# Accident 20130908021969A: Piper PA-31P, Doylestown, PA, September 8, 2013

- Type: FAA accident report (Accident/Incident Data System), as reported
- Date: September 8, 2013, 10:30 local time
- Place: Doylestown, PA
- Airport: Doylestown Airport
- Damage: Substantial damage
- Phase of flight: Landing: Rollout
- Operating rules: General operating rules (Part 91)
- Location: 40.3331° N, 75.1222° W: From the FAA
- Nearby events: https://openairdocs.org/map.md?lat=40.3331&lon=-75.1222&mi=10
- Aircraft: N57JK, a cancelled registration (https://openairdocs.org/deregistered/N57JK-2018-03-05) (OpenAirDocs)
- Registry model: Piper PA-31P (registry code 7103120, https://openairdocs.org/model/piper-pa-31p) (OpenAirDocs)
- Registry engine: Lycoming TIGO-541SER (registry code 41539, https://openairdocs.org/engine/lycoming-tigo-541ser) (OpenAirDocs)
- Reported make and model: PIPER PA-31P
- Reported engine: LYCOMING TIGO-541SER
- People aboard: 1
- Fatal injuries: 0
- Other injuries: 0
- Pilot certificates: Commercial pilot
- Pilot flight hours: 1,612 total, 1,100 in this make and model, 21 in the last 90 days
- NTSB investigation: [NTSB ERA13LA409](https://openairdocs.org/ntsb/ERA13LA409) (OpenAirDocs)
- FAA source: FAA Aviation Safety Information Portal (https://asip.faa.gov/)
- Page: https://openairdocs.org/incident/20130908021969A

## Narrative

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

PILOT MADE A NORMAL LANDING ON RUNWAY 5 AT DOYLESTOWN AIRPORT. (DYL). AFTER TOUCHDOWN PILOT APPLIED BRAKES. LEFT BRAKE PEDAL WENT TO FLOOR. AIRCRAFT IMMEDIATELY STARTING VEERING TO RIGHT OF CENTERLINE. PILOT ATTEMPTED TO PUMP LEFT BRAKE, IT STILL WENT FLOOR WITH NO AFFECT ON SLOWING DOWN THE AIRCRAFT.

PILOT APPLIED RIGHT BRAKE TO SLOW AIRCRAFT AND PREVENT OVER RUN OF THE RUNWAY. AIRCRAFT DEPARTED RUNWAY ON RIGHT SIDE. AIRCRAFT SPUN RIGHT , LANDING GEAR COLLAPSED, AIRCRAFT SLID ON GRASS TO A STOP. AIRCRAFT CAME TO REST ON 190 DEGREE MAGNETIC HEADING. AIRCRAFT WAS SUBSTANTIALLY DAMAGED.

## 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 ERA13LA409](https://openairdocs.org/ntsb/ERA13LA409), Sep 8, 2013: Piper PA-31P (N57JK), Doylestown, PA, substantial damage. Probable cause: A leaking parking brake valve, which allowed air to enter the left brake line and resulted in the eventual failure of the left wheel brake during the landing roll.

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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