CHI86LA018

NTSB accident investigation · Balloon Works Firefly 7 · Comstock Park, MI · October 29, 1985

Accident · No injuriesLimited investigationFinal report
Date
October 29, 1985, 07:55 local (12:55 UTC)
Place
Comstock Park, MI
Injuries
2 uninjured
Damage
Substantial damage
Phase of flight
Approach
Aircraft
N4056LBalloon Works Firefly 7
Weather
Visual (VMC) · Day
Status
Completed
Report
Approved by Office Director
FAA report
19851029054389A
Case key
13375

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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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.

Altitude deviation,uncontrolledApproach - vfr pattern - final approach
Weather condition - unfavorable windFactor
Weather forecast - inaccurateNws personnelCause
Hazardous weather advisory - not possibleNws personnelCause
In flight collision with objectDescent - uncontrolled
Object - tree(s)Factor
Remedial action - not possiblePilot in commandFactor

Analysis

According to the pilot she received wind information from a flight service station, the noaa and ATIS approximately 1.5 hours prior to takeoff. All these sources predicted winds to be less than 7 knots. Winds were 'very light' during balloon inflation. The launch was uneventful until the balloon rose above the trees where the velocity over the ground increased to an eventual 17 knots. The check pilot then instructed the pilot to skim the tops of corn in a cornfield to simulate a touch and go landing. The field she selected was on the FAR side of a set of power lines and a wooded area. As she cleared the power lines the wind shifted to a headwind and the balloon descended into the trees in spite of a propane burn to arrest the descent. The balloon envelope was damaged by the trees.

Aircraft

Registration
N4056L
Reported as
Balloon Works Firefly 7
Category
Balloon
Serial number
A7090-5
Engine
unknown
Damage
Substantial damage
Flight
Part 91
Operator
Mary Bobik
Airworthiness certificate
Standard, Normal

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
39
Certificate
Student
Flight hours
10 total · 10 in this make and model · 5 in the last 90 days · 1 in the last 24 hours

Weather

Conditions
Visual (VMC) · Day
Wind
100° at 14 knots, gusting 4
Visibility
8 statute miles
Temperature
36 °F, dew point 34 °F

FAA reports on this event · 1

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