Hebron Municipal Airport
Aircraft Accident/Incident Report

Hebron, Nebraska 68370
Friday, April 8, 1994 17:30 CDT

NTSB Narrative Summary Released at Completion of Accident

THE STUDENT PILOT WAS REPOSITIONING THE HELICOPTER FOR TAKEOFF AFTER REFUELING ON A SOLO CROSS COUNTRY TRAINING FLIGHT. THE HELICOPTER TAIL ROTOR CONTACTED AND BECAME ENTANGLED IN AN AIRPORT WINDSOCK. THE PILOT WAS UNABLE TO MAINTAIN DIRECTIONAL CONTROL. THE MAIN AND TAIL ROTOR BLADES CONTACTED THE GROUND, THE LEFT SKID COLLAPSED, AND THE HELICOPTER CAME TO REST UPRIGHT.

NTSB Probable Cause Narrative

THE FAILURE OF THE STUDENT PILOT TO MAINTAIN ADEQUATE CLEARANCE FROM OBSTRUCTIONS DURING AERIAL TAXI.

Event Information

Type of Event Accident
Event Date 4/8/1994
Event Day of the Week Friday
Time of Event 1730
Event Time Zone Central Daylight Time
Event City HEBRON
Event State NEBRASKA
Event Country --
Zipcode of the event site 68370
Event Date Year 1994
Event Date Month 4
MidAir Collision Indicator No
On Ground Collision occurred ? No
Event Location Latitude
Event Location Longitude
Event Location Airport HEBRON MUNICIPAL
Event Location Nearest Airport ID HJH
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 1468
Weather Briefing Completeness Unknown
Investigator's weather source Unknown
Time of the weather observation 1656 Central Daylight Time
Direction of event from weather observation facility (degrees) 320
Weather Observation Facility ID GRI
Elevation of weather observation facility 1846
Distance of event from weather observation facility (units?) 50
Time Zone of the weather observation CDT
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) 19
Dew Point at event time (in degress fahrenheit) -8
Wind Direction (degrees magnetic) 40
Variable Wind Indicator Unknown
Wind Speed (knots) 20
Wind Velocity Indicator Unknown
Wind Gust Indicator Unknown
Wind Gust (knots) 30
Altimeter Setting at event time (in. Hg) 29
Density Altitude (feet) 2100
Intensity of Precipitation Unknown
METAR weather report --
Event Highest Injury Minor
On Ground, Fatal Injuries 0
On Ground, Minor Injuries 0
On Ground, Serious Injuries 0
Injury Total Fatal --
Injury Total Minor 1
Injury Total None --
Injury Total Serious --
Injury Total All 1
Investigating Agency NTSB
NTSB Docket Number (internal use) 79
NTSB Notification Source --
NTSB Notification Date Apr 8 1994 12:00AM
NTSB Notification Time 1817
Fiche Number and/or location -used to find docket information IMAGE
Date of most recent change to record Dec 6 2000 11:00AM
User who most recently changed record dbo
Basic weather conditions Visual Meteorological Cond
FAA District Office --

Aircraft Involved

Aircraft #1

Aircraft Registration Number N100LU
NTSB Number CHI94LA129
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 SCHWEIZER
Aircraft Model 269C
Aircraft Series Identifier 269C
Aircraft Serial Number S1546
Certified Max Gross Weight 2050
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 2
Number of Engines 1
Fixed gear or retractable gear Fixed
Aircraft, Type of Last Inspection 100 Hour
Date of Last Inspection Nov 1 1993 12:00AM
Airframe hours since last inspection 96
Airframe Hours 390
ELT Installed No
ELT Activated Unknown
ELT Aided Location of Event Site Unknown
ELT Type --
Aircraft Owner Name SILVER HAWK SECURITY
Aircraft Owner Street Address 6121 S. 58TH ST
Aircraft Owner City LINCOLN
Aircraft Owner State NE
Aircraft Owner Country
Aircraft Owner Zipcode 68516
Operator is an individual? --
Operator Name MICHAEL WEATHERL
Operator Same as Owner? No
Operator Is Doing Business As --
Operator Address Same as Owner? No
Operator Street Address 6600 MARCUS
Operator City LINCOLN
Operator State NE
Operator Country
Operator Zip code 68516
Operator Code
Owner has at least one certificate Yes - certificate holder
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) Instructional
Second Pilot on Board No
Departure Point Same as Event Yes
Departure Airport Code
Departure City
Departure State
Departure Country
Departure Time 1700
Departure Time Zone CDT
Destination Same as Local Flt --
Destination Airport Code SWT
Destination City SEWARD
Destination State NE
Destination Country
Specific Phase of Flight Maneuvering
Report sent to ICAO? --
Evacuation occurred --
Date of most recent change to record Jan 2 2001 10:34AM
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 --