# 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 19 of 44 · 2,192 cases

## Cases, newest first

- [NTSB DEN75AD002](https://openairdocs.org/ntsb/DEN75AD002.md): Piper PA-28 · Nephi, UT · Accident · 2 fatal · Closed · Jul 12, 1974 · N8535W · Destroyed
- [NTSB OAK75AP002](https://openairdocs.org/ntsb/OAK75AP002.md): Maule M4210C · Kyburz, CA · Accident · 2 fatal · Closed · Jul 9, 1974 · N51444 · Destroyed
- [NTSB MIA75AM006](https://openairdocs.org/ntsb/MIA75AM006.md): Raven S-60A · Tavares, FL · Accident · 2 fatal · Closed · Jul 9, 1974 · N54691 · Minor damage
- [NTSB NYC75AN001](https://openairdocs.org/ntsb/NYC75AN001.md): Piper PA-23 · Acme, PA · Accident · 5 fatal · Closed · Jul 4, 1974 · N5084Y · Destroyed
- [NTSB FTW75AF001](https://openairdocs.org/ntsb/FTW75AF001.md): Piper PA-28 · Beaumont, TX · Accident · 4 fatal · Closed · Jul 1, 1974 · N40706 · Destroyed
- [NTSB NYC74AN115](https://openairdocs.org/ntsb/NYC74AN115.md): Beech B95 · Tahawus, NY · Accident · 1 fatal · Closed · Jun 23, 1974 · N9953R · Destroyed
- [NTSB FTW74AF089](https://openairdocs.org/ntsb/FTW74AF089.md): Piper PA-23E · Cresson, TX · Accident · 6 fatal · Closed · Jun 8, 1974 · N777AV · Destroyed
- [NTSB MKC74FCG38](https://openairdocs.org/ntsb/MKC74FCG38.md): Glendenning G-1 · Long Lane, MO · Accident · 1 fatal · Closed · May 26, 1974 · N41838 · Destroyed
- [NTSB SEA74AS044](https://openairdocs.org/ntsb/SEA74AS044.md): Beech 35 · Townsend, MT · Accident · 1 fatal · Closed · May 14, 1974 · N2962V · Destroyed
- [NTSB MIA74AM093](https://openairdocs.org/ntsb/MIA74AM093.md): Piper PA-28 · Folkston, GA · Accident · 2 fatal · Closed · May 14, 1974 · N8872N · Destroyed
- [NTSB DEN74FQA43](https://openairdocs.org/ntsb/DEN74FQA43.md): Bensen B-8M · Cerrillos, NM · Accident · 1 fatal · Closed · May 11, 1974 · N24836 · Destroyed
- [NTSB LAX74AL075](https://openairdocs.org/ntsb/LAX74AL075.md): Cessna 190 · Hermosa Bch, CA · Accident · 2 fatal · Closed · May 5, 1974 · N9806A · Destroyed
- [NTSB FTW74AF080](https://openairdocs.org/ntsb/FTW74AF080.md): Beech S35 · Blue Ridge, TX · Accident · 4 fatal · Closed · May 5, 1974 · N5834S · Destroyed
- [NTSB FTW74AF079](https://openairdocs.org/ntsb/FTW74AF079.md): Piper PA-34 · Hockey, TX · Accident · 3 fatal · Closed · May 3, 1974 · N5286T · Destroyed
- [NTSB DEN74AD054](https://openairdocs.org/ntsb/DEN74AD054.md): Cessna 182N · Lamy, NM · Accident · 3 fatal · Closed · Apr 30, 1974 · N92494 · Destroyed
- [NTSB SEA74AS040](https://openairdocs.org/ntsb/SEA74AS040.md): Piper PA-28 · Butte, MT · Accident · 2 fatal · Closed · Apr 27, 1974 · CF-XCN · Destroyed
- [NTSB OAK74AP060](https://openairdocs.org/ntsb/OAK74AP060.md): Cessna 172 · Santa Rosa, CA · Accident · 1 fatal · Closed · Apr 27, 1974 · N7083T · Destroyed
- [NTSB LAX74AL074](https://openairdocs.org/ntsb/LAX74AL074.md): Cessna 150F · Johnsondale, CA · Accident · 2 fatal · Closed · Apr 25, 1974 · N7173F · Destroyed
- [NTSB IAD74AI057](https://openairdocs.org/ntsb/IAD74AI057.md): Piper PA-32 · Luray, VA · Accident · 1 fatal · Closed · Apr 24, 1974 · N5507J · Destroyed
- [NTSB OAK74AP051](https://openairdocs.org/ntsb/OAK74AP051.md): Cessna 172F · Hollister, CA · Accident · 4 fatal · Closed · Apr 8, 1974 · N5594R · Destroyed
- [NTSB IAD74II054](https://openairdocs.org/ntsb/IAD74II054.md): Grumman G-159 · Charlestown, SC · Incident · No injuries · Closed · Apr 8, 1974 · N8E · Minor damage
- [NTSB ANC74AA066](https://openairdocs.org/ntsb/ANC74AA066.md): Cessna A185E · Scammon Bay, AK · Accident · 1 fatal · Closed · Apr 8, 1974 · N2249T · Destroyed
- [NTSB FTW74DQG48](https://openairdocs.org/ntsb/FTW74DQG48.md): Aeronca 7AC · Fluvanna, TX · Accident · Minor injuries · Closed · Apr 7, 1974 · N83297 · Substantial damage
- [NTSB MIA74AM084](https://openairdocs.org/ntsb/MIA74AM084.md): Cessna 182A · Seneca, SC · Accident · 1 fatal · Closed · Apr 4, 1974 · N6044B · Destroyed
- [NTSB OAK74AP048](https://openairdocs.org/ntsb/OAK74AP048.md): Cessna 172I · Hollister, CA · Accident · 2 fatal · Closed · Mar 28, 1974 · N46041 · Destroyed
- [NTSB CHI74DEP37](https://openairdocs.org/ntsb/CHI74DEP37.md): Piper PA-28 · Lacrosse, WI · Accident · No injuries · Closed · Mar 23, 1974 · N15255 · Substantial damage
- [NTSB MIA74AM082](https://openairdocs.org/ntsb/MIA74AM082.md): Mooney M20B · Punta Gorda, FL · Accident · 2 fatal · Closed · Mar 21, 1974 · N74774 · Destroyed
- [NTSB MIA74AM080](https://openairdocs.org/ntsb/MIA74AM080.md): Maule M-4 · Arcadia, FL · Accident · 1 fatal · Closed · Mar 15, 1974 · N9809M · Destroyed
- [NTSB FTW74AF065](https://openairdocs.org/ntsb/FTW74AF065.md): Beech 35 · Fanshawe, OK · Accident · 3 fatal · Closed · Mar 10, 1974 · N3125V · Destroyed
- [NTSB SEA74AS035](https://openairdocs.org/ntsb/SEA74AS035.md): Amer Avco AA1-B · Enumclaw, WA · Accident · 2 fatal · Closed · Mar 3, 1974 · N6213L · Destroyed
- [NTSB MIA74AM076](https://openairdocs.org/ntsb/MIA74AM076.md): Cessna 175 · Fairburn, GA · Accident · 1 fatal · Closed · Mar 1, 1974 · N9226B · Destroyed
- [NTSB NYC74AN072](https://openairdocs.org/ntsb/NYC74AN072.md): Cessna U206 · Monon, IN · Accident · 1 fatal · Closed · Feb 22, 1974 · N71992 · Destroyed
- [NTSB MIA74AM073](https://openairdocs.org/ntsb/MIA74AM073.md): Piper PA-28 · Georgetown, SC · Accident · 1 fatal · Closed · Feb 22, 1974 · N1894J · Destroyed
- [NTSB MIA74AM070](https://openairdocs.org/ntsb/MIA74AM070.md): Aero Comdr 100 · Ft Meade, FL · Accident · 2 fatal · Closed · Feb 16, 1974 · N4148X · Destroyed
- [NTSB MKC74AK047](https://openairdocs.org/ntsb/MKC74AK047.md): Champion 7GCAA · Warroad, MN · Accident · 1 fatal · Closed · Feb 9, 1974 · N2577F · Destroyed
- [NTSB MKC74DCQ25](https://openairdocs.org/ntsb/MKC74DCQ25.md): Hughes 269A · Scott City, KS · Accident · No injuries · Closed · Feb 5, 1974 · N8719F · Substantial damage
- [NTSB IAD74AI042](https://openairdocs.org/ntsb/IAD74AI042.md): Aero Comdr 680FP · Cynthiana, KY · Accident · 3 fatal · Closed · Feb 5, 1974 · N46832 · Destroyed
- [NTSB IAD74AI041](https://openairdocs.org/ntsb/IAD74AI041.md): Cessna 150L · Samos, VA · Accident · 1 fatal · Closed · Feb 4, 1974 · N6927G · Destroyed
- [NTSB MKC74AK045](https://openairdocs.org/ntsb/MKC74AK045.md): Piper PA-24 · Lawrence, KS · Accident · 1 fatal · Closed · Feb 2, 1974 · N5323P · Destroyed
- [NTSB FTW74DPJ20](https://openairdocs.org/ntsb/FTW74DPJ20.md): Piper PA-25 · Eldorado, OK · Accident · No injuries · Closed · Jan 30, 1974 · N8848L · Substantial damage
- [NTSB CHI74AC065](https://openairdocs.org/ntsb/CHI74AC065.md): Beech A35 · Traverse Cty, MI · Accident · 3 fatal · Closed · Jan 27, 1974 · N9329Y · Destroyed
- [NTSB FTW74AF057](https://openairdocs.org/ntsb/FTW74AF057.md): Beech P35 · Luling, TX · Accident · 1 fatal · Closed · Jan 19, 1974 · N9674Y · Destroyed
- [NTSB CHI74AC062](https://openairdocs.org/ntsb/CHI74AC062.md): Piper PA-32 · Chicago, IL · Accident · 1 fatal · Closed · Jan 17, 1974 · N3998W · Destroyed
- [NTSB LAX74AL050](https://openairdocs.org/ntsb/LAX74AL050.md): Beech 58 · Big Bear Cy, CA · Accident · 3 fatal · Closed · Jan 7, 1974 · N9269Q · Destroyed
- [NTSB FTW74AF050](https://openairdocs.org/ntsb/FTW74AF050.md): Na Rockwell 265-40 · Midland, TX · Accident · 2 fatal · Closed · Jan 4, 1974 · N34W · Destroyed
- [NTSB FTW74AF049](https://openairdocs.org/ntsb/FTW74AF049.md): Aero Comdr 560-E · Kerrville, TX · Accident · 2 fatal · Closed · Jan 2, 1974 · N701W · Destroyed
- [NTSB IAD74AI037](https://openairdocs.org/ntsb/IAD74AI037.md): Bellanca 7KCAB · Munfordville, KY · Accident · 1 fatal · Closed · Dec 29, 1973 · N711RD · Destroyed
- [NTSB CHI74AC054](https://openairdocs.org/ntsb/CHI74AC054.md): Beech A23A · Cabery, IL · Accident · 4 fatal · Closed · Dec 28, 1973 · N2303W · Destroyed
- [NTSB OAK74AP025](https://openairdocs.org/ntsb/OAK74AP025.md): Beech C35 · Kings Ldg, CA · Accident · 3 fatal · Closed · Dec 26, 1973 · N68626 · Destroyed
- [NTSB MKC74AK035](https://openairdocs.org/ntsb/MKC74AK035.md): Beech 95-55 · New Salem, ND · Accident · 6 fatal · Closed · Dec 24, 1973 · N9385Y · Destroyed

Next page: https://openairdocs.org/ntsb-phases/650/cases.md?page=20

## 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=19

---
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.