LAX06CA248

NTSB accident investigation · Cessna T210N · Truckee, CA · July 22, 2006

Accident · No injuriesData collectionFinal report
Date
July 21, 2006, 19:45 local (Jul 22, 2006, 02:45 UTC)
Place
Truckee, CA
Injuries
6 uninjured
Damage
Substantial damage
Phase of flight
Approach
Aircraft
N6686NCessna T210N
Weather
Visual (VMC) · Day
Status
Completed · report November 29, 2006
Report
Approved by Office Director
Parties
Federal Aviation Administration
FAA report
20060721014989A
Case key
64240

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 inadequate compensation for the existing wind conditions and failure to maintain an adequate airspeed.

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.

In flight encounter with weatherApproach - vfr pattern - final approach
Compensation for wind conditions - inadequatePilot in commandCause
Weather condition - windshearFactor
Hard landingLanding - flare/touchdown
Airspeed - inadequatePilot in commandCause
Porpoise/pilot-induced oscillation - encounteredPilot in commandCause
Nose gear collapsedLanding - roll
Landing gear,nose gear - separation

Analysis

The airplane landed hard and the nose landing gear collapsed and separated. According to the pilot, he was landing the airplane in weather conditions he described as light rain, no wind, with thunderstorms in the distance. While on short final the airplane encountered wind shear resulting in a loss of airspeed and an increased rate of descent. The pilot applied power, but the airplane impacted the runway and porpoised 3 to 4 times before the landing gear collapsed.

Factual narrative

On July 21, 2006, at 1945 Pacific daylight time a Cessna T210N, N6686N, was substantially damaged when it landed hard on runway 19 at the Truckee-Tahoe Airport, Truckee, California. The private pilot and five passengers were not injured. The pilot operated the airplane under the provisions of 14 CFR Part 91 as a personal flight. Visual meteorological conditions prevailed and a flight plan was not filed for the cross-country flight, which originated from Concord, California, at 1830.

During a telephone interview with the pilot, he stated that their flight was approaching for landing with weather conditions described as light rain, no wind, and thunderstorms in the distance. The pilot's flight was number two for landing and the previous airplane reported encountering no problems during landing. While on short final, his flight encountered wind shear, which resulted in a decreased airspeed and an excessive descent rate. The pilot applied power, but the airplane struck the runway and porpoised 3 to 4 times before the nose landing gear collapsed and separated, damaging the structural members in the nose area.

At 1949, the weather observation facility at the Truckee-Tahoe Airport reported the following information: winds from 240 degrees at 5 knots; visibility 10 statute miles; clear sky; temperature 20 degrees Celsius; dew point 01 degrees Celsius; and an altimeter setting of 30.23 inches of mercury.

The pilot reported no anomalies with the airplane or engine.

Aircraft

Registration
N6686N
Reported as
Cessna T210N
Category
Airplane
Serial number
21063146
Engine
Teledyne Continental TSIO-520-R, 310 horsepower, reciprocating
Damage
Substantial damage
Flight
Personal · Part 91
Airworthiness certificate
Standard, Normal
Departed
CCR · Concord, CA
Destination
TRK · Truckee, CA
Airport
TRK · Truckee-Tahoe, runway 19, 4,650 × 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
58
Injuries
None
Certificate
Private
Airplane ratings
Single-engine land
Instrument ratings
Airplane
Medical
Class 3, Without waivers/limitations
Last flight review
March 1, 2006
Seat
Left
Flight hours
1,286 total · 23 in this make and model · 1,200 as pilot in command · 24 in the last 90 days · 10 in the last 30 days · 1 in the last 24 hours

Weather

Conditions
Visual (VMC) · Day
Wind
240° at 5 knots
Visibility
10 statute miles
Lowest ceiling
None
Temperature
68 °F, dew point 34 °F
Altimeter
30.22 inHg
Observed at
TRK

FAA reports on this event · 1

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