# NTSB investigations, 1999, MN

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.

## Latest cases

- [NTSB CHI00LA053](https://openairdocs.org/ntsb/CHI00LA053.md): Piper PA-34-220T · Alexandria, MN · Accident · No injuries · Limited investigation · Final report · Dec 23, 1999 · N8417A · Substantial damage
  > The pilot's inadequate inflight decision to continue flight into icing conditions. An additional cause was the directional control not maintained by the pilot. Contributing factors were the viewable area of the aircraft's heated windshield panel, in-flight…
- [NTSB CHI00LA041](https://openairdocs.org/ntsb/CHI00LA041.md): Piper PA-28-180 · Mankato, MN · Accident · Minor injuries · Limited investigation · Final report · Dec 13, 1999 · N41910 · Substantial damage
  > the pilots failure to maintain a proper glidepath. Factors were the dark night and the pilots lack of recent night flying experience.
- [NTSB CHI00FA020](https://openairdocs.org/ntsb/CHI00FA020.md): Bell 206B · Cottage Grove, MN · Accident · 2 fatal · Field investigation · Final report · Nov 1, 1999 · N565KS · Destroyed
  > Undetermined.
- [NTSB CHI00LA010](https://openairdocs.org/ntsb/CHI00LA010.md): Cessna 172G · Cambridge, MN · Accident · No injuries · Limited investigation · Final report · Oct 15, 1999 · N4621L · Substantial damage
  > the fractured main landing gear due to the improper maintenance by an unknown person(s) and the inadequate annual inspection by an unqualified person.
- [NTSB CHI99LA353](https://openairdocs.org/ntsb/CHI99LA353.md): Luscombe 8A · Gran Marais, MN · Accident · Minor injuries · Limited investigation · Final report · Sep 26, 1999 · N65353 · Substantial damage
  > the downwind turn, stall, mush, due to the pilot's decision to turn and failure to maintain flying speed.
- [NTSB CHI99LA331](https://openairdocs.org/ntsb/CHI99LA331.md): Champion 7ECA · Forest Lake, MN · Accident · Minor injuries · Limited investigation · Final report · Sep 6, 1999 · N9549S · Substantial damage
  > the pilot's misjudging the proper glidepath, and his not maintaining airspeed. Factors were the pilot's lack of recent experience, the airplane's inadvertent stall, and the fence.
- [NTSB CHI99LA315](https://openairdocs.org/ntsb/CHI99LA315.md): Piper PA-24-180 · Eden Prairie, MN · Accident · No injuries · Limited investigation · Final report · Aug 30, 1999 · N6606P · Substantial damage
  > the failure of the pilot to follow the landing checklist and his failure to extend the landing gear.
- [NTSB CHI99LA317](https://openairdocs.org/ntsb/CHI99LA317.md): Ayres S-2R · Brooten, MN · Accident · No injuries · Limited investigation · Final report · Aug 28, 1999 · N8417V · Substantial damage
  > the compressor impeller failure and the unsuitable terrain for landing encountered by the pilot.
- [NTSB CHI99LA301](https://openairdocs.org/ntsb/CHI99LA301.md): Piper PA-28-151 · Red Wing, MN · Accident · No injuries · Limited investigation · Final report · Aug 14, 1999 · N32840 · Substantial damage
  > Directional control not being maintained by the pilot. A factor to the accident was the ditch.
- [NTSB CHI99LA265](https://openairdocs.org/ntsb/CHI99LA265.md): Cessna 310N · Eden Prairie, MN · Accident · No injuries · Limited investigation · Final report · Jul 31, 1999 · N310DE · Substantial damage
  > maintenance personnel installed washers which were not large enough in diameter to prevent the retraction/extension scissors links from separating from each other.
- [NTSB CHI99FA264](https://openairdocs.org/ntsb/CHI99FA264.md): Beech C23 · Detroit Lakes, MN · Accident · 1 fatal · Field investigation · Final report · Jul 29, 1999 · N6996R · Destroyed
  > Aircraft control not obtained/maintained by the pilot. A factor to the accident was the pilot's impairment due to drugs.
- [NTSB CHI99LA254](https://openairdocs.org/ntsb/CHI99LA254.md): Beech G18S · Minneapolis, MN · Accident · No injuries · Limited investigation · Final report · Jul 23, 1999 · N621KE · Substantial damage
  > the premature gear retraction and proper runway alignment not maintained during takeoff by the pilot. An additional cause was the proper descent rate not maintained by the pilot. Contributing factors were the carburetor icing conditions
- [NTSB CHI99LA261](https://openairdocs.org/ntsb/CHI99LA261.md): Hodre-Buull-Kolb Mark III · Plymouth, MN · Accident · Serious injuries · Limited investigation · Final report · Jul 21, 1999 · N93JL · Destroyed
  > The failure of the airplane's rudder control pulley due to corrosion and inadequate maintenance inspection of the airplane by the owner/pilot mechanic of the airplane.
- [NTSB CHI99LA243](https://openairdocs.org/ntsb/CHI99LA243.md): Mooney M20F · Marshall, MN · Accident · Minor injuries · Limited investigation · Final report · Jul 19, 1999 · N7141V · Substantial damage
  > the inadvertent stall and the checklist not followed by the pilot. Contributing factors were the baggage door not secured and the precautionary landing attempt by the pilot.
- [NTSB CHI99LA259](https://openairdocs.org/ntsb/CHI99LA259.md): Cessna 180 · Tower, MN · Accident · No injuries · Limited investigation · Final report · Jul 18, 1999 · N4636B · Substantial damage
  > failure of the operator of the boat to maintain clearance with the floatplane.
- [NTSB CHI99LA235](https://openairdocs.org/ntsb/CHI99LA235.md): Piper J-3C · Maple Lake, MN · Accident · Serious injuries · Limited investigation · Final report · Jul 17, 1999 · N88593 · Substantial damage
  > The pilot's inadequate preflight planning that resulted in exceeding the maximum gross weight of the airplane and the subsequent inadvertent aerodynamic stall.
- [NTSB CHI99LA241](https://openairdocs.org/ntsb/CHI99LA241.md): Taylorcraft BC12-D · Aitkin, MN · Accident · No injuries · Limited investigation · Final report · Jul 13, 1999 · N96884 · Substantial damage
  > the right spring in the tailwheel assembly's separation. Factors were the fatigue in the landing gear, the maintenance personnel not identifying the fatigue during the annual inspection, and the right main gear's separation.
- [NTSB CHI99LA234](https://openairdocs.org/ntsb/CHI99LA234.md): Grimm SEA Hawker · Princeton, MN · Accident · Serious injuries · Limited investigation · Final report · Jul 13, 1999 · N188AK · Destroyed
  > The erratic aileron control response for undetermined reasons. A factor was the tree.
- [NTSB CHI99LA224](https://openairdocs.org/ntsb/CHI99LA224.md): Cessna 172N · Faribault, MN · Accident · No injuries · Limited investigation · Final report · Jul 11, 1999 · N4886G · Substantial damage
  > the pilot's failure to maintain directional control of the airplane during the takeoff ground run.
- [NTSB CHI99FA223](https://openairdocs.org/ntsb/CHI99FA223.md): Piper PA-24-250 · Fertile, MN · Accident · 2 fatal · Field investigation · Final report · Jul 9, 1999 · N7314P · Destroyed
  > the inadvertent stall. Factors relating to this accident were the instructor pilot maneuvering the airplane at very low altitude and the trees.
- [NTSB CHI99LA216](https://openairdocs.org/ntsb/CHI99LA216.md): Gulfstream-Schweizer G-164B · Fisher, MN · Accident · No injuries · Limited investigation · Final report · Jul 6, 1999 · N8029K · Substantial damage
  > the pilot's failure to maintain clearance from the crop during an aerial application spray run.
- [NTSB CHI99LA209](https://openairdocs.org/ntsb/CHI99LA209.md): Cessna 180A · White Bear Lake, MN · Accident · No injuries · Limited investigation · Final report · Jul 5, 1999 · N9780B · Substantial damage
  > the pilot's inability to get the airplane to climb for undetermined reason, and the pilot landing the floatplane on the lake with the wheels extended. Factors contributing to this accident were the pilot's failure to perform a before landing checklist,…
- [NTSB CHI99FA213](https://openairdocs.org/ntsb/CHI99FA213.md): Larson Smith Miniplane DSA-1 · Blackduck, MN · Accident · 1 fatal · Field investigation · Final report · Jul 4, 1999 · N535Y · Substantial damage
  > Aircraft control not being maintained by the pilot. Factors to the accident were the aerobatic maneuvers being flown by the pilot and the encountered spiral.
- [NTSB CHI99LA188](https://openairdocs.org/ntsb/CHI99LA188.md): Cessna 172N · Cloquet, MN · Accident · No injuries · Limited investigation · Final report · Jun 17, 1999 · N9419E · Destroyed
  > a fire which initiated from an undetermined origin.
- [NTSB CHI99LA171](https://openairdocs.org/ntsb/CHI99LA171.md): Bell 47G-3B-1 · Austin, MN · Accident · No injuries · Limited investigation · Final report · Jun 13, 1999 · N64292 · Substantial damage
  > The loss of engine power for an undetermined reason. Factors associated with the accident were the low altitude of the helicopter, which precluded an emergency autorotation, and the crop field.
- [NTSB CHI99GA185](https://openairdocs.org/ntsb/CHI99GA185.md): Piper PA-18-150 · Baudette, MN · Accident · 2 fatal · Final report · Jun 11, 1999 · N305NR · Destroyed
  > the pilot inadvertently stalled the airplane. A factor was the low altitude.
- [NTSB CHI99LA156](https://openairdocs.org/ntsb/CHI99LA156.md): Beech 99A · Bemidji, MN · Accident · No injuries · Limited investigation · Final report · May 17, 1999 · N133BA · Substantial damage
  > Failure of the left main landing gear actuator for undetermined reasons.
- [NTSB CHI99LA130](https://openairdocs.org/ntsb/CHI99LA130.md): Bell 206B · Cloquet, MN · Accident · No injuries · Limited investigation · Final report · Apr 10, 1999 · N119SP · Substantial damage
  > The pilot's inadequate fuel management which led to fuel exhaustion and subsequent loss of engine power. Related factors were the pole and dusk light conditions.
- [NTSB CHI99LA125](https://openairdocs.org/ntsb/CHI99LA125.md): Piper PA-28-140 · Mora, MN · Accident · Minor injuries · Limited investigation · Final report · Apr 10, 1999 · N5416S · Substantial damage
  > the student pilot's improper soft field takeoff technique in that excessive back pressure was used which resulted in an inadvertent stall/mush. A factor associated with the accident was the student's lack of total experience.
- [NTSB CHI99FA112](https://openairdocs.org/ntsb/CHI99FA112.md): Cirrus Design SR20 · Duluth, MN · Accident · 1 fatal · Field investigation · Final report · Mar 23, 1999 · N115CD · Destroyed
  > the lack of sufficient aileron-to-wing gap clearance design. Contributing factors were the inadequate oversight of the Federal Aviation Administration of the design and manufacturing and flight test process of Cirrus Design Corporation, the location of the…
- [NTSB CHI99LA108](https://openairdocs.org/ntsb/CHI99LA108.md): Cessna 152 · South St. Paul, MN · Accident · No injuries · Limited investigation · Final report · Mar 10, 1999 · N89084 · Substantial damage
  > the student pilot's failure to maintain directional control of the airplane during takeoff. Factors associated with the accident were the student's lack of experience and the snowbank.
- [NTSB CHI99LA098](https://openairdocs.org/ntsb/CHI99LA098.md): Bellanca 7GCBC · Grand Rapids, MN · Accident · No injuries · Limited investigation · Final report · Feb 18, 1999 · N57468 · Substantial damage
  > the pilot's inadequate visual lookout. A factor to the accident was the unmarked transmission wire.
- [NTSB CHI99LA076](https://openairdocs.org/ntsb/CHI99LA076.md): Cessna 152 · Lake Elmo, MN · Accident · No injuries · Limited investigation · Final report · Jan 25, 1999 · N752AA · Substantial damage
  > the student pilot's failure to maintain directional control of the airplane during the landing roll. Factors associated with the accident were the snow covered, icy runway condition and the snowbank which the airplane contacted.

## 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 year(c."eventDate") = 1999
  AND c."eventStateOrRegion" = 'MN' AND c."eventCountry" = 'USA'
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?state=MN&year=1999

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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.