DEN88FA121

NTSB accident investigation · Piper PA-28-180 · Rock Springs, WY · June 4, 1988

Accident · FatalField investigationFinal report
Date
June 4, 1988, 11:50 local (17:50 UTC)
Place
Rock Springs, WY
Injuries
2 fatal, 1 serious
Damage
Destroyed
Phase of flight
Enroute
Aircraft
N9728JPiper PA-28-180
Weather
Visual (VMC) · Day
Status
Completed · report October 3, 1989
Report
Approved by Office Director
FAA report
19880604017799A
Case key
17375

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(partial) - mech failure/malfClimb - to cruise
Ignition system,magneto - output lowCause
Maintenance - inadequatePilot in commandCause
In flight collision with terrain/waterManeuvering - turn to landing area (emergency)
Emergency procedure - attemptedFactor

Analysis

Shortly after departure on the second leg of a cross country flt the plt informed the fss located on the arpt that he was returning. The fss technician on duty observed the acft turn final at an abnormally low altitude. The acft disappeared from view. The technician attempted radio contact and when unsuccessful sounded the crash alarm. The acft was found apx 1500 ft short of the rwy in a gully. No indication of difficulty was radioed by the plt. Investigation revealed inadequately maintained magnetoes. The plt reported total memory loss of the accident.

Aircraft

Registration
N9728J
Reported as
Piper PA-28-180
Category
Airplane
Serial number
28 3921
Airframe hours
4,008
Engine
Lycoming O-360-A3A, 180 horsepower, reciprocating
Damage
Destroyed
Flight
Personal · Part 91
Operator
Tottenhoff, D.R./Jahr, L.W.
Registered owner
Tottenhoff, D.R./Jahr, L.W.
Airworthiness certificate
Standard, Normal
Last inspection
Annual · June 24, 1987 · 131 hours before
Departed
RKS · Rock Springs, WY
Destination
CYS · Cheyenne, WY
Airport
RKS · Rock Springs, runway 27, 10,000 × 150 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
52
Certificate
Private
Airplane ratings
Single-engine land
Medical
Class 3, Valid Medical--w/ waivers/lim
Seat
Left
Flight hours
371 total · 182 in this make and model · 328 as pilot in command · 10 in the last 90 days · 5 in the last 30 days · 3 in the last 24 hours

Weather

Conditions
Visual (VMC) · Day
Wind
360° at 7 knots
Visibility
90 statute miles
Lowest ceiling
None
Temperature
84 °F, dew point 36 °F
Altimeter
30.00 inHg
Observed at
RKS, 2 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.

Other investigations on N9728J · 1

Matched to the same aircraft by N-number and date.