CHI88DEM07

NTSB accident investigation · Silliman Hatz CB-1 · Battlecreek, MI · July 16, 1988

Accident · No injuriesFinal report
Date
July 16, 1988, 10:00 local (14:00 UTC)
Place
Battlecreek, MI
Injuries
1 uninjured
Damage
Substantial damage
Phase of flight
Enroute
Aircraft
N24DSSilliman Hatz CB-1
Weather
Visual (VMC) · Day
Status
Completed · report August 8, 1989
Report
Approved by Office Director
FAA report
19880716026749A
Case key
13869

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

On this page

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.

Loss of engine power(total) - mech failure/malfCruise - normal
Fuel system,vent - distortedCause
Fluid,fuel - starvationCause
Forced landingDescent - emergency
In flight collision with terrain/waterDescent - emergency
Emergency procedure - improperPilot in commandFactor
Altitude - misjudgedPilot in commandFactor
Object - tree(s)Factor

Analysis

While attempting to execute a forced landing due to an engine failure, the pilot misjudged his emergency procedure and collided with trees then the gnd during the descent to the fairway he had selected for landing. The engine failure was due to fuel starvation caused by a fuel vent line which was crimped closed.

Aircraft

Registration
N24DS
Reported as
Silliman Hatz CB-1
Category
Airplane, amateur-built
Serial number
126
Airframe hours
68
Engine
Lycoming O-320-B2B, 160 horsepower, reciprocating
Damage
Substantial damage
Flight
Personal · Part 91
Operator
Amundson, John D.
Registered owner
Amundson John D.
Airworthiness certificate
Special, Experimental (Special)
Last inspection
Annual · July 13, 1988 · 1 hours before

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
53
Certificates
Flight instructor, Airline transport
Airplane ratings
Single-engine land, Multi-engine land
Instrument ratings
Airplane
Medical
Class 1, Valid Medical--w/ waivers/lim
Seat
Rear
Flight hours
7,500 total · 40 in this make and model · 6,300 as pilot in command · 90 in the last 90 days · 30 in the last 30 days · 2 in the last 24 hours

Weather

Conditions
Visual (VMC) · Day
Wind
22° at 8 knots
Visibility
8 statute miles
Lowest ceiling
None
Temperature
84 °F, dew point 73 °F
Altimeter
29.00 inHg
Observed at
BTL, 3 nm away

FAA reports on this event · 1

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