# NTSB investigations: Amateur-built UNKNOWN ENG

NTSB aviation accident and incident investigations since 1962: the probable cause, findings, aircraft, crew, weather and docket of each, linked to the FAA registry and the FAA’s own reports.

Page 23 of 41 · 2,048 cases

## Cases, newest first

- [NTSB CHI03LA230](https://openairdocs.org/ntsb/CHI03LA230.md): Murch Rotec Rally 3 · Searcy, AR · Accident · No injuries · Limited investigation · Final report · Jul 24, 2003 · N317RE · Substantial damage
  > The frayed rudder cable that failed during the turn to final. A factor was the ditch the airplane encountered during the forced landing.
- [NTSB SEA03CA144](https://openairdocs.org/ntsb/SEA03CA144.md): WSK PZL Mielec PZL-M-18 · Burley, ID · Accident · Minor injuries · Data collection · Final report · Jul 21, 2003 · N2709Q · Substantial damage
  > The pilot's failure to remove the elevator gust lock prior to flight. Factors include the pilot's inadequate preflight.
- [NTSB CHI03LA214](https://openairdocs.org/ntsb/CHI03LA214.md): Ayres S2R-G10 · Staples, MN · Accident · No injuries · Limited investigation · Final report · Jul 17, 2003 · N3299A · Destroyed
  > The fatigue fracture of the oil jet flange resulting in a total engine failure during the aerial application.
- [NTSB CHI03IA207](https://openairdocs.org/ntsb/CHI03IA207.md): Spiker Rotorway 162F · Creve Coeur, MO · Incident · No injuries · Incident investigation · Final report · Jul 11, 2003 · N444T · Minor damage
  > The inadvertent dynamic rollover of the helicopter after the helicopter became airborne during an engine run-up.
- [NTSB DEN03LA129](https://openairdocs.org/ntsb/DEN03LA129.md): Davis Zenair Stol 701 · Aurora, CO · Accident · Minor injuries · Limited investigation · Final report · Jul 10, 2003 · N20584 · Substantial damage
  > the pilot's failure to attain adequate airspeed and establish a climb resulting in a stall/mush and collision with the ground. Contributing factors were his premature turn onto the downwind leg, and the plowed/furrowed terrain.
- [NTSB DEN03FA125](https://openairdocs.org/ntsb/DEN03FA125.md): CASA 2.111 · Cheyenne, WY · Accident · 2 fatal · Field investigation · Final report · Jul 10, 2003 · N72615 · Destroyed
  > A loss of engine power for reasons undetermined, and the pilot's failure to maintain aircraft control. Contributing factors were the unsuitable terrain on which to make a forced landing, low airspeed, the fence, automobile, and the school bus wash barn.
- [NTSB CHI03LA195](https://openairdocs.org/ntsb/CHI03LA195.md): Ruminski Ultra Pup · Richmond, IN · Accident · No injuries · Limited investigation · Final report · Jul 5, 2003 · N124TR · Substantial damage
  > The pilot failed to maintain directional control and the airplane ground looped.
- [NTSB SEA03LA202](https://openairdocs.org/ntsb/SEA03LA202.md): North American P-51D · Jerome, ID · Accident · No injuries · Limited investigation · Final report · Jul 3, 2003 · N2869D · Substantial damage
  > The malfunction of the cooling system pressure relief valve and the pilot's failure to follow procedures. An engine over temperature, a coolant leak as a result of a relief valve failure, an obstructed windshield which was covered with coolant fluid, and an…
- [NTSB MIA03LA138](https://openairdocs.org/ntsb/MIA03LA138.md): WSK PZL Mielec M-18A · Belle Glade, FL · Accident · No injuries · Limited investigation · Final report · Jul 1, 2003 · N82120 · Substantial damage
  > The inability of the pilot to maintain directional control of the airplane following a blown right main landing gear tire during the takeoff roll, resulting in the airplane rolling into soft terrain and subsequent nose over. A factor in the accident was the…
- [NTSB SEA03LA118](https://openairdocs.org/ntsb/SEA03LA118.md): Herrin Hornet · Newberg, OR · Accident · 1 fatal · Limited investigation · Final report · Jun 26, 2003 · N1424 · Substantial damage
  > Aircraft control not maintained while maneuvering for landing.
- [NTSB SEA03FA110](https://openairdocs.org/ntsb/SEA03FA110.md): Harshbarger W/Reed RV-8 · Grants Pass, OR · Accident · 1 fatal · Field investigation · Final report · Jun 20, 2003 · N863Y · Substantial damage
  > Corrosion and contamination within the fuel servo unit and the pilot's delayed turn back to the runway. Contributing factors were trees and the pilot's impairment due to prescription medication.
- [NTSB LAX03FA206](https://openairdocs.org/ntsb/LAX03FA206.md): Schleicher ASW-27B · Valyermo, CA · Accident · 1 fatal · Field investigation · Final report · Jun 19, 2003 · N271EC · Destroyed
  > The pilot's failure to maintain adequate terrain clearance altitude and his delayed remedial action by not turning away from the ridge when a lack of lift became apparent..
- [NTSB ATL03LA108](https://openairdocs.org/ntsb/ATL03LA108.md): Piper PA-32-300 · Fort Mill, SC · Accident · Minor injuries · Limited investigation · Final report · Jun 18, 2003 · N685BW · Substantial damage
  > The pilot's mismanagement of the fuel supply, which resulted in fuel starvation and the subsequent loss of engine power.
- [NTSB ATL03LA106](https://openairdocs.org/ntsb/ATL03LA106.md): Polstra Zodiac CH 601 HDS · Thomson, GA · Accident · No injuries · Limited investigation · Final report · Jun 16, 2003 · N721PT · Substantial damage
  > The total loss of engine power due to the fatigue fracture of the No. 3 cylinder intake valve, which resulted in a forced landing to rough terrain and subsequent collision with small trees and a tree stump.
- [NTSB CHI03LA162](https://openairdocs.org/ntsb/CHI03LA162.md): New Standard D-25 · West Bend, WI · Accident · No injuries · Limited investigation · Final report · Jun 13, 2003 · N930V · Substantial damage
  > The pilot's excessive braking during landing roll. Contributing factors to this accident were the pilot's lack of experience in the accident airplane.
- [NTSB MIA03FA122](https://openairdocs.org/ntsb/MIA03FA122.md): Piper PA-32R-301 · Carthage, MS · Accident · 2 fatal · Field investigation · Final report · Jun 12, 2003 · N232HC · Destroyed
  > The failure of the non-instrument rated pilot to following the in-flight weather avoidance assistance instructions offered by the controller and his continued flight into known adverse weather condition (thunderstorm), resulting in overload failure of the…
- [NTSB ATL03CA105](https://openairdocs.org/ntsb/ATL03CA105.md): Ayers RV-6A · St. Simons Isld, GA · Accident · Minor injuries · Data collection · Final report · Jun 11, 2003 · N221SA · Substantial damage
  > The pilot's inadequate preflight inspection that resulted in his failure to remove the seatbelt (flight control gust lock) from the right side flight control stick.
- [NTSB CHI03LA155](https://openairdocs.org/ntsb/CHI03LA155.md): Sesin EXEC90 · Searcy, AR · Accident · No injuries · Limited investigation · Final report · Jun 8, 2003 · N8246J · Substantial damage
  > The unqualified maintenance performed by the pilot and the inadequate autorotation by the pilot. A factor contributing to this accident was the overtemperature of the engine cooling system.
- [NTSB LAX03LA173](https://openairdocs.org/ntsb/LAX03LA173.md): Aero Vodochody L-39 · Tracy, CA · Accident · 1 fatal · Limited investigation · Final report · May 31, 2003 · N139RH · Destroyed
  > the pilot's failure to maintain adequate terrain clearance while performing low level aerobatics.
- [NTSB LAX03LA165](https://openairdocs.org/ntsb/LAX03LA165.md): PZL-Bielsko SZD-50-3 · Minden, NV · Accident · No injuries · Limited investigation · Final report · May 26, 2003 · N503HC · Substantial damage
  > The flight instructor's failure to adequately supervise the student, which resulted in the improper deployment of the spoilers by the student. A factor was the high vegetation on the landing surface.
- [NTSB NYC03LA111](https://openairdocs.org/ntsb/NYC03LA111.md): Virginia Wright Model B · Midland, VA · Accident · Serious injuries · Limited investigation · Final report · May 20, 2003 · N1911K · Substantial damage
  > The pilot's failure to maintain aircraft control.
- [NTSB SEA03LA080](https://openairdocs.org/ntsb/SEA03LA080.md): Allen SA-300 · Yakima, WA · Accident · No injuries · Limited investigation · Final report · May 9, 2003 · N147DA · Substantial damage
  > Directional control was not maintained during the landing roll. A steering spring disconnected as a result of a tailwheel shimmy was a factor.
- [NTSB FTW03LA139](https://openairdocs.org/ntsb/FTW03LA139.md): Hackney Vans RV-6A · Canton, TX · Accident · Minor injuries · Limited investigation · Final report · Apr 23, 2003 · N528DH · Substantial damage
  > The pilot's failure to maintain directional control during the landing flare/touchdown. A contributing factor was the soft terrain.
- [NTSB FTW03LA125](https://openairdocs.org/ntsb/FTW03LA125.md): CarterCopter Prototype · Olney, TX · Accident · No injuries · Limited investigation · Final report · Apr 8, 2003 · N121CC · Substantial damage
  > The pilot's failure to extend the landing gear. A factor was his diverted attention.
- [NTSB CHI03FA099](https://openairdocs.org/ntsb/CHI03FA099.md): Dassault DA-20C · St Louis, MO · Accident · Serious injuries · Field investigation · Final report · Apr 8, 2003 · N179GA · Destroyed
  > The pilot in command's improper in-flight decision not to divert to an alternate destination resulting in the exhaustion of the airplane's fuel supply, and his failure to relay his low fuel state to air traffic control in a timely manner.
- [NTSB FTW03LA115](https://openairdocs.org/ntsb/FTW03LA115.md): Cessna FA150K · Houston, TX · Accident · No injuries · Limited investigation · Final report · Mar 23, 2003 · N922SZ · Substantial damage
  > The in-flight separation of the elevator trim tab.
- [NTSB MIA03LA080](https://openairdocs.org/ntsb/MIA03LA080.md): Ditommasso-Keminski Great Lakes 2T-1A · Daytona Beach, FL · Accident · Serious injuries · Limited investigation · Final report · Mar 22, 2003 · N1980A · Substantial damage
  > The pilot's improper preflight planning/decision to perform a second flight with known deficiencies in equipment, and his failure to maintain airspeed above the airplane's stall speed while maneuvering to reverse direction to land, after the engine…
- [NTSB MIA03LA079](https://openairdocs.org/ntsb/MIA03LA079.md): Techno Avia SP-95 · Panama City, FL · Accident · 1 fatal · Limited investigation · Final report · Mar 22, 2003 · N195SF · Substantial damage
  > The pilot's attempted abrupt maneuver at a low altitude resulting in loss of control and collision with terrain before control could be regained.
- [NTSB CHI03LA083](https://openairdocs.org/ntsb/CHI03LA083.md): Nabole Steen Skybolt · Chanute, KS · Accident · No injuries · Limited investigation · Final report · Mar 15, 2003 · N75JD · Substantial damage
  > The partial loss of engine power during takeoff-initial climb for undetermined reasons. The pilot's improper decision and unsuitable terrain are contributing factors.
- [NTSB LAX03FA102](https://openairdocs.org/ntsb/LAX03FA102.md): Mitchell CH-801 · Nicholas, CA · Accident · 2 fatal · Field investigation · Final report · Feb 28, 2003 · N235RJ · Destroyed
  > an in-flight structural failure due to the pilot exceeding the design limitations of the airplane. Drug impairment was a factor.
- [NTSB LAX03LA092](https://openairdocs.org/ntsb/LAX03LA092.md): Everett BD-10 · Dana Point, CA · Accident · 1 fatal · Limited investigation · Final report · Feb 22, 2003 · N7FF · Destroyed
  > in-flight breakup of the experimental airplane for undetermined reasons.
- [NTSB IAD03LA033](https://openairdocs.org/ntsb/IAD03LA033.md): Rotorway Exec 162F · Westford, MA · Accident · Serious injuries · Limited investigation · Final report · Feb 15, 2003 · N241WC · Substantial damage
  > The inflight loss of control due to the loss of tail rotor effectiveness.
- [NTSB SEA03LA039](https://openairdocs.org/ntsb/SEA03LA039.md): Kesterson Nieuport 11 · Independence, OR · Accident · No injuries · Limited investigation · Final report · Feb 13, 2003 · N110DK · Substantial damage
  > Aircraft control not maintained during takeoff. Factors include soft/muddy terrain.
- [NTSB MIA03FA046](https://openairdocs.org/ntsb/MIA03FA046.md): Cessna M337B (O-2A) · Fernandina Bch, FL · Accident · 4 fatal · Field investigation · Final report · Jan 26, 2003 · N52513 · Destroyed
  > The pilot's failure to maintain airspeed while maneuvering at low altitude, which resulted in an inadvertent stall and subsequent collision with the ocean.
- [NTSB MIA03LA047](https://openairdocs.org/ntsb/MIA03LA047.md): Fairchild Hiller FH-1100 · Fort Myers, FL · Accident · Minor injuries · Limited investigation · Final report · Jan 24, 2003 · N543FH · Substantial damage
  > The pilot's inadequate preflight/preparation and his in-flight planning/decision which resulted in fuel exhaustion and the loss of engine power.
- [NTSB MIA03LA045](https://openairdocs.org/ntsb/MIA03LA045.md): Bornhofen Twinjet 1500 · Melbourne, FL · Accident · 1 fatal · Limited investigation · Final report · Jan 24, 2003 · N750TJ · Destroyed
  > the pilot-in-command failed to obtain sufficient altitude to clear obstacles at the approach end of the airport which resulted in an in-flight collision with trees.
- [NTSB LAX03FA072](https://openairdocs.org/ntsb/LAX03FA072.md): Cirrus Design SR 20 · San Jose, CA · Accident · 1 fatal · Field investigation · Final report · Jan 24, 2003 · N893MK · Destroyed
  > The pilot's failure to maintain the course for the published approach procedure due to his diverted attention. The distraction responsible for the pilot's diverted attention was the erroneous frequency assignment provided by ATC and the resultant task…
- [NTSB ATL03LA037](https://openairdocs.org/ntsb/ATL03LA037.md): Long 2000 · Brewton, AL · Accident · 1 fatal · Limited investigation · Final report · Jan 24, 2003 · N8YF · Substantial damage
  > The pilot's improper use of flight controls (cyclic and collective) and failure to maintain rotor RPM while maneuvering that resulted in the separation of the tailboom assembly.
- [NTSB DEN03FA034](https://openairdocs.org/ntsb/DEN03FA034.md): Yakovlev YAK 52 · Midway, UT · Accident · 2 fatal · Field investigation · Final report · Jan 16, 2003 · N2256J · Destroyed
  > The malfunction of the elevator control as a result of a jammed elevator control bell crank, rendering control of the airplane impossible. A contributing factor was the foreign object (nut) damage.
- [NTSB ATL03LA033](https://openairdocs.org/ntsb/ATL03LA033.md): Shaw Atlantica 235FG · Melbourne, FL · Accident · Minor injuries · Limited investigation · Final report · Jan 10, 2003 · N235BW · Substantial damage
  > The pilot's inadvertent liftoff and his failure to maintain airspeed which resulted in a stall.
- [NTSB ATL03LA026](https://openairdocs.org/ntsb/ATL03LA026.md): Preceptor Ultra pup · Smithville, TN · Accident · No injuries · Limited investigation · Final report · Dec 22, 2002 · N5178D · Substantial damage
  > The pilot's inadequate preflight fuel planning of fuel resulted in fuel starvation, the total loss of engine power and the subsequent forced landing.
- [NTSB LAX03LA041](https://openairdocs.org/ntsb/LAX03LA041.md): Clyde K Carrier Team 1400Z · Woodland, CA · Accident · Serious injuries · Limited investigation · Final report · Nov 27, 2002 · N9190U · Substantial damage
  > the builder/pilot's improper modification of wing fuel caps resulting in the failure of the vent system to adequately compensate for the pressure differential between the fuel tank and the external low pressure area of the wing. This led to the partial loss…
- [NTSB SEA03LA011](https://openairdocs.org/ntsb/SEA03LA011.md): Peterson Dragonfly · Mulino, OR · Accident · Serious injuries · Limited investigation · Final report · Nov 23, 2002 · N2448 · Substantial damage
  > Fuel starvation of the engine while in cruise flight due to the owner/builder's alteration of the fuel system from that shown in the aircrafts plans. Factors include very rough terrain in the area where the pilot found it necessary to make his forced landing.
- [NTSB LAX03LA036](https://openairdocs.org/ntsb/LAX03LA036.md): Asmus Exec 162F · Monterey, CA · Accident · No injuries · Limited investigation · Final report · Nov 21, 2002 · N162LC · Substantial damage
  > The loss of engine power for undetermined reasons. A factor in the accident was the pilot's failure to maintain aircraft control during the forced landing.
- [NTSB FTW03LA058](https://openairdocs.org/ntsb/FTW03LA058.md): Ramsay Lancair IV-P · Bulverde, TX · Accident · No injuries · Limited investigation · Final report · Nov 21, 2002 · N222MR · Substantial damage
  > The pilot's misjudgment of speed and distance.
- [NTSB SEA03LA007](https://openairdocs.org/ntsb/SEA03LA007.md): Riddell IV-P · Bozeman, MT · Accident · 1 fatal · Limited investigation · Final report · Nov 5, 2002 · N41RJ · Destroyed
  > The loss of power for undetermined reason(s) and the pilot's failure to maintain the aircraft's flying speed above the power off stall speed in the landing configuration.
- [NTSB CHI03LA012](https://openairdocs.org/ntsb/CHI03LA012.md): Mork Kitfox III · Evansville, WI · Accident · No injuries · Limited investigation · Final report · Oct 27, 2002 · N192MB · Substantial damage
  > The loss of power for undetermined reasons. A contributing factor is the unsuitable terrain.
- [NTSB ATL03FA009](https://openairdocs.org/ntsb/ATL03FA009.md): Beechcraft A60 · Jesup, GA · Accident · 2 fatal · Field investigation · Final report · Oct 24, 2002 · N73CR · Destroyed
  > The loss of power in one engine and the loss of control for undetermined reasons.
- [NTSB IAD03IA017](https://openairdocs.org/ntsb/IAD03IA017.md): Craig N. Moen RV-8 · Leesburg, VA · Incident · No injuries · Incident investigation · Final report · Oct 22, 2002 · N184CM · No damage
  > A low-stress, high-cycle fatigue fracture of the right ignition timing rotor.
- [NTSB LAX03LA011](https://openairdocs.org/ntsb/LAX03LA011.md): Rotorway 162F · Tucson, AZ · Accident · No injuries · Limited investigation · Final report · Oct 19, 2002 · N162AZ · Destroyed
  > the failure of the secondary drive shaft.

Next page: https://openairdocs.org/ntsb.md?engine=99999&page=24

## The whole list in SQL

Runs in DuckDB 1.2 or later on the release's Parquet files over HTTPS:

```sql
SELECT c."ntsbNumber", c."eventDate", c."eventType", c."eventCity", c."eventStateOrRegion", a.n_number, a."aircraftMake", a."aircraftModel", c."highestInjuryLevel", c."totalFatal", c."completionStatus", c.report_url
FROM 'https://openairdocs.org/data/latest/ntsb_case_detail.parquet' c LEFT JOIN 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' a ON a.case_mkey = c."mKey" AND a.position = 1
WHERE c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('99999'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?engine=99999&page=23

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