Dupont Lapeer Airport
Aircraft Accident/Incident Report

Lapeer, Michigan 48446
Wednesday, September 7, 1983 17:00 EDT

NTSB Narrative Summary Released at Completion of Accident

THE GLIDER COLLIDED WITH THE GROUND AFTER AN UNSCHEDULED TOW RELEASE AT ABOUT 150 FT AGL.THIS WAS THE PLTS FIRST FLT IN THIS ACFT AFTER HAVING THE ENGINE REMOVED AND THE ACFT RECERTIFIED AS A GLIDER. GROUND PERSONNEL OBSERVED THE GLIDER AND TOW PILOT RELEASE THE TOW ROPE AT ABOUT THE SAME TIME. THE GLIDER'S BANK ANGLE CONTINUED TO INCREASE AND THE NOSE DROPPED. THE GLIDER CONTINUED IN THIS ATTITUDE UNTIL THE LEFT WING TIP STRUCK THE GROUND. EXAMINATION OF THE WRECKAGE REVEALED NO PRE-IMPACT MALFUNCTION/FAILURE.

NTSB Probable Cause Narrative

Not Yet Reported

Event Information

Type of Event Accident
Event Date 9/7/1983
Event Day of the Week Wednesday
Time of Event 1700
Event Time Zone Eastern Daylight Time
Event City LAPEER
Event State MICHIGAN
Event Country --
Zipcode of the event site 48446
Event Date Year 1983
Event Date Month 9
MidAir Collision Indicator No
On Ground Collision occurred ? No
Event Location Latitude
Event Location Longitude
Event Location Airport DUPONT LAPEER
Event Location Nearest Airport ID D95
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 840
Weather Briefing Completeness Unknown
Investigator's weather source Witness
Time of the weather observation 0
Direction of event from weather observation facility (degrees) 0
Weather Observation Facility ID
Elevation of weather observation facility 0
Distance of event from weather observation facility (units?) 0
Time Zone of the weather observation
Lighting Conditions Day
Lowest Ceiling Height 0
Lowest Non-Ceiling Height 0
Sky/Lowest/Cloud Conditions Clear
Sky Condition for Lowest Ceiling None
Visibility Runway Visual Range (Feet) 0
Visibility Runway Visual Value (Statute Miles) 0
Visibility (Statute Miles) 15
Air Temperature at event time (in degrees celsius) 24
Dew Point at event time (in degress fahrenheit) --
Wind Direction (degrees magnetic) 270
Variable Wind Indicator Unknown
Wind Speed (knots) 5
Wind Velocity Indicator Unknown
Wind Gust Indicator Not Gusting
Wind Gust (knots) 0
Altimeter Setting at event time (in. Hg) --
Density Altitude (feet) --
Intensity of Precipitation Unknown
METAR weather report --
Event Highest Injury Fatal
On Ground, Fatal Injuries 0
On Ground, Minor Injuries 0
On Ground, Serious Injuries 0
Injury Total Fatal 1
Injury Total Minor --
Injury Total None --
Injury Total Serious --
Injury Total All 1
Investigating Agency NTSB
NTSB Docket Number (internal use) 1926
NTSB Notification Source --
NTSB Notification Date --
NTSB Notification Time 0
Fiche Number and/or location -used to find docket information 22318
Date of most recent change to record Jan 2 2001 9:16AM
User who most recently changed record dbo
Basic weather conditions Visual Meteorological Cond
FAA District Office --

Aircraft Involved

Aircraft #1

Aircraft Registration Number N275HW
NTSB Number CHI83FA419
Missing Aircraft Indicator N
Federal Aviation Reg. Part Part 91: General Aviation
Type of Flight Plan filed None
Flight plan Was Activated? --
Damage Destroyed
Aircraft Fire None
Aircraft Explosion None
Aircraft Manufacturer's Full Name WARREN
Aircraft Model MONERI S
Aircraft Series Identifier MONERI S
Aircraft Serial Number 275
Certified Max Gross Weight 450
Aircraft Category Glider
Aircraft Registration Class U.S. Registered/U.S. Soil
Aircraft is a homebuilt? Yes
Flight Crew Seats --
Cabin Crew Seats --
Passenger Seats --
Total number of seats on the aircraft 1
Number of Engines 0
Fixed gear or retractable gear Fixed
Aircraft, Type of Last Inspection Unknown
Date of Last Inspection Aug 31 1983 12:00AM
Airframe hours since last inspection 0
Airframe Hours 4
ELT Installed No
ELT Activated Unknown
ELT Aided Location of Event Site Unknown
ELT Type --
Aircraft Owner Name HOWARD B. WARREN
Aircraft Owner Street Address 4108 JENNIE LANE
Aircraft Owner City SWARTZ CREEK
Aircraft Owner State MI
Aircraft Owner Country
Aircraft Owner Zipcode
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 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) Personal
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
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 10:36AM
User who most recently changed record dbo
Since inspection or accident --
Event Location Runway Number and Location 27
Runway Length 1925
Runway Width 175
Sight Seeing flight No
Air Medical Flight No
Medical Flight --