Aircraft Accident/Incident Report

New Hampton, Iowa 50659
Friday, July 23, 2010 18:18 CDT

NTSB Narrative Summary Released at Completion of Accident

The pilot reported that he struck wires at the end of an aerial application spray run, which caused the helicopter to shake violently. During the emergency landing, the helicopter landed hard and rolled over on its right side. The helicopter sustained substantial damage to its fuselage, main rotor, and tail rotor. The pilot stated that he should have performed a better “recon” for obstacles and wires in the field.

NTSB Probable Cause Narrative

The pilot's failure to maintain clearance from wires.

Event Information

Type of Event Accident
Event Date 7/23/2010
Event Day of the Week Friday
Time of Event 1818
Event Time Zone Central Daylight Time
Event City New Hampton
Event State IOWA
Event Country --
Zipcode of the event site 50659
Event Date Year 2010
Event Date Month 7
MidAir Collision Indicator No
On Ground Collision occurred ? No
Event Location Latitude 430513N
Event Location Longitude 0922035W
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 Pilot
Time of the weather observation
Direction of event from weather observation facility (degrees) --
Weather Observation Facility ID --
Elevation of weather observation facility --
Distance of event from weather observation facility (units?) --
Time Zone of the weather observation --
Lighting Conditions Day
Lowest Ceiling Height --
Lowest Non-Ceiling Height --
Sky/Lowest/Cloud Conditions --
Sky Condition for Lowest Ceiling --
Visibility Runway Visual Range (Feet) --
Visibility Runway Visual Value (Statute Miles) --
Visibility (Statute Miles) 8
Air Temperature at event time (in degrees celsius) --
Dew Point at event time (in degress fahrenheit) --
Wind Direction (degrees magnetic) --
Variable Wind Indicator Variable
Wind Speed (knots) --
Wind Velocity Indicator Light and Variable
Wind Gust Indicator --
Wind Gust (knots) --
Altimeter Setting at event time (in. Hg) --
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) 27418
NTSB Notification Source FAA-CEN-ROC
NTSB Notification Date --
NTSB Notification Time --
Fiche Number and/or location -used to find docket information --
Date of most recent change to record Oct 25 2010 1:31PM
User who most recently changed record broda
Basic weather conditions Visual Meteorological Cond
FAA District Office --

Aircraft Involved

Aircraft #1

Aircraft Registration Number N40TA
NTSB Number CEN10CA428
Missing Aircraft Indicator --
Federal Aviation Reg. Part Part 137: Agricultural
Type of Flight Plan filed None
Flight plan Was Activated? --
Damage Substantial
Aircraft Fire None
Aircraft Explosion None
Aircraft Manufacturer's Full Name BELL
Aircraft Model 206B
Aircraft Series Identifier --
Aircraft Serial Number 2412
Certified Max Gross Weight --
Aircraft Category Helicopter
Aircraft Registration Class --
Aircraft is a homebuilt? No
Flight Crew Seats --
Cabin Crew Seats --
Passenger Seats --
Total number of seats on the aircraft 5
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 TOPSIDE AVIATION INC
Aircraft Owner Street Address PO BOX 99
Aircraft Owner City BRASSTOWN
Aircraft Owner State NC
Aircraft Owner Country USA
Aircraft Owner Zipcode 28902-0099
Operator is an individual? No
Operator Name TOPSIDE AVIATION INC
Operator Same as Owner? Yes
Operator Is Doing Business As --
Operator Address Same as Owner? Yes
Operator Street Address PO BOX 99
Operator City BRASSTOWN
Operator State NC
Operator Country USA
Operator Zip code 28902-0099
Operator Code --
Owner has at least one certificate Yes - certificate holder
Other Operator of large aircraft? No
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 New Hampton
Departure State IA
Departure Country USA
Departure Time 1815
Departure Time Zone CDT
Destination Same as Local Flt dest & departure same, accident can occur anywhere
Destination Airport Code --
Destination City New Hampton
Destination State IA
Destination Country USA
Specific Phase of Flight --
Report sent to ICAO? --
Evacuation occurred --
Date of most recent change to record Oct 25 2010 1:31PM
User who most recently changed record broda
Since inspection or accident --
Event Location Runway Number and Location N/A
Runway Length --
Runway Width --
Sight Seeing flight No
Air Medical Flight No
Medical Flight --