NYC90FA179

NTSB accident investigation · Grumman AA-1B · Springfield, NJ · July 29, 1990

Accident · FatalField investigationFinal report
Date
July 29, 1990, 15:25 local (19:25 UTC)
Place
Springfield, NJ
Injuries
2 fatal
Damage
Destroyed
Phase of flight
Maneuvering
Aircraft
N1429RGrumman AA-1B
Weather
Visual (VMC) · Day
Status
Completed · report March 12, 1993
Report
Approved by Office Director
FAA report
19900729028849A
Case key
36543

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 airspeed and the inadvertent stall of the airplane at an altitude from which recovery was not possible.

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
Airspeed(vs) - not maintainedPilot in commandCause
Stall - inadvertentPilot in commandCause
Altitude - inadequatePilot in commandCause
Loss of control - in flightDescent - uncontrolled
In flight collision with objectDescent - uncontrolled

Analysis

During a daylight instructional flight the airplane was observed to do slow descending and climbing turns. During a turn the airplane was reported to have abruptly go into a nose down attitude and spin into trees.

Aircraft

Registration
N1429R
Reported as
Grumman AA-1B
Category
Airplane
Serial number
AA1B-0529
Airframe hours
1,925
Engine
Lycoming O-235-C2C, 108 horsepower, reciprocating
Damage
Destroyed
Fire
On-Ground
Flight
Instructional · Part 91
Operator
Hortmont Aviation Services,Inc
Airworthiness certificate
Standard, Normal
Departed
PNE · Philadelphia,, PA

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
32
Certificates
Flight instructor, Commercial
Airplane ratings
Single-engine land
Instrument ratings
Airplane
Medical
Class 2, Valid Medical--w/ waivers/lim
Seat
Left
Toxicology
Performed
Flight hours
1,200 total · 300 in this make and model · 1,000 as pilot in command · 80 in the last 90 days · 20 in the last 30 days · 6 in the last 24 hours

Weather

Conditions
Visual (VMC) · Day
Wind
130° at 6 knots
Visibility
7 statute miles
Lowest ceiling
3,500 ft broken
Temperature
82 °F, dew point 68 °F
Altimeter
30.00 inHg
Observed at
WRI, 57 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.