MIA96LA080

NTSB accident investigation · Berkshire Concept 70 · Boynton Beach, FL · February 20, 1996

Accident · No injuriesLimited investigationFinal report
Date
February 20, 1996, 13:00 local (18:00 UTC)
Place
Boynton Beach, FL
Injuries
1 uninjured
Damage
Destroyed
Phase of flight
Enroute
Aircraft
N29BWBerkshire Concept 70
Weather
Visual (VMC) · Day
Status
Completed · report June 22, 1996
Report
Approved by Office Director
FAA report
19960220002219A
Case key
37981

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 NTSB’s determination of the probable cause, and any contributing factors.

an engine loss of power and fire for undetermined reasons.

Analysis

The pilot stated that during cruise the engine began to lose power and then quit. He then observed flames. Unsure if he would be able to land the plane he banked the motor glider right, ejected the canopy, released the seatbelt and bailed out. The aircraft entered a flat spin and collided with the ground. The wreckage burned.

Factual narrative

On February 20, 1996, about 1245 eastern standard time, N29BW, a Berkshire Manufacturing Corporation, Concept 70, registered to a private owner crashed in Boynton Beach, Florida, while on a 14 CFR Part 91 personal flight. Visual meteorological conditions prevailed at the time and no flight plan was filed for the local flight. The airplane was destroyed and the airline transport-rated pilot reported no injuries. The airplane departed Lantana Airpark, Lantana, Florida, about 30 minutes earlier.

The pilot stated that while in cruise flight at 1,100 feet the engine quit and he observed flames. He then bailed out using his parachute, landing without injury. The airplane descended uncontrolled and crashed in a remote area.

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.

FireCruise
Reason for occurrence undeterminedCause
Powerplant - fire
In flight collision with terrain/waterDescent - uncontrolled
Bail-out/emergency ejection - performedPilot in command

Aircraft

Registration
N29BW
Reported as
Berkshire Concept 70
Category
Glider, amateur-built
Serial number
14
Airframe hours
900
Engine
Rotax 447, 40 horsepower, reciprocating
Damage
Destroyed
Fire
In-Flight
Flight
Personal · Part 91
Registered owner
Bruce E. Case
Airworthiness certificate
Special, Experimental (Special)
Last inspection
Annual · May 5, 1995 · 105 hours before
Departed
LNA · Lantana, FL
Airport
LNA · Lantana/County Park, runway 9, 3,488 × 75 ft, asphalt

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
40
Certificates
Flight engineer, Airline transport
Airplane ratings
Multi-engine land
Instrument ratings
Airplane
Medical
Class 2, Valid Medical--no waivers/lim.
Seat
Center
Flight hours
5,200 total · 150 in this make and model · 4,330 as pilot in command · 40 in the last 90 days · 22 in the last 30 days

Weather

Conditions
Visual (VMC) · Day
Wind
160° at 10 knots
Visibility
20 statute miles
Lowest ceiling
None
Temperature
79 °F, dew point 66 °F
Altimeter
30.00 inHg
Observed at
PMP

FAA reports on this event · 1

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

Other investigations on N29BW · 2

Matched to the same aircraft by N-number and date.