DEN90LA132

NTSB accident investigation · Lund Mustang II · Hamilton, MT · June 5, 1990

Accident · No injuriesLimited investigationFinal report
Date
June 5, 1990, 09:15 local (15:15 UTC)
Place
Hamilton, MT
Injuries
2 uninjured
Damage
Substantial damage
Phase of flight
Landing
Aircraft
N81BLLund Mustang II
Weather
Visual (VMC) · Day
Status
Completed · report September 4, 1992
Report
Approved by Office Director
FAA report
19900605020069A
Case key
17949

From the NTSB’s public API. By law, NTSB reports can’t be used as evidence in lawsuits over the accident.

On this page

Probable cause

The inadequate compensation for the wind conditions by the pilot.

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 weatherLanding - roll
Weather condition - gustsFactor
Compensation for wind conditions - inadequatePilot in commandCause
Weather condition - crosswindFactor
Loss of control - on ground/waterLanding - roll
Dragged wing,rotor,pod,float or tail/skidLanding - roll

Analysis

The private pilot and a pax were completing a x-country flight in his homebuilt mustang ii. He reported landing on rwy 16 (4,200 x 75 ft asphalt rwy) with winds he estimated were from 250 deg at 25, gusting to 45 knots. He said that during the landing roll, a gust lifted the right wing and dragged the left wing on the rwy. He continued to the tiedown and found the wing spar bent.

Aircraft

Registration
N81BL
Reported as
Lund Mustang II
Category
Airplane, amateur-built
Serial number
1043
Engine
Lycoming IO-360-B1A, 160 horsepower, reciprocating
Damage
Substantial damage
Flight
Personal · Part 91
Operator
Burt G. Lund
Registered owner
Unknown
Departed
V35 · Caldwell, ID
Flight plan
VFR
Airport
6S5 · Ravalli City, runway 16, 4,200 × 75 ft, asphalt

Flight crew

As NTSB recorded them. NTSB leaves out names.

Role
Pilot
Age
74
Certificate
Private
Airplane ratings
Single-engine land
Medical
Class 3, Valid Medical--w/ waivers/lim
Seat
Left
Flight hours
909 total · 417 in this make and model

Weather

Conditions
Visual (VMC) · Day
Wind
250° at 10 knots, gusting 45
Visibility
15 statute miles
Lowest ceiling
None
Temperature
-0 °F, dew point -0 °F
Altimeter
30.00 inHg

FAA reports on this event · 1

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