# NTSB investigations: Uncontrolled descent

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 29 of 44 · 2,192 cases

## Cases, newest first

- [NTSB LAX70FUGU9](https://openairdocs.org/ntsb/LAX70FUGU9.md): Bensen B8-M · Hemet, CA · Accident · Serious injuries · Closed · Jun 27, 1970 · N6251 · Substantial damage
- [NTSB CHI70FDW23](https://openairdocs.org/ntsb/CHI70FDW23.md): Bell 47-J2 · Union Lake, MI · Accident · No injuries · Closed · Jun 20, 1970 · N73271 · Destroyed
- [NTSB MKC70AK071](https://openairdocs.org/ntsb/MKC70AK071.md): Cessna 182G · Oelwein, IA · Accident · 1 fatal · Closed · Jun 14, 1970 · N2391R · Destroyed
- [NTSB IAD70AI062](https://openairdocs.org/ntsb/IAD70AI062.md): Piper PA-28 · Rose Hill, NC · Accident · 1 fatal · Closed · Jun 14, 1970 · N3936K · Substantial damage
- [NTSB LAX70FUQ38](https://openairdocs.org/ntsb/LAX70FUQ38.md): Luscombe T-8F · Las Cruces, CA · Accident · Minor injuries · Closed · Jun 11, 1970 · N2196B · Substantial damage
- [NTSB CHI70FBD24](https://openairdocs.org/ntsb/CHI70FBD24-124509.md): Rolladen LS-1B · Plainfield, IL · Accident · No injuries · Closed · Jun 7, 1970 · N921WR · Substantial damage
- [NTSB MIA70AM094](https://openairdocs.org/ntsb/MIA70AM094.md): Piper PA-28 · Palm Beach, FL · Accident · 1 fatal · Closed · Jun 5, 1970 · N8963J · Destroyed
- [NTSB MKC70AK067](https://openairdocs.org/ntsb/MKC70AK067.md): Piper PA-28 · Newton, IA · Accident · 3 fatal · Closed · May 31, 1970 · N1702J · Destroyed
- [NTSB CHI70AC082](https://openairdocs.org/ntsb/CHI70AC082.md): Navion A · Evansville, WI · Accident · 3 fatal · Closed · May 23, 1970 · N5105K · Destroyed
- [NTSB SEA70DVQ06](https://openairdocs.org/ntsb/SEA70DVQ06.md): Aeronca 7BCM · Ashland, OR · Accident · Minor injuries · Closed · May 17, 1970 · N8362H · Destroyed
- [NTSB IAD70AI060](https://openairdocs.org/ntsb/IAD70AI060.md): Globe GC-1B · Blue Ridge, VA · Accident · 1 fatal · Closed · May 16, 1970 · N80792 · Destroyed
- [NTSB FTW70AF072](https://openairdocs.org/ntsb/FTW70AF072.md): Mooney M20C · Dime Box, TX · Accident · 3 fatal · Closed · May 11, 1970 · N5565Q · Destroyed
- [NTSB LAX70AL069](https://openairdocs.org/ntsb/LAX70AL069.md): Cessna 182H · Young, AZ · Accident · 3 fatal · Closed · Apr 28, 1970 · N2327X · Destroyed
- [NTSB CHI70AC075](https://openairdocs.org/ntsb/CHI70AC075.md): Cessna 150J · Fond Du Lac, WI · Accident · 2 fatal · Closed · Apr 28, 1970 · N5539G · Destroyed
- [NTSB CHI70AC074](https://openairdocs.org/ntsb/CHI70AC074.md): Cessna 336 · Chicago, IL · Accident · 2 fatal · Closed · Apr 28, 1970 · N3815U · Destroyed
- [NTSB OAK70AP053](https://openairdocs.org/ntsb/OAK70AP053.md): Cessna 310 · Beatty, NV · Accident · 3 fatal · Closed · Apr 27, 1970 · N8164M · Destroyed
- [NTSB NYC70AN116](https://openairdocs.org/ntsb/NYC70AN116.md): Piper PA-32 · Stoughton, MA · Accident · 3 fatal · Closed · Apr 24, 1970 · N3236W · Destroyed
- [NTSB MKC70AK058](https://openairdocs.org/ntsb/MKC70AK058.md): Mooney M20E · Winner, SD · Accident · 2 fatal · Closed · Apr 22, 1970 · N5949Q · Destroyed
- [NTSB CHI70AC072](https://openairdocs.org/ntsb/CHI70AC072.md): Piper PA-28 · Fowler, MI · Accident · 4 fatal · Closed · Apr 19, 1970 · N7815W · Destroyed
- [NTSB OAK70AP052](https://openairdocs.org/ntsb/OAK70AP052.md): Cessna 172 · Mammoth Lakes, CA · Accident · 3 fatal · Closed · Apr 18, 1970 · N8519B · Destroyed
- [NTSB OAK70AP051](https://openairdocs.org/ntsb/OAK70AP051.md): Bellanca 17-30 · San Rafael, CA · Accident · 1 fatal · Closed · Apr 18, 1970 · N4804V · Destroyed
- [NTSB NYC70AN113](https://openairdocs.org/ntsb/NYC70AN113.md): Champion 7ECA · Ashford, NY · Accident · 1 fatal · Closed · Apr 18, 1970 · N1630G · Destroyed
- [NTSB FTW70AF065](https://openairdocs.org/ntsb/FTW70AF065.md): Cessna 182L · Flatonia, TX · Accident · 2 fatal · Closed · Apr 18, 1970 · N3302R · Destroyed
- [NTSB MKC70AK056](https://openairdocs.org/ntsb/MKC70AK056.md): Mooney M20C · Rosholt, SD · Accident · 2 fatal · Closed · Apr 14, 1970 · N6759U · Destroyed
- [NTSB FTW70FQD10](https://openairdocs.org/ntsb/FTW70FQD10.md): Hughes 269B · Pecos, TX · Accident · No injuries · Closed · Apr 13, 1970 · N9333V · Substantial damage
- [NTSB MKC70AK052](https://openairdocs.org/ntsb/MKC70AK052.md): Cessna 340 · Kingman, KS · Accident · 1 fatal · Closed · Apr 10, 1970 · N2340C · Destroyed
- [NTSB MIA70AM080](https://openairdocs.org/ntsb/MIA70AM080.md): Cessna 172H · St Petersburg, FL · Accident · 1 fatal · Closed · Apr 6, 1970 · N2506L · Destroyed
- [NTSB MIA70AM079](https://openairdocs.org/ntsb/MIA70AM079.md): Piper PA-28 · Ellenton, FL · Accident · 1 fatal · Closed · Apr 5, 1970 · N7796N · Destroyed
- [NTSB FTW70DPG13](https://openairdocs.org/ntsb/FTW70DPG13.md): Schieb L-SPTZ · Mena, AR · Accident · No injuries · Closed · Apr 5, 1970 · N2705C · Substantial damage
- [NTSB MKC70FCG18](https://openairdocs.org/ntsb/MKC70FCG18.md): Cessna 150D · Drexel, MO · Accident · Serious injuries · Closed · Apr 3, 1970 · N4122U · Substantial damage
- [NTSB FTW70AF062](https://openairdocs.org/ntsb/FTW70AF062.md): Bellanca 17-30 · Leander, TX · Accident · 2 fatal · Closed · Mar 27, 1970 · N6565V · Destroyed
- [NTSB LAX70AL061](https://openairdocs.org/ntsb/LAX70AL061.md): Piper PA-32 · Colrado Cty, AZ · Accident · 6 fatal · Closed · Mar 26, 1970 · N4121R · Destroyed
- [NTSB DEN70FXT07](https://openairdocs.org/ntsb/DEN70FXT07.md): Brantly B-2 · Murray, UT · Accident · Serious injuries · Closed · Mar 26, 1970 · N5917X · Substantial damage
- [NTSB FTW70FPA10](https://openairdocs.org/ntsb/FTW70FPA10.md): L T V Elect L-450F · Greenville, TX · Accident · Serious injuries · Closed · Mar 23, 1970 · N2450F · Destroyed
- [NTSB CHI70AC065](https://openairdocs.org/ntsb/CHI70AC065.md): Piper PA-28R · Vienna, OH · Accident · 1 fatal · Closed · Mar 22, 1970 · N7507J · Destroyed
- [NTSB LAX70AL060](https://openairdocs.org/ntsb/LAX70AL060.md): Amer Avco AA-1 · Mt Baldy, CA · Accident · 2 fatal · Closed · Mar 21, 1970 · N5994L · Destroyed
- [NTSB OAK70AP046](https://openairdocs.org/ntsb/OAK70AP046.md): Cessna 172 · Angwin, CA · Accident · 2 fatal · Closed · Mar 11, 1970 · N84350 · Destroyed
- [NTSB LAX70AL056](https://openairdocs.org/ntsb/LAX70AL056.md): Piper PA-28 · Keene, CA · Accident · 3 fatal · Closed · Mar 10, 1970 · N8507N · Destroyed
- [NTSB FTW70AF055](https://openairdocs.org/ntsb/FTW70AF055.md): Piper PA-32 · St Augustine, FL · Accident · 5 fatal · Closed · Mar 8, 1970 · N3508W · Destroyed
- [NTSB LAX70AL055](https://openairdocs.org/ntsb/LAX70AL055.md): Cessna 172 · Douglas, AZ · Accident · 1 fatal · Closed · Mar 6, 1970 · N79400 · Destroyed
- [NTSB LAX70AL052](https://openairdocs.org/ntsb/LAX70AL052.md): Piper PA-28 · Summit, CA · Accident · 4 fatal · Closed · Mar 4, 1970 · N9128W · Destroyed
- [NTSB NYC70AN094](https://openairdocs.org/ntsb/NYC70AN094.md): Bell 206A · Floral Park, NY · Accident · 2 fatal · Closed · Mar 1, 1970 · N7867S · Destroyed
- [NTSB MKC70AK047](https://openairdocs.org/ntsb/MKC70AK047.md): Cessna 182H · Mountain Grove, MO · Accident · 4 fatal · Closed · Mar 1, 1970 · N2420X · Destroyed
- [NTSB CHI70FBA10](https://openairdocs.org/ntsb/CHI70FBA10.md): Fulton EAA · Perrysville, IN · Accident · Minor injuries · Closed · Mar 1, 1970 · N9941 · Destroyed
- [NTSB MIA70AM069](https://openairdocs.org/ntsb/MIA70AM069.md): Cessna 310P · Philadelphia, MS · Accident · 6 fatal · Closed · Feb 12, 1970 · N5930M · Destroyed
- [NTSB MIA70AM066](https://openairdocs.org/ntsb/MIA70AM066.md): Piper PA-24 · Tellico Plns, TN · Accident · 2 fatal · Closed · Feb 9, 1970 · N8321P · Destroyed
- [NTSB SEA70AS030](https://openairdocs.org/ntsb/SEA70AS030.md): Cessna 182E · Dillon, MT · Accident · 2 fatal · Closed · Feb 3, 1970 · N9208X · Destroyed
- [NTSB CHI70FDJ06](https://openairdocs.org/ntsb/CHI70FDJ06.md): Bell 47G-2 · Oshkosh, WI · Accident · Minor injuries · Closed · Feb 1, 1970 · N5158B · Substantial damage
- [NTSB OAK70AP040](https://openairdocs.org/ntsb/OAK70AP040.md): Cessna 150J · Platina, CA · Accident · 3 fatal · Closed · Jan 31, 1970 · N51144 · Destroyed
- [NTSB OAK70AP039](https://openairdocs.org/ntsb/OAK70AP039.md): Navion A · Kelseyville, CA · Accident · 2 fatal · Closed · Jan 26, 1970 · N91479 · Destroyed

Next page: https://openairdocs.org/ntsb-phases/650/cases.md?page=30

## The whole list in SQL

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

```sql
WITH phase_names(main, name) AS (VALUES (100, 'Prior to flight'), (150, 'Standing'), (200, 'Pushback/towing'), (250, 'Taxi'), (300, 'Takeoff'), (350, 'Initial climb'), (400, 'Enroute'), (450, 'Maneuvering'), (500, 'Approach'), (550, 'Landing'), (600, 'Emergency descent'), (650, 'Uncontrolled descent'), (700, 'Post-impact'), (750, 'After landing'), (800, 'Other'), (990, 'Unknown')),
  crosswalk(code, main, name) AS (VALUES (500, 150, 'Standing'), (501, 150, 'Standing - pre-flight'), (502, 150, 'Standing - starting engine(s)'), (503, 150, 'Standing - engine(s) operating'), (504, 150, 'Standing - engine(s) not operating'), (505, 150, 'Standing - idling rotors'), (510, 250, 'Taxi'), (511, 200, 'Taxi - pushback/tow'), (512, 250, 'Taxi - to takeoff'), (513, 250, 'Taxi - from landing'), (514, 250, 'Taxi - aerial'), (520, 300, 'Takeoff'), (521, 300, 'Takeoff - roll/run'), (522, 350, 'Takeoff - initial climb'), (523, 300, 'Takeoff - aborted'), (530, 400, 'Climb'), (531, 400, 'Climb - to cruise'), (540, 400, 'Cruise'), (541, 400, 'Cruise - normal'), (542, 400, 'Maneuvering - holding (IFR)'), (550, 400, 'Descent'), (551, 400, 'Descent - normal'), (552, 600, 'Descent - emergency'), (553, 650, 'Descent - uncontrolled'), (560, 500, 'Approach'), (561, 500, 'Approach - VFR pattern - downwind'), (562, 500, 'Approach - VFR pattern - base turn'), (563, 500, 'Approach - VFR pattern - base leg/base to final'), (564, 500, 'Approach - VFR pattern - final approach'), (565, 500, 'Go-around (VFR)'), (566, 500, 'Approach - IAF to FAF/outer marker (IFR)'), (567, 500, 'Approach - FAF/outer marker to threshold (IFR)'), (568, 500, 'Circling (IFR)'), (569, 500, 'Missed approach (IFR)'), (570, 550, 'Landing'), (571, 550, 'Landing - flare/touchdown'), (572, 550, 'Landing - roll'), (573, 550, 'Landing - aborted'), (574, 550, 'Emergency landing'), (575, 550, 'Emergency landing after takeoff'), (576, 600, 'Emergency descent/landing'), (580, 450, 'Maneuvering'), (581, 450, 'Maneuvering - aerial application'), (582, 450, 'Maneuvering - turn to reverse direction'), (583, 450, 'Maneuvering - turn to landing area (emergency)'), (590, 450, 'Hover'), (591, 450, 'Hover - in ground effect'), (592, 450, 'Hover - out of ground effect'), (600, 800, 'Other'), (610, 990, 'Unknown')),
  current_codes AS (
    SELECT e.case_mkey, TRY_CAST(e."tier1Number" AS INTEGER) AS code,
      row_number() OVER (PARTITION BY e.case_mkey ORDER BY coalesce(e."isDefiningEvent", false) DESC, e.position) AS n
    FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' e
    WHERE e.aircrafts_position = 1 AND e."tier1Number" GLOB '[1-9][0-9]*'
      AND (e."isDefiningEvent" OR e.case_mkey IN (SELECT "mKey" FROM 'https://openairdocs.org/data/latest/ntsb_case_detail.parquet' WHERE "isPre1982"))
  ),
  phases AS (
    SELECT case_mkey, 'current' AS scheme, code, CASE WHEN code >= 990 THEN 990 ELSE code // 50 * 50 END AS main
    FROM current_codes WHERE n = 1
    UNION ALL
    SELECT o.case_mkey, 'older', o."phaseOfFlightCode", w.main
    FROM 'https://openairdocs.org/data/latest/ntsb_occurrences.parquet' o JOIN crosswalk w ON w.code = o."phaseOfFlightCode"
    WHERE o.aircrafts_position = 1 AND o."occurrenceNumber" = 1 AND o.case_mkey NOT IN (SELECT case_mkey FROM current_codes)
  ),
  case_phases AS (
    SELECT p.*, c."eventDate", c."highestInjuryLevel" = 'Fatal' AS fatal, a.aircraft_model_code
    FROM phases p JOIN 'https://openairdocs.org/data/latest/ntsb_case_detail.parquet' c ON c."mKey" = p.case_mkey
    LEFT JOIN 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' a ON a.case_mkey = p.case_mkey AND a.position = 1
    WHERE c."eventDate" >= DATE '1962-01-01' AND p.main IN (SELECT main FROM phase_names)
  )
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 case_mkey FROM case_phases WHERE main = 650)
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb-phases/650/cases?page=29

---
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.