# Accident 20100728040359A: Aero Sp Z O AT-4 LSA, Delaware, OH, July 28, 2010 - Type: FAA accident report (Accident/Incident Data System), as reported - Date: July 28, 2010, 13:40 local time - Place: Delaware, OH - Damage: Destroyed - Phase of flight: Landing: Approach - Operating rules: General operating rules (Part 91) - Location: 40.2772° N, 83.0936° W: From the FAA - Nearby events: https://openairdocs.org/map.md?lat=40.2772&lon=-83.0936&mi=10 - Aircraft: N8549S, a cancelled registration (https://openairdocs.org/deregistered/N8549S-2018-01-26) (OpenAirDocs) - Registry model: Aero SP Z O O AT-4 LSA (registry code 060004P, https://openairdocs.org/model/aero-sp-z-o-o-at-4-lsa) (OpenAirDocs) - Registry engine: Rotax 912ULS series (registry code 55572, https://openairdocs.org/engine/rotax-912uls-series) (OpenAirDocs) - Reported make and model: AERO SP Z O AT-4 LSA - Reported engine: ROTAX 912ULS - People aboard: 1 - Fatal injuries: 1 - Other injuries: 0 - Pilot certificates: Private pilot - Pilot flight hours: 0 total, 6 in this make and model, 0 in the last 90 days - NTSB investigation: [NTSB CEN10LA470](https://openairdocs.org/ntsb/CEN10LA470) (OpenAirDocs) - FAA source: FAA Aviation Safety Information Portal (https://asip.faa.gov/) - Page: https://openairdocs.org/incident/20100728040359A ## Narrative As the FAA filed it, in capitals; the FAA replaces private details with ^PRIVACY DATA OMITTED^. HISTORY OF FLIGHT ON 07/28/2010, AT 1340 LOCAL TIME , AN EXPERIMENTAL LIGHT SPORT GOBOSH 700S, N8549S, CRASHED IN A FIELD, ADJACENT TO AN AUTOMOTIVE PARTS WAREHOUSE, ONE MILE EAST OF THE RUNWAY CENTERLINE AT DELAWARE COUNTY AIRPORT (DLZ). THE PILOT WAS KILLED. SKY AVIATION LLC PO BOX 283 BUCYRUS, OHIO, OWNS THE AIRCRAFT. THE AIRCRAFT WAS OPERATED VFR FOR A LOCAL FLIGHT . THE ORIGINATION AND INTENDED DESTINATION WAS DELAWARE, OHIO. WHEN ASKED, THE COLUMBUS APPROACH DID NOT HAVE ANY RADAR PLOTS FOR N8549S. FOUR WITNESSES DID SEE THE AIRCRAFT IN THE TRAFFIC PATTERN. THE FIRST WITNESS SAW THE AIRCRAFT APPROACH DELAWARE AIRPORT FROM THE NORTH TO ENTER THE TRAFFIC PATTERN FOR RUNWAY 28. IN HIS STATEMENT HE INDICATED THAT THE AIRCRAFT BANKED IN EXCESS OF 45 DEGREES OF BANK WHEN ENTERING THE DOWNWIND LEG FOR RUNWAY 28. THE FIRST WITNESS ALSO STATED THE EXCESSIVE BANK CAUSED HIM TO STOP WHAT HE WAS DOING IN ORDER TO WATCH THE AIRCRAFT. THE WITNESS IS ALSO A FLIGHT INSTRUCTOR WHO HAD GIVEN INSTRUCTION TO THE DECEASED. OTHER WITNESS STATEMENTS WERE IDENTICAL IN DESCRIPTION. ALL REPORTED SEEING THE AIRCRAFT IN A STEEP BANKED TURN WITH THE NOSE DROPPING, ONE OF THE INDIVIDUALS, WHO HAS A PRIVATE PILOT LICENSE, STATED HE THOUGHT THE AIRCRAFT HAD STALLED. FIRST RESPONDERS ATTEMPTED TO EXTRICATE THE PILOT FROM THE WRECKAGE BUT WERE UNSUCCESSFUL. THE FIRST PERSON REACHED THE CRASH SITE, IN HIS ESTIMATION, WITHIN THIRTY SECONDS. HE STATED THAT THE PILOT WAS ALERT AND ATTEMPTING TO FREE HIMSELF FROM THE WRECKAGE. IT WAS SOON AFTER THAT THE FIRE CONSUMED THE AIRCRAFT AND ITS LONE OCCUPANT. PERSONNEL INFORMATIONTHE PILOT, AGE 63, HELD A PRIVATE PILOT LICENSE WITH AN INSTRUMENT RATING AND A CURRENT THIRD CLASS MEDICAL WITH SPECIAL AUTHORIZATION. THE PILOT WAS BEING TREATED FOR HIGH BLOOD PRESSURE, HYPOTYROID DISEASE AND TYPE II DIABETES. HIS CURRENT MEDICAL WAS CONDUCTED ON 02/23/2010. AIRCRAFT INFORMATION. THE AIRPLANE IS A PRODUCTION BUILT LIGHT SPORT, GOBOSH 700S AERO SP Z, SERIAL NUMBER AT4-004, MANUFACTURED IN 2007. AIRCRAFT MAINTENANCE, THE AIRCRAFT LOGBOOKS WERE PROVIDED BY THE OWNER. A 100 HOUR INSPECTION WAS PERFORMED THE DAY PRIOR TO THE ACCIDENT. NO ABNORMALITIES WERE NOTED. THE AIRCRAFT WAS FLOWN 1.1 HOURS PREVIOUS TO THE CRASH, THE INSTRUCTOR AND STUDENT WHO HAD FLOWN IT STATED THAT IT OPERATED NORMALLY. METERIOLOGICAL INFORMATION, THE WEATHER CONDITIONS AT KDLZ LOCATED ONE MILE WEST OF THE ACCIDENT SITE AT 1733 ZULU INDICATED WIND 250 11 GUSTING 14, VISIBILITY 10 STATUTE MILES, CLOUDS SCATTERED 3300 FEET, BROKEN 4400 AND 5000 FEET, TEMPERATURE 86 F, ALTIMETER SETTING 30.06. MEDICAL INFORMATION, THE FRANKLIN COUNTY CORONER'S OFFICE IN COLUMBUS, OHIO PERFORMED AN AUTOPSY, AND SENT THE TOXICOLOGY KITS TO OKLAHOMA CITY, OK. ON SCENE OBSERVATIONS, INSPECTORS' ^PRIVACY DATA OMITTED^ AND ^PRIVACY DATA OMITTED^ ARRIVED AT THE SCENE ON 07/28/2010 AT 1530 LOCAL TIME. THE ACCIDENT SCENE WAS LOCATED IN A SOYBEAN FIELD WHICH WAS PART OF AN AUTO PARTS WAREHOUSE LOT. THE ACCIDENT SCENE WAS LARGELY UNDISTURBED, THOUGH FIRST RESPONDERS, FIRE DEPARTMENT AND CORONER, HAD BEEN AT THE SITE PREVIOUSLY. THE DEBRIS FIELD WAS 10 YARDS LONG BY 4 YARDS WIDE. THE DEBRIS TRAVELED IN A EAST TO WEST DIRECTION. THE AIRCRAFT APPEARED TO HIT THE GROUND WITH NINETY DEGREES OF BANK, LEFT WINGTIP FIRST, LEAVING A SCAR MARK FOUR INCHES DEEP BY SIX INCHES WIDE. THE AIRCRAFT THEN TRAVELED ANOTHER TEN FEET, IT WAS THEN THE RIGHT WINGTIP STRUCK A TREE BRANCH FOURTEEN FEET HIGH SEPERATING THE LIMB FROM THE TREE AND LEAVING A DENT ON THE LEADING EDGE OF THE RIGHT WING. THIS DISSIPATED THE MAJORITY OF THE ENREGY FROM THE AIRCRAFT, IT WAS THEN THE AIRCRAFT PROPELLER HUB STRUCK THE GROUND AT A NINETY DEGREE ANGLE, SUBSEQUENTLY ROTATING THE AIRCRAFT IN AN EASTERLY DIRECTION. THE WRCKEAGE CAME TO REST FACING EAST, AND UPRIGHT, ON THE MAIN LANDING GEAR. ## The NTSB's investigation of this event (1) From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date, checked against the reported serial number, make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model. - [NTSB CEN10LA470](https://openairdocs.org/ntsb/CEN10LA470), Jul 28, 2010: Aero SP Z O O AT-4 LSA (N8549S), Delaware, OH, substantial damage, 1 fatal. Probable cause: The pilot’s failure to maintain adequate airspeed which resulted in a stall and subsequent loss of control of the airplane. From the FAA Accident/Incident Data System. Reports are matched to registry aircraft by N-number and event date, checked against the reported make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model. For accidents, the NTSB's own investigation is the fuller record. --- OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.