ANC00LA101

NTSB accident investigation · Haskins CHALLENGER-2 · Central, AK · August 12, 2000

Accident · Minor injuriesLimited investigationFinal report
Date
August 11, 2000, 20:00 local (Aug 12, 2000, 04:00 UTC)
Place
Central, AK
Injuries
1 minor
Damage
Substantial damage
Phase of flight
Takeoff
Aircraft
N61881Haskins CHALLENGER-2
Weather
Visual (VMC) · Day
Status
Completed · report May 18, 2001
Report
Approved by Office Director
NTSB office
Alaska Regional Office
FAA report
20000811013079A
Case key
50980

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 evaluation of the winds, and his intentional attempt to takeoff into the known adverse weather. Factors associated with this accident were the gusty crosswind conditions.

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.

On ground/water encounter with weatherTakeoff - roll/run
Weather condition - crosswindFactor
Weather condition - gustsFactor
Weather evaluation - inadequatePilot in commandCause
Flight into known adverse weather - attemptedPilot in commandCause
Loss of control - on ground/waterTakeoff - roll/run
Nose overTakeoff - roll/run
Terrain condition - drop-off/descending embankment

Analysis

The private pilot stated he had been waiting for two days for the weather to improve so he could depart. He said the right crosswind was steady at 18 knots, and there were infrequent gusts to 40 knots. He indicated the airplane can be controlled in 20 knot direct crosswinds, and he normally does not fly at wind speeds above that. He said that during the takeoff roll from the 600 feet long by 25 feet wide ridgetop landing area, a gust struck the airplane and pushed it off the left side of the ridge. The airplane dropped off the ridgeline and nosed over. The airplane sustained substantial damage to the tail.

Factual narrative

On August 11, 2000, about 2000 Alaska daylight time, a tundra tire equipped Haskins Challenger-2 experimental airplane, N61881, sustained substantial damage when it nosed over during takeoff from a ridge, about 60 miles northwest of Central, Alaska, about 65.50 degrees north latitude, and 148.30 degrees west longitude. The solo private pilot received minor injuries. The personal flight was being conducted under 14 CFR Part 91, as the return leg of a hunting trip. Visual meteorological conditions prevailed at the time of the accident, and no flight plan was filed.

During a telephone interview with the NTSB investigator-in-charge on August 16, and in his NTSB Pilot/Operator report, the pilot stated he had been waiting for two days for the weather to improve so he could depart. He estimated the winds to be from the west (a right crosswind), steady at 18 knots, and there were infrequent gusts to 40 knots. He indicated the airplane can be controlled in 20-knot direct crosswinds, and he normally does not fly at wind speeds above that. He said that during the takeoff roll from the 600 feet long by 25 feet wide ridge top landing area, a gust from the right struck the airplane and pushed it off the left side of the ridge. The airplane dropped off the ridgeline and nosed over. The airplane sustained substantial damage to the tail.

Aircraft

Registration
N61881
Reported as
Haskins CHALLENGER-2 (CHALLENGER)
Category
Airplane, amateur-built
Serial number
1092-0897
Engine
Rotax 503DCDI, 52 horsepower, reciprocating
Damage
Substantial damage
Flight
Personal · Part 91
Registered owner
Jeff D. Haskins
Airworthiness certificate
Special, Experimental (Special)
Last inspection
Annual · May 20, 2000
Destination
CEM · AK

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
43
Certificate
Private
Airplane ratings
Single-engine land
Medical
Class 3, Expired
Seat
Front
Flight hours
1,600 total · 240 in this make and model · 1,341 as pilot in command

Weather

Conditions
Visual (VMC) · Day
Wind
270° at 18 knots, gusting 40
Visibility
10 statute miles
Lowest ceiling
2,000 ft overcast
Temperature
43 °F

FAA reports on this event · 1

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