SEA00LA134

NTSB accident investigation · Cessna 182 · Snohomish, WA · July 15, 2000

Accident · No injuriesLimited investigationFinal report
Date
July 15, 2000, 10:30 local (17:30 UTC)
Place
Snohomish, WA
Injuries
5 uninjured
Damage
Substantial damage
Phase of flight
Taxi
Aircraft
N6473ACessna 182
Weather
Visual (VMC) · Day
Status
Completed · report May 9, 2001
Report
Approved by Office Director
FAA report
20000715013559A
Case key
49736

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 right main landing gear failed for undetermined reasons.

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.

Gear collapsedTaxi
Reason for occurrence undeterminedCause

Analysis

The pilot reported that she taxied the aircraft to the grass covered run-up area in preparation for takeoff. As the aircraft moved over the grass, a 'snapping' sound was heard and the aircraft 'tilted back and to the right.' The right wing and right side stabilizer contacted the ground. Inspection of the right side landing gear revealed that the right landing gear spring failed at the mating area of the outside support, located inside the aircraft fuselage. After the accident, and prior to NTSB or FAA notification, recovery personnel welded the gear leg back into place in order to move the aircraft from the run-up area.

Factual narrative

On July 15, 2000, about 1030 Pacific daylight time, a Cessna 182, N6473A, registered to the owner of Snohomish Parachute Center as a 14 CFR Part 91 parachute drop operation, broke the right main landing gear leg while taxiing for takeoff at Harvey Field, Snohomish, Washington. Visual meteorological conditions prevailed and no flight plan was filed. The aircraft was substantially damaged and the commercial pilot and her four passengers (parachutists) were not injured.

In a written statement, the pilot reported that she taxied the aircraft to the run-up area in preparation for takeoff on runway 32. The run-up area is grass covered. As the aircraft moved over the grass, a "snapping" sound was heard and the aircraft "tilted back and to the right." The pilot shut the engine down and the occupants exited the aircraft.

Upon inspection of the aircraft, it was found that the right side main landing gear leg broke and penetrated the cabin wall. The right wing and right side horizontal stabilizer subsequently contacted the ground.

The owner of the aircraft reported that in order to move the aircraft off of the run-up area, the gear leg was welded back into place. This was done prior to notification of the accident, and before National Transportation Safety Board or Federal Aviation Administration inspection to determine the failure mode.

A Federal Aviation Administration Inspector from the Seattle, Washington, Flight Standards District Office, inspected the aircraft and reported that p/n: 0741009-4 - right landing gear spring failed at the mating area of p/n: 0541121-2 - landing gear outside support, located inside the aircraft fuselage.

Aircraft

Registration
N6473A
Reported as
Cessna 182
Category
Airplane
Serial number
33273
Airframe hours
14,306
Engine
Continental O-470-SO, 285 horsepower, reciprocating
Damage
Substantial damage
Flight
Part 91
Registered owner
Snohomish Parachute Center
Airworthiness certificate
Standard, Normal
Last inspection
Annual · June 15, 2000 · 61 hours before
Airport
S43 · Harvey Field, runway 32, 2,660 × 36 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
57
Certificate
Commercial
Airplane ratings
Single-engine land
Medical
Class 2, Valid Medical--w/ waivers/lim
Seat
Left
Flight hours
635 total · 11 in the last 90 days · 6 in the last 30 days

Weather

Conditions
Visual (VMC) · Day
Wind
335° at 10 knots, gusting 15
Visibility
40 statute miles
Lowest ceiling
None
Temperature
70 °F

FAA reports on this event · 1

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