N2791P

Substantial
None

PIPER PA 18AS/N: 18-4426

Accident Details

Date
Monday, December 21, 2015
NTSB Number
GAA16CA102
Location
Girdwood, AK
Event ID
20160119X55159
Coordinates
60.939998, -149.149993
Aircraft Damage
Substantial
Highest Injury
None
Fatalities
0
Serious Injuries
0
Minor Injuries
0
Uninjured
2
Total Aboard
2

Probable Cause and Findings

Fuel contamination resulting in the loss of engine power, a forced landing on a highway, and subsequent right wing impact with highway signage.

Aircraft Information

Registration
Make
PIPER
Serial Number
18-4426
Engine Type
Reciprocating
Year Built
1955
Model / ICAO
PA 18AM600
Aircraft Type
Fixed Wing Single Engine
No. of Engines
1
Seats
2
FAA Model
PA-18A

Registered Owner (Current)

Name
MCCARTHY AIR LLC
Address
PO BOX 1888
City
PALMER
State / Zip Code
AK 99645-1888
Country
United States

Analysis

According to the pilot, the airplane departed the runway and climbed to 3000 feet above ground level. She reported that while maneuvering, the airplane lost engine power. After several attempts to restart the engine, the pilot made a forced landing on a highway bridge. She reported that during the landing roll, the airplane's right wing struck a sign that was affixed to the bridge.

According to the pilot, at the time of the accident, there were twenty gallons of fuel on board the airplane. She reported that the airframe and power plant mechanic removed approximately two cups of water from the fuel tanks after the accident in preparation for the airplane's recovery. The airplane sustained substantial damage to the right wing spar and aileron.

Data Source

Data provided by the National Transportation Safety Board (NTSB). For more information on this event, visit the NTSB Records Search website. NTSB# GAA16CA102