# Accident 19980804019499A: Piper PA18150, Rosemount, MN, August 4, 1998 - Type: FAA accident report (Accident/Incident Data System), as reported - Date: August 4, 1998, 19:13 local time - Place: Rosemount, MN - Damage: Destroyed - Phase of flight: To Init Climb(1st Pwr Reduct) - Operating rules: General operating rules (Part 91) - Location: 44.7391° N, 93.0692° W: From the FAA, an estimate near the named town, within about 3 miles - Nearby events: https://openairdocs.org/map.md?lat=44.7391&lon=-93.0692&mi=10 - Aircraft: N9396D, registered now (https://openairdocs.org/aircraft/N9396D) (OpenAirDocs) - Registry model: Piper PA-18-150 (registry code 7101828, https://openairdocs.org/model/piper-pa-18-150) (OpenAirDocs) - Registry engine: Lycoming 0-320 series (registry code 41508, https://openairdocs.org/engine/lycoming-0-320-series) (OpenAirDocs) - Reported make and model: PIPER PA18150 - Reported engine: LYC O320A2A - People aboard: 2 - Fatal injuries: 2 - Pilot flight hours: 117 total, 10 in this make and model, 22 in the last 90 days - NTSB investigation: [NTSB CHI98FA300](https://openairdocs.org/ntsb/CHI98FA300) (OpenAirDocs) - FAA source: FAA Aviation Safety Information Portal (https://asip.faa.gov/) - Page: https://openairdocs.org/incident/19980804019499A ## Narrative As the FAA filed it, in capitals; the FAA replaces private details with ^PRIVACY DATA OMITTED^. (.19) HISTORY OF FLIGHT: ON AUGUST 4, 1998, AT 1925 CENTRAL DAYLIGHT TIME, A PIPER PA-18-150, N9396D, WAS DESTROYED WHEN IT IMPACTED THE GROUND ABOUT 1/3 MILE FROM THE DEPARTURE END OF RUNWAY 27 AT JENSEN AIRFIELD, ROSEMOUNT, MINNESOTA. THE PRIVATE PILOT, PILOT IN COMMAND, AND THE SECOND PILOT RECEIVED FATAL INJURIES. THE 14 CFR PART 91 FLIGHT WAS CONDUCTING TOUCH AND GOES FROM THE PRIVATE GRASS AIRFIELD. VISUAL METEOROLOGICAL CONDITIONS PREVAILED AT THE TIME AND NO FLIGHT PLAN HAD BEEN FILED. WITNESSES REPORTED THAT THE PILOT AND SECOND PILOT WERE PRACTICING TOUCH AND GOES AT JENSEN AIRFIELD FOR APPROXIMATELY 30 MINUTES PRIOR TO THE ACCIDENT. A WITNESS REPORTED THAT HE OBSERVED THE PA-18-150 CLIMBING OUT FROM RUNWAY 27 AT ABOUT 300 TO 500 FEET AGL. HE REPORTED THAT THE PA-18-150 APPEARED TO DO A WING ROCK TO THE RIGHT, AND THEN THE AIRPLANE'S WINGS LEVELED MOMENTARILY. THEN THE LEFT WING AND NOSE DROPPED TO THE LEFT AND THE AIRPLANE WENT STRAIGHT DOWN. THE WITNESS REPORTED THAT AIRPLANE WHIPPED OVER FAST, LIKE A SNAP ROLL. THE WITNESS REPORTED THAT THE AIRPLANE WENT STRAIGHT DOWN, ALTHOUGH HE DID NOT SEE THE IMPACT DUE TO TREES. (-23) THE AIRCRAFT DEPARTED WEST AND WAS CLIMBING THROUGH 300' TO 500' AGL AND ACKNOWLEDGING THE WITNESS AIRCRAFT THAT WAS INITIATING AN UPWIND ENTRY WITH A PRE-ARRANGED SIGNAL BY ROCKING THE PIPER'S WINGS. UPON ROCKING TO THE LEFT, THE AIRCRAFT APPEARED TO STALL, SNAPPED 90 DEGREES TO THE LEFT IN A NOSE DOWN ATTITUDE AND DISAPPEARED BEHIND A TREE LINE AND IMPACTED THE TERRAIN. ## 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 CHI98FA300](https://openairdocs.org/ntsb/CHI98FA300), Aug 5, 1998: Piper PA-18-150 (N9396D), Rosemount, MN, destroyed, 2 fatal. Probable cause: The loss of engine power due to water-contaminated fuel and the pilot's failure to maintain adequate airspeed which resulted in a stall. ## Other reports on N9396D (4) Matched to the same aircraft by N-number and date. - [Incident 19950618026949I](https://openairdocs.org/incident/19950618026949I), Jun 18, 1995: Piper PA23250 (N9396D), Jackson, MI, Minor damage. Struck a deer on landing. Dented wing. - [Incident 19820819047759I](https://openairdocs.org/incident/19820819047759I), Aug 19, 1982: Piper PA18150 (N9396D), Bassett, NE, Minor damage. Landed on a road to check crops. Wing hit bush taxiing for takeoff. Veered into a ditch. - [Incident 19781102023529I](https://openairdocs.org/incident/19781102023529I), Nov 2, 1978: Piper PA18 (N9396D), Elgin, NE, Minor damage. Wing struck construction equipment due to loss of left brake. Brake pedal was bent, restricting travel. - [Accident 19770425009779A](https://openairdocs.org/incident/19770425009779A), Apr 25, 1977: Piper PA18150 (N9396D), Bassett, NE, Substantial damage 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.