Sussex County Airport
Aircraft Accident/Incident Report

Georgetown, Delaware 19947
Sunday, May 20, 1984 19:50 EDT

NTSB Narrative Summary Released at Completion of Accident

AFTER PERFORMING POLICE PATROL ACTIVITIES, THE AIRCREW LANDED, REFUELED THE HELICOPTER, THEN TOOK OFF TO PRACTICE AUTOROTATIVE LANDINGS. TWO AUTOROTATIVE LANDINGS WERE MADE ON RWY 22, THEN 2 MORE WERE MADE ON AN ADJACENT GRASS AREA. AFTER THE 2ND LANDING ON THE GRASS, THE PLT STARTED TO TAKE OFF AGAIN. HE STATED THE HELICOPTER WAS TRAVELING LEVEL ALONG THE GROUND WITH VERY LITTLE WEIGHT ON THE SKIDS AT A SPEED OF 5 TO 10 MPH. HE THEN SAW A DRAINAGE DITCH, SURROUNDED BY HI GRASS, ABOUT 10 FT AHEAD. HE APPLIED POWER & INCREASED THE COLLECTIVE TO CLEAR THE DITCH. REPORTEDLY, THE SOUNDS OF THE ENG INCREASED; HOWEVER, THE HELICOPTER STARTED TO ROLL & YAW TO THE RIGHT. ALSO, THE POWER WAS REPORTEDLY REDUCED TO CORRECT THE YAW, BUT THE HELICOPTER'S RIGHT SKID CONTACTED THE TURF, THE ACFT ROLLED TO THE RIGHT & THE MAIN ROTORS CONTACTED THE GROUND. AN EXAM OF THE ENG & AIRFRAME WERE MADE, BUT NO PRE-CRASH, MECHANICAL FAILURE OR MALFUNCTION WAS FOUND.

NTSB Probable Cause Narrative

Not Yet Reported

Event Information

Type of Event Accident
Event Date 5/20/1984
Event Day of the Week Sunday
Time of Event 1950
Event Time Zone Eastern Daylight Time
Event City GEORGETOWN
Event State DELAWARE
Event Country --
Zipcode of the event site 19947
Event Date Year 1984
Event Date Month 5
MidAir Collision Indicator No
On Ground Collision occurred ? No
Event Location Latitude
Event Location Longitude
Event Location Airport SUSSEX COUNTY
Event Location Nearest Airport ID
Indicates whether the acc/inc occurred off or on an airport On Airport
Distance from airport in statute miles 0
Degrees magnetic from airport 0
Airport Elevation --
Weather Briefing Completeness Unknown
Investigator's weather source Weather Observation Facility
Time of the weather observation 1955 Eastern Daylight Time
Direction of event from weather observation facility (degrees) 210
Weather Observation Facility ID SBY
Elevation of weather observation facility 51
Distance of event from weather observation facility (units?) 22
Time Zone of the weather observation EDT
Lighting Conditions Day
Lowest Ceiling Height 12000
Lowest Non-Ceiling Height 12000
Sky/Lowest/Cloud Conditions Unknown
Sky Condition for Lowest Ceiling Broken
Visibility Runway Visual Range (Feet) 0
Visibility Runway Visual Value (Statute Miles) 0
Visibility (Statute Miles) 7
Air Temperature at event time (in degrees celsius) 21
Dew Point at event time (in degress fahrenheit) 18
Wind Direction (degrees magnetic) 140
Variable Wind Indicator Unknown
Wind Speed (knots) 3
Wind Velocity Indicator Unknown
Wind Gust Indicator Not Gusting
Wind Gust (knots) 0
Altimeter Setting at event time (in. Hg) 29
Density Altitude (feet) 0
Intensity of Precipitation Unknown
METAR weather report --
Event Highest Injury Serious
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 1
Injury Total All 2
Investigating Agency NTSB
NTSB Docket Number (internal use) 1307
NTSB Notification Source --
NTSB Notification Date --
NTSB Notification Time 0
Fiche Number and/or location -used to find docket information 25591
Date of most recent change to record Jan 2 2001 9:15AM
User who most recently changed record dbo
Basic weather conditions Visual Meteorological Cond
FAA District Office --

Aircraft Involved

Aircraft #1

Aircraft Registration Number N75SP
NTSB Number NYC84FA202
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 BELL
Aircraft Model 206B
Aircraft Series Identifier 206B
Aircraft Serial Number 1716
Certified Max Gross Weight 3200
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 5
Number of Engines 1
Fixed gear or retractable gear Fixed
Aircraft, Type of Last Inspection 100 Hour
Date of Last Inspection May 4 1984 12:00AM
Airframe hours since last inspection 56
Airframe Hours --
ELT Installed Yes
ELT Activated No
ELT Aided Location of Event Site Unknown
ELT Type --
Aircraft Owner Name DELAWARE STATE POLICE
Aircraft Owner Street Address STATE HIGHWAY ADMIN. BLDG.
Aircraft Owner City DOVER
Aircraft Owner State DE
Aircraft Owner Country
Aircraft Owner Zipcode 19901
Operator is an individual? --
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? 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) Unknown
Second Pilot on Board Yes
Departure Point Same as Event Yes
Departure Airport Code
Departure City
Departure State
Departure Country
Departure Time 0
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 Takeoff
Report sent to ICAO? --
Evacuation occurred --
Date of most recent change to record Jan 2 2001 10:30AM
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 --