Riverton Regional Airport
Aircraft Accident/Incident Report

Riverton, Wyoming 82501
Tuesady, March 2, 1993 22:35 MST

NTSB Narrative Summary Released at Completion of Accident

THE PILOT OBSERVED THAT THE AIRCRAFT WAS NOT PRODUCING EXPECTED POWER, AND ASSURED DURING THE TAKEOFF GROUND RUN THAT THE PROPELLER, THROTTLE, AND MIXTURE CONTROLS WERE FULL FORWARD. THE TAKEOFF USED ABOUT HALF THE LENGTH OF THE 8202 FOOT RUNWAY. THE AIRCRAFT LIFTED OFF, CLIMBED TO ABOUT 50 FEET AND WOULD NOT CLIMB. THE AIRCRAFT STRUCK A LIGHT POLE AND CRASHED IN A FIELD ABOUT 1.5 MILES FROM THE AIRPORT. ALTHOUGH THE PILOT NOTED THAT HE HAD EXPECTED TO TAKEOFF GROUND RUN TO BE ABOUT 2000 FEET, HE FAILED TO ABORT THE TAKEOFF.

NTSB Probable Cause Narrative

THE PILOT DID NOT PERFORM AN ABORT OF THE TAKEOFF AFTER OBSERVING A PARTIAL LOSS OF POWER. FACTORS INCLUDE IMPROPER USE OF THE MIXTURE CONTROL.

Event Information

Type of Event Accident
Event Date 3/2/1993
Event Day of the Week Tuesday
Time of Event 2235
Event Time Zone Mountain Standard Time
Event City RIVERTON
Event State WYOMING
Event Country --
Zipcode of the event site 82501
Event Date Year 1993
Event Date Month 3
MidAir Collision Indicator No
On Ground Collision occurred ? No
Event Location Latitude
Event Location Longitude
Event Location Airport RIVERTON REGIONAL
Event Location Nearest Airport ID RIW
Indicates whether the acc/inc occurred off or on an airport Off Airport/Airstrip
Distance from airport in statute miles 2
Degrees magnetic from airport 280
Airport Elevation 5525
Weather Briefing Completeness Unknown
Investigator's weather source Weather Observation Facility
Time of the weather observation 2148 Mountain Standard Time
Direction of event from weather observation facility (degrees) 100
Weather Observation Facility ID RIW
Elevation of weather observation facility 5525
Distance of event from weather observation facility (units?) 2
Time Zone of the weather observation MST
Lighting Conditions Night/Dark
Lowest Ceiling Height 0
Lowest Non-Ceiling Height 0
Sky/Lowest/Cloud Conditions Partial Obscuration
Sky Condition for Lowest Ceiling None
Visibility Runway Visual Range (Feet) 0
Visibility Runway Visual Value (Statute Miles) 0
Visibility (Statute Miles) 0
Air Temperature at event time (in degrees celsius) -9
Dew Point at event time (in degress fahrenheit) -11
Wind Direction (degrees magnetic) 290
Variable Wind Indicator Unknown
Wind Speed (knots) 5
Wind Velocity Indicator Unknown
Wind Gust Indicator Unknown
Wind Gust (knots) 0
Altimeter Setting at event time (in. Hg) 30
Density Altitude (feet) 3650
Intensity of Precipitation Unknown
METAR weather report --
Event Highest Injury Minor
On Ground, Fatal Injuries 0
On Ground, Minor Injuries 0
On Ground, Serious Injuries 0
Injury Total Fatal --
Injury Total Minor 2
Injury Total None 3
Injury Total Serious --
Injury Total All 2
Investigating Agency NTSB
NTSB Docket Number (internal use) 182
NTSB Notification Source --
NTSB Notification Date Mar 2 1993 12:00AM
NTSB Notification Time 2315
Fiche Number and/or location -used to find docket information 50529
Date of most recent change to record Dec 11 2000 1:12PM
User who most recently changed record dbo
Basic weather conditions Instrument Meteorological Cond
FAA District Office --

Aircraft Involved

Aircraft #1

Aircraft Registration Number N821SC
NTSB Number SEA93LA072
Missing Aircraft Indicator N
Federal Aviation Reg. Part Part 91: General Aviation
Type of Flight Plan filed IFR
Flight plan Was Activated? --
Damage Destroyed
Aircraft Fire Ground
Aircraft Explosion None
Aircraft Manufacturer's Full Name PIPER
Aircraft Model PA-32-260
Aircraft Series Identifier PA-32-260
Aircraft Serial Number 32558
Certified Max Gross Weight 3400
Aircraft Category Airplane
Aircraft Registration Class U.S. Registered/U.S. Soil
Aircraft is a homebuilt? No
Flight Crew Seats --
Cabin Crew Seats --
Passenger Seats --
Total number of seats on the aircraft 6
Number of Engines 1
Fixed gear or retractable gear Fixed
Aircraft, Type of Last Inspection Annual
Date of Last Inspection May 3 1992 12:00AM
Airframe hours since last inspection 160
Airframe Hours 2260
ELT Installed Yes
ELT Activated Yes
ELT Aided Location of Event Site No
ELT Type --
Aircraft Owner Name LINDY, SMITH, WONG
Aircraft Owner Street Address 6823 E. SHADOW LAKE DRIVE
Aircraft Owner City LINO LAKES
Aircraft Owner State MN
Aircraft Owner Country
Aircraft Owner Zipcode 55014
Operator is an individual? --
Operator Name KARL T. LIEB
Operator Same as Owner? No
Operator Is Doing Business As --
Operator Address Same as Owner? No
Operator Street Address 6200 78TH AVE N #210
Operator City BROOKLIN PARK
Operator State MN
Operator Country
Operator Zip code 55443
Operator Code
Owner has at least one certificate None
Other Operator of large aircraft? No
Certified for Part 133 or 137 Operation Unknown
Operator Certificate Number --
Indicates whether an air carrier operation was scheduled or not --
Indicates Domestic or International Flight --
Operator carrying Pax/Cargo/Mail --
Type of Flying (Per_Bus / Primary) Personal
Second Pilot on Board Yes
Departure Point Same as Event Yes
Departure Airport Code RIW
Departure City
Departure State
Departure Country
Departure Time 2234
Departure Time Zone MST
Destination Same as Local Flt --
Destination Airport Code P1R
Destination City PIERRE
Destination State SD
Destination Country
Specific Phase of Flight Climb
Report sent to ICAO? --
Evacuation occurred --
Date of most recent change to record Jan 2 2001 10:30AM
User who most recently changed record dbo
Since inspection or accident --
Event Location Runway Number and Location 28
Runway Length 8202
Runway Width 150
Sight Seeing flight No
Air Medical Flight No
Medical Flight --