# Accident 20100825043429A: Cessna 172S, Frederick, MD, August 25, 2010

- Type: FAA accident report (Accident/Incident Data System), as reported
- Date: August 25, 2010, 12:00 local time
- Place: Frederick, MD
- Airport: Frederick Municipal
- Damage: Substantial damage
- Phase of flight: Landing: Touchdown
- Operating rules: General operating rules (Part 91)
- Location: 39.4175° N, 77.3742° W: From the FAA
- Nearby events: https://openairdocs.org/map.md?lat=39.4175&lon=-77.3742&mi=10
- Aircraft: N387AF, registered now (https://openairdocs.org/aircraft/N387AF) (OpenAirDocs)
- Registry model: Cessna 172S (registry code 2072439, https://openairdocs.org/model/cessna-172s) (OpenAirDocs)
- Registry engine: Lycoming IO-360-L2A (registry code 41597, https://openairdocs.org/engine/lycoming-io-360-l2a) (OpenAirDocs)
- Reported make and model: CESSNA 172S
- Reported engine: LYCOMING IO-360-L2A
- People aboard: 0
- Fatal injuries: 0
- Other injuries: 0
- Pilot flight hours: 0 total, 0 in this make and model, 0 in the last 90 days
- NTSB investigation: [NTSB ERA10CA468](https://openairdocs.org/ntsb/ERA10CA468) (OpenAirDocs)
- FAA source: FAA Aviation Safety Information Portal (https://asip.faa.gov/)
- Page: https://openairdocs.org/incident/20100825043429A

## Narrative

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

RECEIVED PHONE CALL FROM SCHOOL MAINTENANCE MECHANIC CONCERNING A DAMAGED FIREWALL ON THIS AIRCRAFT. WENT TO SCHOOL ON 09/01/10 TO INSPECT DAMAGE. FIREWALL WAS WRINKLED IN A FEW PLACES. THE LOWER HALF OF THE FIREWALL WILL HAVE TO BE REPLACED. THE PROP AND ENGINE WERE NOT DAMAGED.  THIS IS A FLIGHT SCHOOL AIRCRAFT. THE AIRCRAFT WAS COMING IN FOR A  PHASE III INSPECTION AND THIS WAS FOUND WHEN THE COWLING WAS REMOVED TO START THE INSPECTION. THIS AIRCRAFT HAD A PHASE II INSPECTION AND THERE WAS NO DAMAGED NOTED AT THAT INSPECTION. NO ONE HAD REPORTED A HARD LANDING IN THE PREVIOUS 50 HOURS SO IT WAS NOT KNOWN WHEN THIS COULD HAVE OCCURRED. TACH TIME NOW 1469.4.

## 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 ERA10CA468](https://openairdocs.org/ntsb/ERA10CA468), Aug 25, 2010: Cessna 172S (N387AF), Frederick, MD, substantial damage. Probable cause: Undetermined.

## Other reports on N387AF (2)

Matched to the same aircraft by N-number and date.

- [Accident 20260623009499A](https://openairdocs.org/incident/20260623009499A), Jun 23, 2026: Cessna 172S (N387AF), Willard, UT, Destroyed, 1 fatal. During a VFR cross-country solo flight at night as an incorporation of part 61 training for a commercial pilots certificate, the private and instrument rated…
- [Accident 20120617013559A](https://openairdocs.org/incident/20120617013559A), Jun 17, 2012: Cessna 172S (N387AF), Frederick, MD, Substantial damage. Pilot was practicing touch and go's at fdk rwy 23. Aircraft made hard landing, causing structural damage to the aircraft.

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.