Aviation Accident Summaries

Aviation Accident Summary ANC93LA163

VICTORY, AK, USA

Aircraft #1

N9016Y

PIPER PA-18-150

Analysis

UPON LANDING THE PILOT-IN-COMMAND STATED HE HAD NO BRAKES ON THE LEFT SIDE SO HE INTENTIONALLY GROUND LOOPED THE AIRPLANE. HE STATED THE BRAKES WERE MODIFIED WITH A CLEVELAND BRAKE MODIFICATION. HE STATED THE BOLT HEADS PULLED THROUGH THE BACKING PLATE. HE DID NOT SUBMIT ANY PARTS FOR EXAMINATION.

Factual Information

On August 30, 1993 at 1700 Alaska daylight time, a wheel equipped Piper, PA-18-150 airplane, N9016Y, registered to and operated by the Pilot-in-Command, intentionally ground looped during the landing roll at a private airstrip located near mile 102 of the Glenn Highway. The personal flight, operating under 14 CFR Part 91, last departed the airstrip for a local flight. No flight plan was filed and visual meteorological conditions prevailed. The airplane was substantially damaged and the Private Certificated Pilot in Command, the sole occupant, was not injured. According to the Pilot in Command upon landing he realized he had no brakes on the left side during the landing roll and as a result ground looped the airplane causing damage to both left wing spars, wing tip, aileron and elevator. The Pilot stated the airplane was equipped with a Cleveland Brake Wheel modification and the bolt heads pulled through the backing plate. The Pilot-in-Command did not submit a NTSB Form 6120.1/2 and the bolts and backing plate for the Cleveland Brake Wheel modification were not submitted for examination.

Probable Cause and Findings

THE PARTIAL FAILURE OF THE AIRPLANE'S BRAKE SYSTEM. FACTOR WAS THE INTENTIONAL GROUND LOOPING BY THE PILOT-IN-COMMAND.

 

Source: NTSB Aviation Accident Database

Get all the details on your iPhone or iPad with:

Aviation Accidents App

In-Depth Access to Aviation Accident Reports