# NTSB investigations: Initial climb

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 140 of 412 · 20,559 cases

## Cases, newest first

- [NTSB MIA91LA187](https://openairdocs.org/ntsb/MIA91LA187.md): Beech 65 · Meridian, MS · Accident · Minor injuries · Limited investigation · Final report · Jul 17, 1991 · N711SF · Destroyed
  > Loss of power from the right engine due to undetermined reasons. The failure of the propeller to feather was a factor in the accident.
- [NTSB ANC91LA101](https://openairdocs.org/ntsb/ANC91LA101.md): Aeronca 7AC · Chataniak Vly, AK · Accident · No injuries · Limited investigation · Final report · Jul 17, 1991 · N84903 · Substantial damage
  > Partial loss of engine power for an undetermined reason.
- [NTSB SEA91LA169](https://openairdocs.org/ntsb/SEA91LA169.md): Beech B19 · Bend, OR · Accident · Minor injuries · Limited investigation · Final report · Jul 14, 1991 · N24576 · Substantial damage
  > Poor preflight planning/preparation by the pilot in command. Factors to the accident were: high density altitude, excessive climb rate, inadequate remedial action, and lack of total flight expereince.
- [NTSB NYC91LA181](https://openairdocs.org/ntsb/NYC91LA181.md): Ercoupe 415D · Sacramento, KY · Accident · No injuries · Limited investigation · Final report · Jul 14, 1991 · N980DD · Destroyed
  > The pilot's decision to conduct flight with a known deficiency that adversely affected the aerodynamic characteristics of the aircraft.
- [NTSB LAX91FA310](https://openairdocs.org/ntsb/LAX91FA310.md): Piper PA-23-250 · Hesperia, CA · Accident · 1 fatal · Field investigation · Final report · Jul 14, 1991 · N515TW · Destroyed
  > The pilot's improper refueling and inadequate preflight which resulted in fuel contamination and the inadvertent stall.
- [NTSB SEA91LA168](https://openairdocs.org/ntsb/SEA91LA168.md): Cessna 182A · Naches, WA · Accident · Serious injuries · Limited investigation · Final report · Jul 13, 1991 · N2184G · Destroyed
  > The pilot's poor in-flight decision. Factors include high density altitude, high winds and downdrafts.
- [NTSB MIA91LA185](https://openairdocs.org/ntsb/MIA91LA185.md): Donald R. Lee AIR Command · Quitman, MS · Accident · 1 fatal · Limited investigation · Final report · Jul 13, 1991 · N7165P · Destroyed
  > The pilot in commands failure to maintain control resulting in an uncontrolled descent and an in flight collision with terrain.
- [NTSB CHI91FA208](https://openairdocs.org/ntsb/CHI91FA208.md): Temco D-16A · Eau Claire, MI · Accident · 1 fatal · Field investigation · Final report · Jul 13, 1991 · N88T · Substantial damage
  > The improper replacement of the fuel selector lever which resulted in loss of engine power due to fuel staration.
- [NTSB CHI91DEM06](https://openairdocs.org/ntsb/CHI91DEM06.md): Aeronca 11-AC · Central Lake, MI · Accident · 1 fatal · Final report · Jul 11, 1991 · N86083 · Destroyed
  > A result of the pilot in command not maintaining aircraft control and not performing remedial action after the airplane entered the steep descent. A factor contributing to this accident was the pilot in command's lack of recent experience.
- [NTSB LAX91LA302](https://openairdocs.org/ntsb/LAX91LA302.md): Air Tractor AT-401 · Calexico, CA · Accident · Minor injuries · Limited investigation · Final report · Jul 10, 1991 · N4538K · Destroyed
  > The erection of a construction sign on an active runway by county workers without notifying the airport operators, and, the inability of the pilot to detect the presence of the sign during the dark night takeoff.
- [NTSB LAX91LA296](https://openairdocs.org/ntsb/LAX91LA296.md): Cessna 172M · Minden, NV · Accident · Minor injuries · Limited investigation · Final report · Jul 8, 1991 · N9598H · Substantial damage
  > The flight instructor's inadequate supervision of the student pilot during a simulated emergency.
- [NTSB ATL91LA126](https://openairdocs.org/ntsb/ATL91LA126.md): Moeckel Bakeng Duce · Dawson, GA · Accident · Serious injuries · Limited investigation · Final report · Jul 8, 1991 · N28372 · Substantial damage
  > The pilot's abrupt rotation after failing to maintain directional control during takeoff roll, and his failure to maintain airspeed during the initial climb, which resulted in a stall. A factor in the accident was: the pilot's lack of familiarity with the…
- [NTSB SEA91LA160](https://openairdocs.org/ntsb/SEA91LA160.md): Piper PA-28-140 · Bryce Canyon, UT · Accident · No injuries · Limited investigation · Final report · Jul 7, 1991 · N5961U · Substantial damage
  > The pilot's entry into a stall/mush condition shortly after take off. Contributing to the accident was the high density altitude.
- [NTSB LAX91LA293](https://openairdocs.org/ntsb/LAX91LA293.md): Bellanca 8KCAB · Shoshone, CA · Accident · Serious injuries · Limited investigation · Final report · Jul 7, 1991 · N29BB · Destroyed
  > An electrical short of the battery cable.
- [NTSB MIA91LA180](https://openairdocs.org/ntsb/MIA91LA180.md): Piper PA-24-180 · Valparaiso, FL · Accident · No injuries · Limited investigation · Final report · Jul 6, 1991 · N5953P · Substantial damage
  > Partial loss of engine power due to fuel contamination due to an inadequate preflight by the pilot in command and failure of the pilot to extend the landing gear during the forced landing.
- [NTSB ANC91LA097](https://openairdocs.org/ntsb/ANC91LA097.md): Piper PA-18 · Eureka, AK · Accident · No injuries · Limited investigation · Final report · Jul 6, 1991 · N9579D · Substantial damage
  > The pilot-in-command's failure to maintain airspeed and directional control of the airplane during the initial climb.
- [NTSB SEA91LA153](https://openairdocs.org/ntsb/SEA91LA153.md): Derego Avid Flyer/B · Myrtle Creek, OR · Accident · Minor injuries · Limited investigation · Final report · Jul 4, 1991 · N220B · Substantial damage
  > Loss of engine power for an undetermined reason.
- [NTSB NYC91LA168](https://openairdocs.org/ntsb/NYC91LA168.md): Piper PA-22-150 · Tunkhannock, PA · Accident · Minor injuries · Limited investigation · Final report · Jul 4, 1991 · N7315D · Substantial damage
  > Improper use of the flight controls by the pilot which resulted in an inadvertent stall on takeoff with insufficient altitude for recovery. Factors related to the accident was the failure of the pilot to properly set the elevator trim prior to takeoff and the…
- [NTSB CHI91LA209](https://openairdocs.org/ntsb/CHI91LA209.md): Champion 7KCAB · Hill City, SD · Accident · Minor injuries · Limited investigation · Final report · Jul 4, 1991 · N1844G · Substantial damage
  > Poor preflight planning by the pilot and over confidence in the aircrafts ability. Factors related to the accident were a high density altitude and a proper climb rate not attained.
- [NTSB NYC91LA167](https://openairdocs.org/ntsb/NYC91LA167.md): Piper PA-32R-300 · Rhinebeck, NY · Accident · No injuries · Limited investigation · Final report · Jul 2, 1991 · N5002F · Substantial damage
  > The pilot did not calculated the airplane's performance data to insure that he had enough runway to clear an obstacle at the end of the field, which resulted in the airplane's landing gear striking high hedges, subsequently the pilot elected to land in a…
- [NTSB NYC91LA166](https://openairdocs.org/ntsb/NYC91LA166.md): Cessna C-172 · Clarence Center, NY · Accident · Minor injuries · Limited investigation · Final report · Jul 2, 1991 · N733FB · Destroyed
  > Failure of the pilot to maintain airspeed during a heavy weight takeoff, resulting in a stall and landing in rough terrain.
- [NTSB FTW91LA114](https://openairdocs.org/ntsb/FTW91LA114.md): Schempp-Hirth Ventus CM · Marfa, TX · Accident · No injuries · Limited investigation · Final report · Jul 2, 1991 · N9999R · Substantial damage
  > The pilot misjudged the approach. Factors were the high density altitude, the downdraft, and the dteriorted climb performance.
- [NTSB NYC91LA162](https://openairdocs.org/ntsb/NYC91LA162.md): Maule M6-235 · Arcade, NY · Accident · No injuries · Limited investigation · Final report · Jul 1, 1991 · N43LH · Substantial damage
  > The failure of the pilot to attain the proper lift-off speed during a takeoff on a grass runway, resulting in a loss of control and collision with power lines. A factor related to the accident was the pilot's lack of understanding of the airplane's…
- [NTSB NYC91LA161](https://openairdocs.org/ntsb/NYC91LA161.md): Piper PA-22-150 · Nayville, NY · Accident · Minor injuries · Limited investigation · Final report · Jul 1, 1991 · N8670D · Substantial damage
  > Failure of the pilot to attain adequate airspeed to climb, which resulted in a stall/mush. The trees were a related factor.
- [NTSB CHI91DER10](https://openairdocs.org/ntsb/CHI91DER10.md): Kolb Twinstar MK II · Staples, MN · Accident · Serious injuries · Final report · Jun 30, 1991 · N503BP · Destroyed
  > The disconnected elevator trim cable. Related factors are the inadequate maintenance/installation, and the pilot's inability to maintain aircraft control.
- [NTSB DEN91LA092](https://openairdocs.org/ntsb/DEN91LA092.md): Cessna 182P · Albuquerque, NM · Accident · Minor injuries · Limited investigation · Final report · Jun 29, 1991 · N21420 · Substantial damage
  > The pilot's improper maintenance of the aircraft. Factors were: a loose oil filter and loss of engine oil.
- [NTSB MIA91FA172](https://openairdocs.org/ntsb/MIA91FA172.md): Cessna 411 · North Ft. Myers, FL · Accident · Serious injuries · Field investigation · Final report · Jun 28, 1991 · N4940T · Destroyed
  > The pilot in commands failure to follow emergency procedures and his failure to maintain airspeed following loss of power in one engine resulting in an inadvertent stall and the inflight loss of control with subsequent inflight collision with an object and…
- [NTSB FTW91LA110](https://openairdocs.org/ntsb/FTW91LA110.md): Beech B19 · Addison, TX · Accident · Minor injuries · Limited investigation · Final report · Jun 28, 1991 · N18989 · Substantial damage
  > Entry door opening in flight, inadequate emergency procedures published by the manufacturer, and poor emergency training by the student's instructor. Factors were inadequate design/installation of the door locking mechanism, deteriorated airplane performance,…
- [NTSB FTW91FA109](https://openairdocs.org/ntsb/FTW91FA109.md): North American NA1 · Mountain Home, AR · Accident · Serious injuries · Field investigation · Final report · Jun 28, 1991 · N91108 · Destroyed
  > The contamination of the airplane's fuel system and the foreign object blockage of the vapor return orifice which induced the power loss. A factor was the lack of suitable terrain.
- [NTSB CHI91DER09](https://openairdocs.org/ntsb/CHI91DER09.md): Eagle Eagle DW-1 · Windom, MN · Accident · No injuries · Final report · Jun 28, 1991 · N88142 · Substantial damage
  > The pilot's improper aircraft handling. Related factors are the pilot's inattention and the airplane's deteriorated performance capability.
- [NTSB ANC91LA078](https://openairdocs.org/ntsb/ANC91LA078.md): Maule M4-220-C · Fairbanks, AK · Accident · No injuries · Limited investigation · Final report · Jun 21, 1991 · N40304 · Substantial damage
  > The pilot's failure to maintain airspeed during the initial climb and exceeding the gross weight of the airplane. Contributing to the accident was high vegetation.
- [NTSB ANC91LA076](https://openairdocs.org/ntsb/ANC91LA076.md): Taylorcraft BC-65 · Kakhonak, AK · Accident · 2 fatal · Limited investigation · Final report · Jun 18, 1991 · N37611 · Substantial damage
  > The uncertificated pilot failed to maintain aircraft control during the initial climb and the physical impairment by drugs (marijuana) of the pilot. Contributing to the accident was the stall which was not identified by the nonrated pilot.
- [NTSB FTW91DRA04](https://openairdocs.org/ntsb/FTW91DRA04.md): Cessna 188B · Wallis, TX · Accident · No injuries · Final report · Jun 17, 1991 · N4719Q · Destroyed
  > The partial power loss during a critical phase of flight. A factor was the lack of suitable terrain onto which a successful forced landing could have been executed.
- [NTSB ATL91LA113](https://openairdocs.org/ntsb/ATL91LA113.md): Rockwell S-2R · Camilla, GA · Accident · No injuries · Limited investigation · Final report · Jun 17, 1991 · N8549V · Substantial damage
  > Restricted exhaust valve movement, low cylinder compression, and fouling of the engine spark plugs, which resulted in the loss of engine power. Factors were the improper servicing of the aircraft, and the use of an improper fuel grade.
- [NTSB CHI91LA193](https://openairdocs.org/ntsb/CHI91LA193.md): Cessna 120 · Spirit Lake, IA · Accident · Minor injuries · Limited investigation · Final report · Jun 16, 1991 · N9008X · Substantial damage
  > Improper use of carburetor heat by the pilot and unsuitable terrain.
- [NTSB CHI91DTG03](https://openairdocs.org/ntsb/CHI91DTG03.md): Schweizer G164 · Gwinner, ND · Accident · No injuries · Final report · Jun 16, 1991 · N48687 · Substantial damage
  > Inadvertent closing of the mixture by the pilot. Factors related to the accident are inadequate control shape, or size, and inattentiveness of the pilot.
- [NTSB ANC91LA075](https://openairdocs.org/ntsb/ANC91LA075.md): Piper PA-22 · Beluga, AK · Accident · No injuries · Limited investigation · Final report · Jun 16, 1991 · N1846P · Substantial damage
  > The pilot's failure to use proper takeoff procedures. Contributing to the accident was the tailwind, and the rising terrain.
- [NTSB SEA91LA132](https://openairdocs.org/ntsb/SEA91LA132.md): Duffy Smith Mini Plane · Ogden, UT · Accident · Minor injuries · Limited investigation · Final report · Jun 15, 1991 · N27JD · Substantial damage
  > A premature liftoff and subsequent stall.
- [NTSB FTW91LA100](https://openairdocs.org/ntsb/FTW91LA100.md): Cessna 150 · Berryville, AR · Accident · No injuries · Limited investigation · Final report · Jun 15, 1991 · N5954E · Substantial damage
  > The loss of engine power for unknown reasons and the pilot's improper flare which resulted in a hard landing.
- [NTSB ATL91FA110](https://openairdocs.org/ntsb/ATL91FA110.md): Cessna 150J · Monroe, GA · Accident · 1 fatal · Field investigation · Final report · Jun 15, 1991 · N60466 · Substantial damage
  > The pilots attempted flight in adverse weather and the physical impairment of the student pilot from the consumption of alcoholic beverages prior to flight. A factor in the accident was the foggy weather condition at the airport.
- [NTSB CHI91DER07](https://openairdocs.org/ntsb/CHI91DER07.md): Piper PA-36-375 · Breckentidge, MN · Accident · No injuries · Final report · Jun 14, 1991 · N3866E · Substantial damage
  > The pilot's failure to take adequate remedial action during the attempted climb out. A related factor is the premature lift off.
- [NTSB LAX91LA259](https://openairdocs.org/ntsb/LAX91LA259.md): Piper J3L · Shasta Lake, CA · Accident · Minor injuries · Limited investigation · Final report · Jun 12, 1991 · N23195 · Substantial damage
  > The pilot-in-command's failure to maintain airspeed on initial takeoff climb resulting in an in flight loss of control, stall, and inflight collision with terrain/water.
- [NTSB NYC91FA144](https://openairdocs.org/ntsb/NYC91FA144.md): Piper PA-28-181 · East Haddam, CT · Accident · 3 fatal · Field investigation · Final report · Jun 9, 1991 · N2876Z · Substantial damage
  > The non-mechanical loss of engine power due to the failure of the pilot to use the auxiliary fuel boost pump during takeoff.
- [NTSB LAX91LA257](https://openairdocs.org/ntsb/LAX91LA257.md): Schweizer 269B · Cottonwood, CA · Accident · 1 fatal · Limited investigation · Final report · Jun 9, 1991 · N103AB · Destroyed
  > The pilot's inadequate visual lookout. The transmission wire was a factor in the accident.
- [NTSB LAX91FA252](https://openairdocs.org/ntsb/LAX91FA252.md): Cessna 182 · Bermuda Dunes, CA · Accident · 3 fatal · Field investigation · Final report · Jun 8, 1991 · N7299E · Destroyed
  > The pilot-in-command's failure to maintain airspeed while maneuvering to return to the departure airport, resulting in an in flight loss of control, stall, and in flight collision with terrain. Factors related to the accident were: partial loss of engine…
- [NTSB ANC91FA067](https://openairdocs.org/ntsb/ANC91FA067.md): Piper PA-18-150 · Wasilla, AK · Accident · Serious injuries · Field investigation · Final report · Jun 8, 1991 · N4319Z · Substantial damage
  > The powerplant failure for undetermined reasons and the collision with the wires.
- [NTSB FTW91LA093](https://openairdocs.org/ntsb/FTW91LA093.md): Grumman AA-5A · Angleton, TX · Accident · Minor injuries · Limited investigation · Final report · Jun 6, 1991 · N26785 · Substantial damage
  > The pilot's loss of consciousness due to a pre-existing infection.
- [NTSB LAX91LA245](https://openairdocs.org/ntsb/LAX91LA245.md): Cessna R182 · Williams, AZ · Accident · Minor injuries · Limited investigation · Final report · Jun 5, 1991 · N484ER · Substantial damage
  > That the flight encountered windshear and that aircraft control was not possible.
- [NTSB ATL91LA107](https://openairdocs.org/ntsb/ATL91LA107.md): Taylorcraft BC12-D · Spring Creek, NC · Accident · No injuries · Limited investigation · Final report · Jun 5, 1991 · N96743 · Substantial damage
  > The pilot's inadequate preflight planning/preparation, and his failure to attain adequate airspeed to avoid obstructions and terrain, which resulted in a stall/mush. Factors related to the accident were: the unfavorable wind, obstructions, and terrain…
- [NTSB DEN91LA078](https://openairdocs.org/ntsb/DEN91LA078.md): Cessna 120 · Fayetteville, AR · Accident · Minor injuries · Limited investigation · Final report · Jun 3, 1991 · N76404 · Substantial damage
  > The pilot failed to apply carburetor heat.

Next page: https://openairdocs.org/ntsb-phases/350/cases.md?page=141

## 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 = 350)
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb-phases/350/cases?page=140

---
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, except the copies of manufacturers’ service documents, which belong to their rights holders.