BFO88DIG02

NTSB accident investigation · Lamb Shoestring S-102 · Gaithersburg, MD · April 24, 1988

Accident · FatalFinal report
Date
April 24, 1988, 16:00 local (20:00 UTC)
Place
Gaithersburg, MD
Injuries
1 fatal
Damage
Destroyed
Phase of flight
Maneuvering
Aircraft
N47CLLamb Shoestring S-102
Weather
Visual (VMC) · Day
Status
Completed · report June 25, 1990
Report
Approved by Office Director
FAA report
19880424071379A
Case key
11348

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 inproperly performing aerobatics without sufficient altitude to complete a recovery.

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.

Loss of control - in flightManeuvering
Aerobatics - performedPilot in commandFactor
Altitude - inadequatePilot in commandCause
Aircraft handling - not maintainedPilot in commandCause
In flight collision with terrain/waterDescent - uncontrolled
Object - tree(s)

Analysis

According to witnesses, the plt made several takeoffs and landings prior to departing the airport area. The acft was next seen at an alt of aprx 300 ft AGL over a land-fill aprx 2 miles from the arpt. The acft entered a 360 deg turn with 60 degs bank. The plt then made a barrel roll followed by a left wing over. The witness stated he saw the wing flutter and the acft entered a steep nose down attitude prior to contacting the trees and terrain.

Aircraft

Registration
N47CL
Reported as
Lamb Shoestring S-102 (SHOESTRING)
Category
Airplane, amateur-built
Serial number
CL102
Engine
Lycoming O-235, 110 horsepower, reciprocating
Damage
Destroyed
Flight
Personal · Part 91
Registered owner
Jonathan Woodner
Airworthiness certificate
Special, Experimental (Special)
Departed
GAI · Gaithersburg, MD

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
44
Certificates
Flight instructor, Commercial
Airplane ratings
Single-engine sea, Multi-engine land, Single-engine land
Instrument ratings
Airplane
Medical
Class 1, Valid Medical--no waivers/lim.
Seat
Front
Flight hours
1,200 total

Weather

Conditions
Visual (VMC) · Day
Wind
310° at 16 knots, gusting 24
Visibility
15 statute miles
Lowest ceiling
None
Temperature
57 °F
Altimeter
29.00 inHg
Observed at
BWI

FAA reports on this event · 1

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