Omack Municipal Airport
Aircraft Accident/Incident Report

Omak, Washington 98841
Sunday, May 16, 1999 10:00 PDT

NTSB Narrative Summary Released at Completion of Accident

Because of a low battery situation, the pilot elected to hand-prop the airplane. Once started, the aircraft rolled approximately 100 feet across the tarmac and collided with a hangar. The pilot was unable to gain access to the aircraft before it collided with the hangar. The aircraft's parking brake was not properly set and the wheels were not chocked.

NTSB Probable Cause Narrative

The pilot's failure to properly secure the aircraft before hand-propping.

Event Information

Type of Event Accident
Event Date 5/16/1999
Event Day of the Week Sunday
Time of Event 1000
Event Time Zone Pacific Daylight Time
Event City OMAK
Event State WASHINGTON
Event Country --
Zipcode of the event site 98841
Event Date Year 1999
Event Date Month 5
MidAir Collision Indicator No
On Ground Collision occurred ? No
Event Location Latitude
Event Location Longitude
Event Location Airport OMACK MUNICIPAL
Event Location Nearest Airport ID OMK
Indicates whether the acc/inc occurred off or on an airport On Airport
Distance from airport in statute miles --
Degrees magnetic from airport --
Airport Elevation 1301
Weather Briefing Completeness Unknown
Investigator's weather source Weather Observation Facility
Time of the weather observation 1053 Pacific Daylight Time
Direction of event from weather observation facility (degrees) 0
Weather Observation Facility ID OMK
Elevation of weather observation facility 1301
Distance of event from weather observation facility (units?) 0
Time Zone of the weather observation PDT
Lighting Conditions Day
Lowest Ceiling Height 0
Lowest Non-Ceiling Height 10000
Sky/Lowest/Cloud Conditions Scattered
Sky Condition for Lowest Ceiling None
Visibility Runway Visual Range (Feet) 0
Visibility Runway Visual Value (Statute Miles) 0
Visibility (Statute Miles) 10
Air Temperature at event time (in degrees celsius) 12
Dew Point at event time (in degress fahrenheit) 4
Wind Direction (degrees magnetic) 190
Variable Wind Indicator Unknown
Wind Speed (knots) 12
Wind Velocity Indicator Unknown
Wind Gust Indicator Unknown
Wind Gust (knots) 17
Altimeter Setting at event time (in. Hg) 30
Density Altitude (feet) --
Intensity of Precipitation Unknown
METAR weather report --
Event Highest Injury None
On Ground, Fatal Injuries 0
On Ground, Minor Injuries 0
On Ground, Serious Injuries 0
Injury Total Fatal --
Injury Total Minor --
Injury Total None 1
Injury Total Serious --
Injury Total All --
Investigating Agency NTSB
NTSB Docket Number (internal use) 364
NTSB Notification Source --
NTSB Notification Date May 17 1999 12:00AM
NTSB Notification Time 700
Fiche Number and/or location -used to find docket information IMAGE
Date of most recent change to record Dec 12 2000 11:35AM
User who most recently changed record dbo
Basic weather conditions Visual Meteorological Cond
FAA District Office --

Aircraft Involved

Aircraft #1

Aircraft Registration Number N73040
NTSB Number SEA99LA062
Missing Aircraft Indicator N
Federal Aviation Reg. Part Part 91: General Aviation
Type of Flight Plan filed None
Flight plan Was Activated? --
Damage Substantial
Aircraft Fire None
Aircraft Explosion None
Aircraft Manufacturer's Full Name Cessna
Aircraft Model 172M
Aircraft Series Identifier 172M
Aircraft Serial Number 17267247
Certified Max Gross Weight 2300
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 4
Number of Engines 1
Fixed gear or retractable gear Fixed
Aircraft, Type of Last Inspection Annual
Date of Last Inspection May 15 1999 12:00AM
Airframe hours since last inspection 0
Airframe Hours 3841
ELT Installed Yes
ELT Activated No
ELT Aided Location of Event Site Unknown
ELT Type --
Aircraft Owner Name OKANOGAN FLIGHT CENTER
Aircraft Owner Street Address PO BOX 1007
Aircraft Owner City OAKANOGAN
Aircraft Owner State WA
Aircraft Owner Country
Aircraft Owner Zipcode 98840
Operator is an individual? --
Operator Name HARLAN M. WARNER
Operator Same as Owner? No
Operator Is Doing Business As --
Operator Address Same as Owner? No
Operator Street Address P.O. BOX 1007
Operator City OKANOGAN
Operator State WA
Operator Country
Operator Zip code 98840
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 No
Departure Point Same as Event No
Departure Airport Code
Departure City
Departure State
Departure Country
Departure Time 0
Departure Time Zone
Destination Same as Local Flt --
Destination Airport Code S35
Destination City OKANOGAN
Destination State WA
Destination Country
Specific Phase of Flight Standing
Report sent to ICAO? --
Evacuation occurred --
Date of most recent change to record Jan 2 2001 10:35AM
User who most recently changed record dbo
Since inspection or accident --
Event Location Runway Number and Location 0
Runway Length --
Runway Width --
Sight Seeing flight No
Air Medical Flight No
Medical Flight --