ATL95LA053

NTSB accident investigation · Schweizer 269B · Addison, AL · February 18, 1995

Accident · No injuriesLimited investigationFinal report
Date
February 18, 1995, 13:42 local (19:42 UTC)
Place
Addison, AL
Injuries
2 uninjured
Damage
Substantial damage
Phase of flight
Landing
Aircraft
N11XCSchweizer 269B
Weather
Visual (VMC) · Day
Status
Completed · report September 24, 1995
Report
Approved by Office Director
FAA report
19950218002129A
Case key
3524

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 improper use of the throttle control during a descent which resulted in a hard landing.

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
Throttle/power control - improper use ofPilot in commandCause
Landing gear,skid assembly - overload
Gear collapsedLanding
Landing gear,skid assembly - overload

Analysis

According to the pilot, during a descent for a normal landing, he inadvertently rolled the throttle off. As the helicopter approached the ground, he attempted to recover but was unable to arrest the sink rate. The helicopter collided with the ground and broke the right skid. No mechanical problems were reported.

Factual narrative

On February 18, 1995, at 1342 central standard time, a Schweizer 269B, N11XC, rolled over during a normal touchdown on runway 22 at Addison Municipal Airport in Addison, Alabama. The personal flight operated under the provisions of 14 CFR Part 91 with no flight plan filed. Visual weather conditions prevailed at the time of the accident. The helicopter was substantially damaged; the pilot and passenger were not injured. The flight departed Hanceville, Alabama, at 1242 hours.

According to the pilot, he was on an approach for a normal landing. When he applied collective to arrest the descent, there was no power response. As he approached the ground, the pilot realized that he had inadvertently rolled the throttle off. The helicopter touched down hard on the right skid and broke the landing gear. There were no mechanical problems with the helicopter.

Aircraft

Registration
N11XC
Reported as
Schweizer 269B
Category
Helicopter
Serial number
64-D102
Airframe hours
7,133
Engine
Lycoming HIO-260-A1A, 180 horsepower, reciprocating
Damage
Substantial damage
Flight
Personal · Part 91
Registered owner
Wallace State College
Airworthiness certificate
Standard, Normal
Last inspection
100 hour · June 5, 1995 · 60 hours before
Departed
NONE · Hanceville, AL
Airport
2AB · Addison Municipal Airport, runway 22, 2,800 × 200 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
38
Certificate
Private
Airplane ratings
Single-engine land
Medical
Class 2, Valid Medical--no waivers/lim.
Seat
Left
Flight hours
274 total · 50 in this make and model · 33 in the last 90 days

Weather

Conditions
Visual (VMC) · Day
Wind
70° at 6 knots
Visibility
7 statute miles
Lowest ceiling
1,100 ft overcast
Temperature
55 °F, dew point 52 °F
Altimeter
30.00 inHg
Observed at
BHM, 45 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.

Other investigations on N11XC · 4

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