# Accident 19981004027919A: Piper PA34200, Teterboro, NJ, October 4, 1998 - Type: FAA accident report (Accident/Incident Data System), as reported - Date: October 4, 1998, 18:04 local time - Place: Teterboro, NJ - Airport: Teterboro - Damage: Substantial damage - Phase of flight: Roll-Out (Fixed Wing) - Operating rules: General operating rules (Part 91) - Location: 40.8501° N, 74.0608° W: Placed by OpenAirDocs at TETERBORO (TEB), within about a mile (OpenAirDocs) - Nearby events: https://openairdocs.org/map.md?lat=40.8501&lon=-74.0608&mi=10 - Aircraft: N1025U, a cancelled registration (https://openairdocs.org/deregistered/N1025U-2016-08-17) (OpenAirDocs) - Registry model: Piper PA-34-200 (registry code 7103405, https://openairdocs.org/model/piper-pa-34-200) (OpenAirDocs) - Registry engine: Lycoming I0360 series (registry code 41515, https://openairdocs.org/engine/lycoming-i0360-series) (OpenAirDocs) - Reported make and model: PIPER PA34200 - Reported engine: LYC IO360C1E6 - People aboard: 2 - Fatal injuries: 0 - Pilot flight hours: 2,250 total, 50 in this make and model, 150 in the last 90 days - NTSB investigation: [NTSB IAD99LA003](https://openairdocs.org/ntsb/IAD99LA003) (OpenAirDocs) - FAA source: FAA Aviation Safety Information Portal (https://asip.faa.gov/) - Page: https://openairdocs.org/incident/19981004027919A ## Narrative As the FAA filed it, in capitals; the FAA replaces private details with ^PRIVACY DATA OMITTED^. ACFT NOSE GEAR COLLAPSED ON LANDING AND THE ACFT STRUCK TWO TWY SIGNS. (-23)ACFT LANDED ON RUNWAY 1 ON CENTERLINE 600 FT SHY OF 3000 FT MARK. NOSE GEAR SUDDENLY COLLAPSED. PROPS STRUCK RUNWAY. PILOT TRIED TO KEEP ACFT STRAIGHT WITH RUDDER NOSE HEAVY. COULD NOT CONTROL ACFT. ACFT VEERED OFF RUNWAY, HIT TAXIWAY #5 SIGNS AND CONTINUED ON TO GRASS RESTING IN NOSE DOWN CONDITION. DAMAGE EXTENSIVE TO NOSE AREA. DAMAGE TO UNDER BELLY OF FUSELAGE. DAMAGE TO L/H NACELLE FUEL TANK DAMAGED. L/H BRAKE LINE TORN. DAMAGE TO FWD INBD L/H WING DAMAGE TO SPAR + SKINS LWR L/H WING. R/H GEAR COLLAPSED. (.4) THE AIRPLANE LANDED ON THE RUNWAY AT THE COMPLETION OF A TRAINING FLIGHT. DURING THE LANDING ROLL THE NOSE GEAR COLLAPSED. THE AIRPLANE LOST DIRECTIONAL CONTROL, DEPARTED THE LEFT SIDE OF THE RUNWAY, AND COLLIDED WITH SIGNS BEFORE COMING TO REST IN THE GRASS. EXAMINATION OF THE WRECKAGE BY AN FAA INSPECTOR REVEALED DAMAGE TO THE BUNGEE ASSEMBLY OF THE DOWN LOCK LINK ASSEMBLY, WHICH DID NOT ALLOW THE OVERCENTER LINK TO LOCK THE GEAR DOWN. IN A WRITTEN STATEMENT, THE INSPECTOR SAID,...'BUNGEE [ASSEMBLY]...FAILED AT ROD END...NOT ALLOWING OVERCENTER LINK TO LOCK GEAR DOWN. THIS WAS DUE TO PO SSIBLE HARD LANDING PRIOR TO THIS FLIGHT BENDING BUNGEE ROD [ASSEMBLY].' ## 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 IAD99LA003](https://openairdocs.org/ntsb/IAD99LA003), Oct 4, 1998: Piper PA-34 (N1025U), Teteboro, NJ, substantial damage. Probable cause: the collapse of the landing gear due to a bent gear locking mechanism for undetermined reasons. ## Other reports on N1025U (6) Matched to the same aircraft by N-number and date. - [Incident 19940414027339I](https://openairdocs.org/incident/19940414027339I), Apr 14, 1994: Piper PA34200 (N1025U), Fort Smith, AR, Minor damage. Nose gear collapsed on landing rollout. Internal leak in landing gear actuator cylinder may have been the problem. - [Incident 19910314013479I](https://openairdocs.org/incident/19910314013479I), Mar 14, 1991: Piper PA34200 (N1025U), Kansas City, MO, Minor damage. Left main landing gear and nose wheel collapsed on a touch and go landing. - [Incident 19900504014139I](https://openairdocs.org/incident/19900504014139I), May 4, 1990: Piper PA34200 (N1025U), Olathe, KS, Minor damage. Nose gear collapsed on landing rollout. Nose gear down lock had failed. - [Incident 19821228069359I](https://openairdocs.org/incident/19821228069359I), Dec 28, 1982: Piper PA34200 (N1025U), San Diego, CA, Minor damage. Student made a hard landing. Impact collapsed the nose gear. Instructor to be reexamined for his competency - [Incident 19780217007109I](https://openairdocs.org/incident/19780217007109I), Feb 17, 1978: Piper PA34200 (N1025U), San Diego, CA, Substantial damage. Nose gear collapse after landing due to failure of the nose ger mount assembly. - [Accident 19731115036659A](https://openairdocs.org/incident/19731115036659A), Nov 15, 1973: Piper PA34200 (N1025U), Santee, CA, Substantial damage. Ip cut r eng,3000 ft-ip called 2 eng go arnd drg ldg flareout- r eng did not respond. Ip cut pwr. 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.