Aircraft Incident/Accident Report


Battle Creek, Michigan 49016
Saturday, June 1, 1991 13:10 EDT

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NTSB Narrative Summary Released at Completion of Accident
THE CFI SAID THAT WHILE TAXIING ON STEP THE ACFT ENCOUNTERED A POWER BOATS WAKE AND BECAME AIRBORNE. THE STUDENT PILOT REDUCED THE POWER, AND THE ACFT PITCHED DOWN. THE CFI TOOK OER THE CONTROLS, BUT WAS UNABLE TO ARREST THE DESCENT AND THE ACFT STRUCK THE WATER NOSE DOWN, AT ABOUT A 30 DEGREE ANGLE. THE ACFT NOSE FILLED WITH WATER AND SANK.
NTSB Probable Cause Narrative
AIRCRAFT CONTROL BY THE DUAL STUDENT WAS NOT MAINTAINED, REMEDIAL ACTION BY THE CFI WAS DELAYED, WHICH RESULTED IN A STALL/MUSH. A FACTOR RELATED TO THE ACCIDENT WAS ROUGH WATER CAUSED BY A POWER BOAT WAKE.
Event Information
Type of EventAccident 
Event Date6/1/1991 
Event Day of the WeekSaturday 
Time of Event1310 
Event Time ZoneEastern Daylight Time 
Event CityBATTLE CREEK  
Event StateMICHIGAN 
Event Country-- 
Zipcode of the event site49016  
Event Date Year1991 
Event Date Month
MidAir Collision IndicatorNo 
On Ground Collision occurred ?No 
Event Location Latitude  
Event Location Longitude  
Event Location Airport  
Event Location Nearest Airport ID  
Indicates whether the acc/inc occurred off or on an airportOff Airport/Airstrip 
Distance from airport in statute miles
Degrees magnetic from airport
Airport Elevation
Weather Briefing CompletenessUnknown 
Investigator's weather sourceWeather Observation Facility 
Time of the weather observation1330 Eastern Daylight Time 
Direction of event from weather observation facility (degrees)
Weather Observation Facility IDBTL  
Elevation of weather observation facility953 
Distance of event from weather observation facility (units?)
Time Zone of the weather observationEDT 
Lighting ConditionsDay 
Lowest Ceiling Height2500 
Lowest Non-Ceiling Height2500 
Sky/Lowest/Cloud ConditionsUnknown 
Sky Condition for Lowest CeilingBroken 
Visibility Runway Visual Range (Feet)
Visibility Runway Visual Value (Statute Miles)
Visibility (Statute Miles)
Air Temperature at event time (in degrees celsius)-18 
Dew Point at event time (in degress fahrenheit)-18 
Wind Direction (degrees magnetic)200 
Variable Wind IndicatorUnknown 
Wind Speed (knots)
Wind Velocity Indicator Unknown 
Wind Gust IndicatorUnknown 
Wind Gust (knots)
Altimeter Setting at event time (in. Hg) -- 
Density Altitude (feet)
Intensity of PrecipitationUnknown 
METAR weather report -- 
Event Highest InjuryNone 
On Ground, Fatal Injuries
On Ground, Minor Injuries
On Ground, Serious Injuries
Injury Total Fatal-- 
Injury Total Minor-- 
Injury Total None
Injury Total Serious-- 
Injury Total All-- 
Investigating AgencyNTSB 
NTSB Docket Number (internal use)395 
NTSB Notification Source-- 
NTSB Notification Date-- 
NTSB Notification Time
Fiche Number and/or location -used to find docket information43681 
Date of most recent change to recordDec 18 2002 11:28AM 
User who most recently changed recordNTSB\GIUV  
Basic weather conditionsVisual Meteorological Cond 
FAA District Office-- 
Aircraft Involved
Aircraft #1
Aircraft Registration NumberN2596P 
NTSB NumberCHI91LA179  
Missing Aircraft Indicator
Federal Aviation Reg. PartPart 91: General Aviation 
Type of Flight Plan filedNone 
Flight plan Was Activated?-- 
DamageSubstantial 
Aircraft FireNone 
Aircraft ExplosionNone 
Aircraft Manufacturer's Full NameLAKE  
Aircraft ModelLA-4-200  
Aircraft Series IdentifierLA-4-200  
Aircraft Serial Number879  
Certified Max Gross Weight2600 
Aircraft CategoryAirplane 
Aircraft Registration ClassU.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
Fixed gear or retractable gearFixed 
Aircraft, Type of Last InspectionUnknown 
Date of Last Inspection-- 
Airframe hours since last inspection
Airframe Hours-- 
ELT InstalledYes 
ELT ActivatedUnknown 
ELT Aided Location of Event SiteUnknown 
ELT Type-- 
Aircraft Owner Name  
Aircraft Owner Street Address  
Aircraft Owner City  
Aircraft Owner State  
Aircraft Owner Country  
Aircraft Owner Zipcode  
Operator is an individual?-- 
Operator NameBROOK AERO, INC  
Operator Same as Owner?No 
Operator Is Doing Business As-- 
Operator Address Same as Owner?No 
Operator Street Address1243 S. KALAMAZOO ST.  
Operator CityMARSHALL  
Operator StateMI 
Operator Country  
Operator Zip code49068  
Operator Code  
Owner has at least one certificateNone 
Other Operator of large aircraft?No 
Certified for Part 133 or 137 OperationUnknown 
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 BoardYes 
Departure Point Same as EventYes 
Departure Airport Code  
Departure City  
Departure State  
Departure Country  
Departure Time1305 
Departure Time ZoneEDT 
Destination Same as Local Fltdest & departure same, accident can occur anywhere 
Destination Airport Code  
Destination City  
Destination State  
Destination Country  
Specific Phase of FlightDescent 
Report sent to ICAO?-- 
Evacuation occurred-- 
Date of most recent change to recordJan 2 2001 10:30AM 
User who most recently changed recorddbo  
Since inspection or accident-- 
Event Location Runway Number and Location0  
Runway Length
Runway Width
Sight Seeing flightNo 
Air Medical FlightNo 
Medical Flight--