ERA13CA272

NTSB accident investigation · Pdps Pzl-Bielsko SZD-55-1 · Henderson, NC · May 12, 2013

Accident · No injuriesData collectionFinal report
Date
May 12, 2013, 16:25 local (20:25 UTC)
Place
Henderson, NC
Injuries
1 uninjured
Damage
Substantial damage
Phase of flight
Enroute
Aircraft
N81799Pdps Pzl-Bielsko SZD-55-1
Defining event
Enroute-cruise: Loss of lift
Weather
Visual (VMC) · Day
Status
Completed · report July 23, 2013
Report
Approved by Office Director
NTSB office
Eastern Region Aviation
Parties
FAA/FSDO
FAA report
20130512009829A
Case key
87114

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

A loss of aerodynamic lift that resulted in a forced landing to unsuitable terrain.

Findings · 2

NTSB’s coded findings. Those marked are part of the probable cause; the rest are factors or other findings. Under each, the cases with the same finding.

Environmental issuesEnvironmental issues › Conditions/weather/phenomena · Effect on operationPdps Pzl-Bielsko SZD-55-1: 1 caseAll aircraft: 57 casesProbable cause
Performance/control parameters: altitudeAircraft › Aircraft oper/perf/capability · Attain/maintain not possiblePdps Pzl-Bielsko SZD-55-1: 1 caseAll aircraft: 1,310 casesProbable cause

Sequence of events

The events NTSB coded, in order, by phase of flight. The defining event is the one that best describes the accident. Under each, the cases with the same event anywhere in their sequence.

Analysis

The pilot reported that he had been soaring in his glider for approximately 3 hours. While returning to the airport, the glider encountered a sink and had descended 2,500 feet before the pilot was able to find a more favorable air mass. At that time, the glider was too low to fly to the airport and the pilot elected to land in a field. While on final approach, the pilot noticed that the field had deep ruts; however, he was committed to landing at that point. During the landing, the left wing struck a rut and the glider ground-looped, which partially separated the tailboom. The pilot reported no preimpact mechanical malfunctions with the glider.

Factual narrative

The pilot reported that he had been soaring in his glider for approximately 3 hours. While returning to the airport, the glider encountered a sink and had descended 2,500 feet before the pilot was able to find a more favorable air mass. At that time, the glider was too low to fly to the airport and the pilot elected to land in a field. While on final approach, the pilot noticed that the field had deep ruts; however, he was committed to landing at that point. During the landing, the left wing struck a rut and the glider ground-looped, which partially separated the tailboom. The pilot reported no preimpact mechanical malfunctions with the glider.

Aircraft

Registration
N81799
Reported as
Pdps Pzl-Bielsko SZD-55-1
Category
Glider, amateur-built
Serial number
551199108
Airframe hours
339
Damage
Substantial damage
Flight
Personal · Part 91
Operator
Zlatko Sitar
Registered owner
Zlatko Sitar
Airworthiness certificate
Special, Experimental (Special)
Last inspection
Condition · December 30, 2012
Departed
79NC · Louisburg, NC
Destination
79NC · Louisburg, NC

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
54
Injuries
None
Certificate
Private
Last flight review
August 4, 2012
Seat
Single
Flight hours
124 total · 72 in this make and model · 96 as pilot in command · 15 in the last 90 days · 3 in the last 30 days · 3 in the last 24 hours

Weather

Conditions
Visual (VMC) · Day
Wind
290° at 6 knots, gusting 15
Visibility
10 statute miles
Lowest ceiling
None
Temperature
70 °F, dew point 37 °F
Altimeter
29.89 inHg
Observed at
HNZ, 12 nm away

Docket · 3

The files NTSB released with the investigation on June 17, 2013, on NTSB’s docket system: statements, records, photos and specialists’ reports. 891 KB in all.

FAA reports on this event · 1

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