Aircraft Accident/Incident Report

Greenfield, California 93927
Saturday, September 13, 2003 8:30 PDT

NTSB Narrative Summary Released at Completion of Accident

The helicopter collided with power lines during an aerial application. As the pilot was lining up the helicopter in the corner of the lot, the helicopter descended into a wire. The wire wrapped around the mast and control linkages and the helicopter began pitching in an unusual manner. He attempted to level off; however, the controls were unresponsive and the helicopter collided with the ground.

NTSB Probable Cause Narrative

the pilot's failure to maintain clearance with the wires due to an inadequate visual lookout.

Event Information

Type of Event Accident
Event Date 9/13/2003
Event Day of the Week Saturday
Time of Event 830
Event Time Zone Pacific Daylight Time
Event City Greenfield
Event State CALIFORNIA
Event Country --
Zipcode of the event site 93927
Event Date Year 2003
Event Date Month 9
MidAir Collision Indicator No
On Ground Collision occurred ? No
Event Location Latitude 361944N
Event Location Longitude 1211317W
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 --
Degrees magnetic from airport --
Airport Elevation --
Weather Briefing Completeness --
Investigator's weather source Weather Observation Facility
Time of the weather observation 853 Pacific Daylight Time
Direction of event from weather observation facility (degrees) --
Weather Observation Facility ID SNS
Elevation of weather observation facility --
Distance of event from weather observation facility (units?) --
Time Zone of the weather observation PDT
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) 23
Dew Point at event time (in degress fahrenheit) 13
Wind Direction (degrees magnetic) 0
Variable Wind Indicator Wind direction could be determined
Wind Speed (knots) 0
Wind Velocity Indicator --
Wind Gust Indicator Unknown
Wind Gust (knots) --
Altimeter Setting at event time (in. Hg) 29.82
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 1
Injury Total Serious --
Injury Total All --
Investigating Agency NTSB
NTSB Docket Number (internal use) 14735
NTSB Notification Source FAA
NTSB Notification Date Sep 13 2003 12:00AM
NTSB Notification Time 829
Fiche Number and/or location -used to find docket information DMS
Date of most recent change to record Feb 5 2004 4:26PM
User who most recently changed record NTSB\MONR
Basic weather conditions Visual Meteorological Cond
FAA District Office WP-SJC-FSDO

Aircraft Involved

Aircraft #1

Aircraft Registration Number N7060J
NTSB Number LAX03CA285
Missing Aircraft Indicator --
Federal Aviation Reg. Part Part 137: Agricultural
Type of Flight Plan filed None
Flight plan Was Activated? No
Damage Substantial
Aircraft Fire None
Aircraft Explosion --
Aircraft Manufacturer's Full Name Bell
Aircraft Model 47G-5
Aircraft Series Identifier --
Aircraft Serial Number 25017
Certified Max Gross Weight 2850
Aircraft Category Helicopter
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 --
Number of Engines 1
Fixed gear or retractable gear Fixed
Aircraft, Type of Last Inspection --
Date of Last Inspection --
Airframe hours since last inspection --
Airframe Hours --
ELT Installed Unknown
ELT Activated Unknown
ELT Aided Location of Event Site Unknown
ELT Type --
Aircraft Owner Name SOILSERV INC
Aircraft Owner Street Address --
Aircraft Owner City King City
Aircraft Owner State CA
Aircraft Owner Country USA
Aircraft Owner Zipcode 93930
Operator is an individual? No
Operator Name SOILSERV INC
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 LSHG
Owner has at least one certificate --
Other Operator of large aircraft? --
Certified for Part 133 or 137 Operation Agriculture
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) Aerial Application
Second Pilot on Board --
Departure Point Same as Event Yes
Departure Airport Code --
Departure City Greenfield
Departure State CA
Departure Country USA
Departure Time --
Departure Time Zone --
Destination Same as Local Flt dest & departure same, accident can occur anywhere
Destination Airport Code --
Destination City --
Destination State --
Destination Country --
Specific Phase of Flight Cruise
Report sent to ICAO? No
Evacuation occurred No
Date of most recent change to record Nov 24 2003 2:11PM
User who most recently changed record COOS
Since inspection or accident --
Event Location Runway Number and Location --
Runway Length --
Runway Width --
Sight Seeing flight No
Air Medical Flight No
Medical Flight --