Aircraft Accident/Incident Report

Jiggs, Nevada 89801
Monday, September 5, 2005 12:00 PDT

NTSB Narrative Summary Released at Completion of Accident

The airplane collided with obstructions while performing a forced landing in a field. The pilot reported he experienced a severe downdraft with a descent rate in excess of 1,500 feet per minute at best rate of climb airspeed that made continued flight impossible. The pilot was forced to make an emergency landing in a field. After touchdown and during the rollout phase the left wing impacted a steel livestock gate. The pilot reported that the airplane and engine had no mechanical failures or malfunctions during the flight.

NTSB Probable Cause Narrative

the pilot's encounter with a downdraft.

Event Information

Type of Event Accident
Event Date 9/5/2005
Event Day of the Week Monday
Time of Event 1200
Event Time Zone Pacific Daylight Time
Event City Jiggs
Event State NEVADA
Event Country --
Zipcode of the event site 89801
Event Date Year 2005
Event Date Month 9
MidAir Collision Indicator No
On Ground Collision occurred ? No
Event Location Latitude 402600N
Event Location Longitude 1154500W
Event Location Airport --
Event Location Nearest Airport ID --
Indicates whether the acc/inc occurred off or on an airport Off Airport/Airstrip
Distance from airport in statute miles 30
Degrees magnetic from airport --
Airport Elevation --
Weather Briefing Completeness --
Investigator's weather source Weather Observation Facility
Time of the weather observation 1156 Mountain Daylight Time
Direction of event from weather observation facility (degrees) --
Weather Observation Facility ID EKO
Elevation of weather observation facility --
Distance of event from weather observation facility (units?) 30
Time Zone of the weather observation MDT
Lighting Conditions Day
Lowest Ceiling Height --
Lowest Non-Ceiling Height --
Sky/Lowest/Cloud Conditions Clear
Sky Condition for Lowest Ceiling None
Visibility Runway Visual Range (Feet) --
Visibility Runway Visual Value (Statute Miles) --
Visibility (Statute Miles) 10
Air Temperature at event time (in degrees celsius) 26
Dew Point at event time (in degress fahrenheit) -7
Wind Direction (degrees magnetic) --
Variable Wind Indicator Variable
Wind Speed (knots) 4
Wind Velocity Indicator --
Wind Gust Indicator Not Gusting
Wind Gust (knots) --
Altimeter Setting at event time (in. Hg) 30.13
Density Altitude (feet) --
Intensity of Precipitation --
METAR weather report --
Event Highest Injury None
On Ground, Fatal Injuries --
On Ground, Minor Injuries --
On Ground, Serious Injuries --
Injury Total Fatal --
Injury Total Minor --
Injury Total None 3
Injury Total Serious --
Injury Total All --
Investigating Agency NTSB
NTSB Docket Number (internal use) 19022
NTSB Notification Source FAA
NTSB Notification Date Sep 14 2005 12:00AM
NTSB Notification Time --
Fiche Number and/or location -used to find docket information DMS
Date of most recent change to record Jan 31 2006 7:35AM
User who most recently changed record NTSB\JOHB
Basic weather conditions Visual Meteorological Cond
FAA District Office WP-FSDO- Reno

Aircraft Involved

Aircraft #1

Aircraft Registration Number N9331S
NTSB Number LAX05CA297
Missing Aircraft Indicator --
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 Beech
Aircraft Model C23
Aircraft Series Identifier --
Aircraft Serial Number M-1641
Certified Max Gross Weight 2450
Aircraft Category Airplane
Aircraft Registration Class --
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 100 Hour
Date of Last Inspection Jul 1 2005 12:00AM
Airframe hours since last inspection 30
Airframe Hours 4309
ELT Installed Yes
ELT Activated Yes
ELT Aided Location of Event Site No
ELT Type --
Aircraft Owner Name John Michael Brannigan
Aircraft Owner Street Address --
Aircraft Owner City Riverside
Aircraft Owner State CA
Aircraft Owner Country USA
Aircraft Owner Zipcode 92503
Operator is an individual? Yes
Operator Name --
Operator Same as Owner? Yes
Operator Is Doing Business As --
Operator Address Same as Owner? Yes
Operator Street Address --
Operator City --
Operator State --
Operator Country --
Operator Zip code --
Operator Code --
Owner has at least one certificate None
Other Operator of large aircraft? --
Certified for Part 133 or 137 Operation --
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 --
Departure Point Same as Event No
Departure Airport Code TWF
Departure City TWIN FALLS
Departure State ID
Departure Country USA
Departure Time 1100
Departure Time Zone MDT
Destination Same as Local Flt --
Destination Airport Code TPH
Destination City TONOPAH
Destination State NV
Destination Country USA
Specific Phase of Flight Cruise
Report sent to ICAO? --
Evacuation occurred --
Date of most recent change to record Oct 8 2005 12:35PM
User who most recently changed record COOS
Since inspection or accident Last Inspection
Event Location Runway Number and Location NA
Runway Length --
Runway Width --
Sight Seeing flight No
Air Medical Flight No
Medical Flight --