# NTSB investigations: Texas Helicopter OH-13H/M74A

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 CEN16LA284](https://openairdocs.org/ntsb/CEN16LA284.md): Texas Helicopter OH 13H/M74A · Minonk, IL · Accident · No injuries · Limited investigation · Final report · Jul 25, 2016 · N10009 · Substantial damage
  > Failure of the truck driver to ensure that he had adequate clearance to pass under the helicopter and the failure of the loader to park in a safer area for reloading operations.
- [NTSB CEN14LA418](https://openairdocs.org/ntsb/CEN14LA418.md): Texas Helicopter OH 13H/M74A · Little Falls, MN · Accident · 1 fatal · Limited investigation · Final report · May 28, 2014 · N51853 · Substantial damage
  > The pilot's failure to maintain clearance from a tree at the edge of a field that he was spraying.
- [NTSB CEN13LA442](https://openairdocs.org/ntsb/CEN13LA442.md): Texas Helicopter OH-13H/M74A · Streator, IL · Accident · No injuries · Limited investigation · Final report · Jul 29, 2013 · N10009 · Substantial damage
  > The pilot's diverted attention during an agricultural application maneuver, which resulted in the helicopter impacting a corn field.
- [NTSB CEN11CA524](https://openairdocs.org/ntsb/CEN11CA524.md): Texas Helicopter OH-13H/M74A · Creston, IL · Accident · Minor injuries · Data collection · Final report · Jul 28, 2011 · N10009 · Substantial damage
  > The pilot's failure to maintain adequate skid clearance from the helicopter cart during landing, resulting in a dynamic rollover.
- [NTSB CHI04CA180](https://openairdocs.org/ntsb/CHI04CA180.md): Texas Helicopter M-74 · Clear Lake, MN · Accident · No injuries · Data collection · Final report · Jul 9, 2004 · N10009 · Substantial damage
  > The pilot failed to maintain a proper glidepath to the landing zone. A factor was the truck pad.
- [NTSB LAX98LA309](https://openairdocs.org/ntsb/LAX98LA309.md): Texas Helicopter OH-13H · Gilroy, CA · Accident · No injuries · Limited investigation · Final report · Sep 26, 1998 · N1001G · Destroyed
  > The pilot's loss of control for undetermined reasons.
- [NTSB MIA98LA197](https://openairdocs.org/ntsb/MIA98LA197.md): Texas Helicopter OH-13H/M47A · Citronelle, AL · Accident · No injuries · Limited investigation · Final report · Jul 15, 1998 · N1001F · Substantial damage
  > The pilot's failure to control the helicopter's altitude while overflying an area of rising terrain and trees.
- [NTSB SEA95LA227](https://openairdocs.org/ntsb/SEA95LA227.md): Texas Helicopter OH-13E · Yakima, WA · Accident · No injuries · Limited investigation · Final report · Sep 20, 1995 · N38115 · Substantial damage
  > Fatigue failure of the bolt attaching the scissor arm assembly to the pitch control support assembly. The failure of the bolt led to a loss of collective pitch control and reduced rotor RPM.
- [NTSB LAX92LA345](https://openairdocs.org/ntsb/LAX92LA345.md): Texas Helicopter OH-13H · Merced, CA · Accident · No injuries · Limited investigation · Final report · Aug 10, 1992 · N51858 · Substantial damage
  > The pilot's poor preflight planning/preparation and fuel consumption calculations. Contributing to this accident was fuel exhaustion and the cultivated soft field.
- [NTSB LAX91LA351](https://openairdocs.org/ntsb/LAX91LA351.md): Texas Helicopter M74L · Lodi, CA · Accident · Minor injuries · Limited investigation · Final report · Aug 7, 1991 · N51855 · Substantial damage
  > The inflight loss of control by the pilot for undetermined reasons.
- [NTSB CHI89DEX05](https://openairdocs.org/ntsb/CHI89DEX05.md): Texas Helicopter OH-13H/M74A · New Richmond, IN · Accident · No injuries · Final report · Jul 13, 1989 · N10002 · Substantial damage
  > The pilot's misjudgement of the fuel supply which resulted in fuel exhaustion.
- [NTSB LAX88DUQ04](https://openairdocs.org/ntsb/LAX88DUQ04.md): Texas Helicopter M74A · Lancaster, CA · Accident · No injuries · Final report · Aug 19, 1988 · N51862 · Substantial damage
  > During an aerial application flight, just after takeoff, the nose of the helicopter suddenly pitched up. The pilot reduced power to keep from climbing. The fore/aft cyclic control had no effect. The helicopter settled to the ground resulting in substantial…
- [NTSB LAX88DVD01](https://openairdocs.org/ntsb/LAX88DVD01.md): Texas Helicopter Wasp/M74L · Petaluma, CA · Accident · No injuries · Final report · Dec 11, 1987 · N51843 · Substantial damage
  > During an aerial application flight, while on the last pass, the aircraft struck a power line that became entangled in the rotor blades. The pilot was unable to maintain control of the aircraft and collided with the terrain. There were no reported mechanical…
- [NTSB LAX86LA283](https://openairdocs.org/ntsb/LAX86LA283.md): Texas Helicopter OH-13H/M · Valencia, CA · Accident · Serious injuries · Limited investigation · Final report · Jul 6, 1986 · N51856 · Substantial damage
  > The pilot reported that he heard a loud bang and grinding noise from the engine/main transmission area while on a swath run. He stated that the main rotor RPM decayed immediately after he heard the noise. As the helicopter descended to about 50 feet above the…
- [NTSB LAX86LUG01](https://openairdocs.org/ntsb/LAX86LUG01.md): Texas Helicopter M74A · Daggett, CA · Accident · No injuries · Final report · Oct 19, 1985 · N51862 · Substantial damage
  > The plt stated he had just lifted off for a fertilizer spreading operation with an external load bucket, when the eng had a partial pwr loss at 100 ft AGL. A descent was started and the bucket was disengaged. However, while the plt was attempting to land the…
- [NTSB CHI85FEX04](https://openairdocs.org/ntsb/CHI85FEX04.md): Texas Helicopter OH13E/M74 · Veedersburg, IN · Accident · Serious injuries · Final report · Jul 17, 1985 · N10000 · Destroyed
  > The acft was destroyed during a hard forced landing in a soybean fld following a loss of pwr. Inspection of the helicopter revealed the carburetor, fuel filter and fuel tank were void of fuel. The plt received received serious injuries during the accident and…
- [NTSB ATL83LA220](https://openairdocs.org/ntsb/ATL83LA220.md): Texas Helicopter OH-13H/M74A · Ruleville, MS · Accident · No injuries · Limited investigation · Final report · Jun 8, 1983 · N1001G · Substantial damage
  > The plt reported that the engine lost power during a swath run. A run-on landing was made. Prior to stopping, the right skid & right spray boom hit a rice level, and subsequenily, the main rotor blade chopped the tail boom. No preimpact failures were found.
- [NTSB LAX81DUK10](https://openairdocs.org/ntsb/LAX81DUK10.md): Texas Hel OH-13H · Yuma, AZ · Accident · No injuries · Closed · Sep 25, 1981 · N51853 · Substantial damage
- [NTSB ATL81DKW21](https://openairdocs.org/ntsb/ATL81DKW21.md): Texas Hel M-47A · Rickman, TN · Accident · No injuries · Closed · Jul 29, 1981 · N1001F · Substantial damage
- [NTSB LAX81DUQ26](https://openairdocs.org/ntsb/LAX81DUQ26.md): Texas Hel M74A · Rosamond, CA · Accident · No injuries · Closed · Jul 3, 1981 · N51856 · Substantial damage
- [NTSB ATL81FKG29](https://openairdocs.org/ntsb/ATL81FKG29.md): Texas Hel M74A · Montezuma, GA · Accident · No injuries · Closed · Jun 25, 1981 · N51860 · Substantial damage
- [NTSB CHI81FEV21](https://openairdocs.org/ntsb/CHI81FEV21.md): Texas Hel OH-13H · Danville, IL · Accident · 1 fatal · Closed · Jun 16, 1981 · N10002 · Destroyed
- [NTSB LAX80FVM37](https://openairdocs.org/ntsb/LAX80FVM37.md): Texas Hel OH-13H · Salinas, CA · Accident · 1 fatal · Closed · Aug 6, 1980 · N10003 · Substantial damage
- [NTSB SEA80FYP28](https://openairdocs.org/ntsb/SEA80FYP28.md): Texas Hel OH-13H · Moses Lake, WA · Accident · Minor injuries · Closed · Jul 19, 1980 · N51855 · Substantial damage
- [NTSB CHI80FER50](https://openairdocs.org/ntsb/CHI80FER50.md): Bell OH-13H · Olivia, MN · Accident · Minor injuries · Closed · Jun 23, 1980 · N51862 · Destroyed
- [NTSB CHI79FEX33](https://openairdocs.org/ntsb/CHI79FEX33.md): Texas Heli OH-13 · Solitude, IN · Accident · 1 fatal · Closed · Jul 20, 1979 · N51847 · Destroyed
- [NTSB OAK79DVG53](https://openairdocs.org/ntsb/OAK79DVG53.md): Bell OH-13H · Napa, CA · Accident · No injuries · Closed · Jun 15, 1979 · N51849 · Destroyed
- [NTSB OAK78FVA85](https://openairdocs.org/ntsb/OAK78FVA85.md): Bell H13H · Firebaugh, CA · Accident · No injuries · Closed · Sep 16, 1978 · N51843 · Destroyed

## 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.aircraft_model_code IN ('8930105'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?model=8930105

---
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.