# Accident 20100720055799A: Aeronca 11AC, Randolph, NY, July 20, 2010

- Type: FAA accident report (Accident/Incident Data System), as reported
- Date: July 20, 2010, 09:30 local time
- Place: Randolph, NY
- Airport: Randolph
- Damage: Substantial damage
- Phase of flight: Takeoff: Departure Roll
- Operating rules: General operating rules (Part 91)
- Location: 42.1542° N, 79.0164° W: From the FAA
- Nearby events: https://openairdocs.org/map.md?lat=42.1542&lon=-79.0164&mi=10
- Aircraft: N9120E, a cancelled registration (https://openairdocs.org/deregistered/N9120E-2018-09-14) (OpenAirDocs)
- Registry model: Aeronca 11AC (registry code 0191102, https://openairdocs.org/model/aeronca-11ac) (OpenAirDocs)
- Registry engine: Continental A&C65 series (registry code 17003, https://openairdocs.org/engine/continental-a-c65-series) (OpenAirDocs)
- Reported make and model: AERONCA 11AC
- Reported engine: CONT MOTOR AC65
- People aboard: 2
- Fatal injuries: 0
- Other injuries: 1
- Pilot certificates: Airline transport, flight instructor
- Pilot flight hours: 27,500 total, 200 in this make and model, 40 in the last 90 days
- NTSB investigation: [NTSB ERA11CA163](https://openairdocs.org/ntsb/ERA11CA163) (OpenAirDocs)
- FAA source: FAA Aviation Safety Information Portal (https://asip.faa.gov/)
- Page: https://openairdocs.org/incident/20100720055799A

## Narrative

As the FAA filed it, in capitals; the FAA replaces private details with ^PRIVACY DATA OMITTED^.

ON JULY 20, 2010 THE STUDENT PILOT, ^PRIVACY DATA OMITTED^ CONDUCTED A PREFLIGHT INSPECTION OF AERONCA CHIEF, N-9120E.  THERE WERE NO MECHANICAL IRREGULARITIES NOTED DURING THAT INSPECTION.THE PIC AND FLIGHT INSTRUCTOR FOR THAT FLIGHT, ^PRIVACY DATA OMITTED^ ARRIVED SHORTLY PRIOR TO TAKEOFF AND JOINED ^PRIVACY DATA OMITTED^.  A WEIGHT AND BALANCE WAS NOT ACCOMPLISHED AND AIRCRAFT PERFORMANCE WAS NOT EVALUATED.  THE AIRCRAFT WAS TAXIED WITHOUT INCIDENT TO THE TAKEOFF AREA OF RANDOLPH AIRPORT (D85) IN RANDOLPH, NY AND A NORMAL RUNUP WAS ACCOMPLISHED.  THE AIRCRAFT WAS ESTABLISHED FOR DEPARTURE TO THE WEST ON RUNWAY 28.THE STUDENT PILOT, ^PRIVACY DATA OMITTED^ WAS PERFORMING THE TAKEOFF WHEN DURING THE TAKEOFF ROLL WITH THE TAILWHEEL STILL ON THE GROUND THE AIRCRAFT BEGAN TO YAW TO THE RIGHT ONE OR TWO DEGREES.  THE PIC, ^PRIVACY DATA OMITTED^ STATED THAT HE HAD THE FLIGHT CONTROLS AND TOOK CONTROL OF THE AIRCRAFT.  THE AIRCRAFT CONTINUED TO ACCELERATE AND TURN MORE TO THE RIGHT TOWARD THE HOUSE OF AIRPORT OWNER, ^PRIVACY DATA OMITTED^.  AS IT BECAME OBVIOUS TO ^PRIVACY DATA OMITTED^ THAT THE AIRCRAFT WOULD COLLIDE WITH A LARGE PROPANE TANK IN THE BACKYARD OF THE HOUSE HE PULLED THE THROTTLE TO IDLE.  THE AIRCRAFT IMPACTED THE SOUTHWEST CORNER OF THE HOUSE WITH THE RIGHT WING AND WAS SPUN HARD TO THE RIGHT CAUSING THE LEFT WING TO HIT THE SUPPORT BETWEEN THE TWO GARAGE DOORS.  THE AIRCRAFT SUFFERED SUBSTANTIAL DAMAGE TO THE LEFT WING, HAVING BROKEN BOTH FORE AND AFT SPARS.  THE HOUSE SUFFERED DAMAGE TO THE GUTTER SYSTEM AND GARAGE DOOR SYSTEM.AFTER THE AIRCRAFT CAME TO REST AND AIRCRAFT OCCUPANTS GOT OUT OF THE AIRCRAFT THE STUDENT PILOT WAS INSTRUCTED THAT THIS EVENT DID NOT NEED TO BE REPORTED TO ANYONE.  AT THAT TIME THE PIC AND FLIGHT INSTRUCTOR, ^PRIVACY DATA OMITTED^, GOT BACK IN HIS AIRPLANE AND DEPARTED THE AIRPORT.UPON INVESTIGATION BY THE FAA IT WAS DETERMINED BY WEIGHTS GIVEN THAT THE AIRCRAFT WAS OPERATED 144 POUNDS (12 PERCENT) OVER MAXIMUM GROSS WEIGHT.  IT WAS DETERMINED THAT THE AIRCRAFT WAS OPERATED WITHIN THE ALLOWABLE CENTER OF GRAVITY RANGE.AS OF THE DATE OF THIS REPORT THE PIC, ^PRIVACY DATA OMITTED^HAS REFUSED TO CONTACT THE FAA REGARDING INVESTIGATION OF THIS ACCIDENT.

## 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 ERA11CA163](https://openairdocs.org/ntsb/ERA11CA163), Jul 20, 2010: Aeronca 11AC (N9120E), Randolph, NY, substantial damage. Probable cause: The certified flight instructor's delayed response to the student pilot's loss of directional control during takeoff, which resulted in a runway excursion and collision with a building.

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.

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