# Accident 19980519010309A: Stemme S10, Plymouth, WI, May 19, 1998

- Type: FAA accident report (Accident/Incident Data System), as reported
- Date: May 19, 1998, 14:45 local time
- Place: Plymouth, WI
- Damage: Substantial damage
- Phase of flight: Low Level Operations
- Operating rules: General operating rules (Part 91)
- Location: 43.7398° N, 87.9697° W: From the FAA, an estimate near the named town, within about 3 miles
- Nearby events: https://openairdocs.org/map.md?lat=43.7398&lon=-87.9697&mi=10
- Aircraft: N97MT, registered now (https://openairdocs.org/aircraft/N97MT) (OpenAirDocs)
- Registry model: Stemme S10-V (registry code 1130871, https://openairdocs.org/model/stemme-s10-v) (OpenAirDocs)
- Registry engine: NONE (registry code 00000, https://openairdocs.org/engine/none) (OpenAirDocs)
- Reported make and model: STEMME S10
- Reported engine: LIMBAH L2400EB1
- People aboard: 2
- Fatal injuries: 0
- Pilot flight hours: 40 in the last 90 days
- NTSB investigation: [NTSB CHI98LA171](https://openairdocs.org/ntsb/CHI98LA171) (OpenAirDocs)
- FAA source: FAA Aviation Safety Information Portal (https://asip.faa.gov/)
- Page: https://openairdocs.org/incident/19980519010309A

## Narrative

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

ACFT EXPER ENGINE PROBLEMS AND MADE AN EMERG LANDING IN A PLOWED FIELD, FUSELAGE BROKE BEHIND THE ENGINE, (.4)AT AN ALTITUDE OF 1000 FEET ABOVE GROUND LEVEL (AGL) THE PILOT STARTED THE TRANSITION BETWEEN SOARING MODE AND POWERED FLIGHT MODE.  WHEN COMPLETED THE PILOT OBSERVED THAT THROTTLE MOVEMENTS DID NOT PRODUCE POWER CHANGES.  THE PILOT SAID HE PICKED A FIELD FOR AN OFF-AIRPORT LANDING AND INITIATED A NORMAL GLIDING APPROACH TO THE FIELD.  BETWEEN 100 AND 150 FEET OF THE OFF-FIELD LANDING SITE THE PILOT DECIDED TO TURN INTO THE WIND, WHICH WAS AT A 45-DEGREE CROSSWIND, AND THE LEFT WING TIP CONTACTED THE GROUND IN A 20-DEGREE BANK. THE AIRCRAFT HAS A 75.5' WING SPAN. POST ACCIDENT INVESTIGATION SHOWED THAT THERE WAS USABLE FUEL IN BOTH OF THE WING TANKS.  THE ENGINE AND THE DRIVE TRAIN WERE UNDAMAGED FROM THE ACCIDENT. A TEST RUN OF THE ENGINE SHOWED THAT THE ENGINE STARTED, WITHOUT HESITATION, AND THROTTLE RESPONSE WAS DETERMINED TO BE NORMAL.  ENGINE CONTROLS AND INDICATIONS APPEARED TO BE IN THE NORMAL OPERATION LIMITS.  NO OTHER DISCREPANCIES WERE FOUND.   (-23) PILOT SHUT DOWN ENGINE TO "FREE GLIDE".  HAD INSUFFICENT ALTITUDE TO                                             RETURN TO AIRPORT. RESTART ATTEMPT OF ENGINE WAS UNSUCCESSFUL.  PICKED AN OPEN FIELD TO LAND.  ON TURN TO FINAL LEFT WING STRUCK GROUND CAUSING GLIDER TO STRIKE FIELD HARD.  FUSELAGE OF AIRCRAFT SEVERED, EXTENSIVE PROP, NOSE & CANOPY DAMAGE.  MINOR WING TIP DAMAGE.

## 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 CHI98LA171](https://openairdocs.org/ntsb/CHI98LA171), May 19, 1998: Stemme S10V (N97MT), Plymouth, WI, substantial damage. Probable cause: the improper in-flight decision of the pilot in command to initiate a turn at a close proximity to the ground. Factors to the accident were the starting procedures not being followed and the…

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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