 days · 1 in the last 24 hours

Weather

Conditions
Visual (VMC) · Day
Wind
250° at 13 knots, gusting 18
Visibility
10 statute miles
Lowest ceiling
None
Temperature
82 °F, dew point 55 °F
Altimeter
29.00 inHg
Observed at
MGY, 10 nm away

FAA reports on this event · 1

The FAA’s own accident and incident reports, matched to the aircraft by N-number and date.