Cessna R182 N7039W

Summary

On 7 October 1983 at about 23:00 local time, a Cessna R182 registered N7039W was involved in an accident near Grovont, Wyoming, United States. 5 people were on board and one had minor injuries. The aircraft was substantially damaged. No probable cause statement is available for this record.

Date

7 October 1983 at 23:00

Classification

Accident

Location

Grovont, Wyoming, United States

Coordinates

43.4700, -110.7608

Aircraft

Cessna R182

Registration

N7039W

Category

Airplane

Engines

1

Operator

Not recorded

Operating rule

Part 91: General Aviation

Purpose of flight

Personal

Phase of flight

Not recorded

Route

Jackson → Laramie

Aircraft damage

Substantial

Weather

VMC

Light

Day

NTSB number

DEN84LA005

1 person had minor injuries.

The NTSB has not published a probable cause for this record. No probable cause statement is present in the source data.

Nothing about the cause is stated here that is not in the source record.

Read the full NTSB narrative

THE PLT REPORTED THAT AFTER TAKING OFF, THE GEAR WARNING HORN SOUNDED WHEN HE RETRACTED THE GEAR. HE CONTINUED EN ROUTE WHILE TRYING TO GET A SAFE INDICATION. SUBSEQUENTLY, APRX 20 MI EAST OF THE DEPARTURE POINT, HE ELECTED TO ENTEND THE GEAR & RETURN TO THE ARPT. AFTER INITIATING A TURN BACK TO THE WEST, HE HEARD A LOUD BANGING OR KNOCKING NOISE FROM THE FRONT OF THE ACFT. ABOUT 30 SEC LATER, THE ENG COMPLETELY LOST POWER. HE FOUND AN AREA OF RELATIVELY FLAT TERRAIN AMONG STEEP MOUNTAIN RIDGES & ELECT TO LAND THERE. DURING THE LANDING, THE ACFT BOUNCED & SLID TO A STOP ABOUT 100 FT FROM THE INITIAL TOUCHDOWN POINT. A SUBSEQUENT ENG TEARDOWN & METALLURGICAL EXAM REVEALED THAT THE CRANKSHAFT HAD FAILED FROM FATIGUE AT THE CHEEK JUST FORWARD OF THE #3 BEARING. THE ACFT HAD PREVIOUSLY BEEN INVOLVED IN A MISHAP ON 1/19/80, IN WHICH, THE PROPELLER WAS DAMAGED. REPORTEDLY, THE ENG HAD NO POWER & THE PROPELLER WAS WINDMILLING DURING A LANDING IMPACT ON 1/19/80.

Quoted verbatim from the NTSB record.