# NTSB investigations: Turbomeca ARRIEL-1SER 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 2 of 3 · 113 cases ## Cases, newest first - [NTSB ATL06CA026](https://openairdocs.org/ntsb/ATL06CA026.md): Eurocopter France AS-350-B2 · Jasper, AL · Accident · Serious injuries · Data collection · Final report · Dec 22, 2005 · N350ET · Substantial damage > The pilot's failure to maintain a visual look out, and proper altitude clearance during a low level flight, resulting in an in-flight collision with a power line. - [NTSB MIA06FA022](https://openairdocs.org/ntsb/MIA06FA022.md): Aerospatiale AS350B · Homestead, FL · Accident · 1 fatal · Field investigation · Final report · Nov 21, 2005 · N264BH · 2 aircraft · Substantial damage > The failure of both pilot's to maintain visual lookout resulting in the mid-air collision. A factor in the accident was the failure of the AS-350B pilot to follow approach procedures suggested in the Speedway Heliport Operations Manual. Findings in the… - [NTSB CHI05FA192](https://openairdocs.org/ntsb/CHI05FA192.md): Aerospatiale AS365N · Valparaiso, IN · Accident · No injuries · Field investigation · Final report · Jul 14, 2005 · N365S · Substantial damage > The loose tail rotor drive shaft coupling due to its improper installation by the operator's maintenance personnel, which resulted in the failure of the tail rotor drive shaft. An additional cause was the inability of the pilot to maintain control of the… - [NTSB LAX05FA229](https://openairdocs.org/ntsb/LAX05FA229.md): Eurocopter AS350BA · Kapaau, HI · Accident · No injuries · Field investigation · Final report · Jul 12, 2005 · N4064F · Substantial damage > the in-flight separation of the tail rotor system as a result of a loss of clamp force and fatigue fracturing of the attachment nut plates. The cause of the loss of clamp force was likely due to an inadvertent tail rotor blade strike during the previous… - [NTSB IAD05MA078](https://openairdocs.org/ntsb/IAD05MA078.md): Sikorsky S-76C · New York, NY · Accident · Serious injuries · Major investigation · Final report · Jun 17, 2005 · N317MY · Substantial damage > An inadvertent encounter with a left quartering tailwind. Factors in the accident were settling with power, the high gross weight of the helicopter, and the crew's failure to accurately assess the winds in the area. - [NTSB LAX05GA192](https://openairdocs.org/ntsb/LAX05GA192.md): Eurocopter AS 350 B2 · Bisbee, AZ · Accident · Serious injuries · Final report · Jun 2, 2005 · N5205F · Substantial damage > the pilot's failure to maintain an adequate forward airspeed, which resulted in an in-flight loss of control due to a loss of tail rotor effectiveness, while operating near the out of ground effect hover capability of the helicopter. Contributing factors to… - [NTSB LAX05CA102](https://openairdocs.org/ntsb/LAX05CA102.md): Aerospatiale AS350BA · Lihue, HI · Accident · No injuries · Data collection · Final report · Feb 21, 2005 · N905BK · Substantial damage > the pilot's failure to maintain adequate terrain clearance, which resulted in the in-flight collision with terrain. - [NTSB LAX05FA056](https://openairdocs.org/ntsb/LAX05FA056.md): Eurocopter France AS350BA · Panamint Spring, CA · Accident · 1 fatal · Field investigation · Final report · Dec 30, 2004 · N410JC · Destroyed > The pilot's misjudged lateral distance from a mountainside and failure to maintain an adequate clearance from terrain and obstacles while performing a low altitude filming maneuver. - [NTSB LAX05FA053](https://openairdocs.org/ntsb/LAX05FA053.md): Eurocopter AS-350-B3 · Apache Junction, AZ · Accident · 1 fatal · Field investigation · Final report · Dec 15, 2004 · N971AE · Substantial damage > A loss of control during the final approach to land for undetermined reasons. - [NTSB LAX05LA020](https://openairdocs.org/ntsb/LAX05LA020.md): American Eurocopter AS350-BA · Oxnard, CA · Accident · Minor injuries · Limited investigation · Final report · Nov 9, 2004 · N655TV · Substantial damage > The inadvertent in-flight engagement of the collective down lock, which resulted in an uncontrolled descent and ground impact. The collective down lock engagement was likely due to a combination of the reduced clearance between the lock plate and the… - [NTSB LAX05LA025](https://openairdocs.org/ntsb/LAX05LA025.md): Eurocopter AS350B3 · Sierra Vista, AZ · Accident · No injuries · Limited investigation · Final report · Nov 2, 2004 · N106LN · Substantial damage > An inconsistency between the engines' two N2 sensor signals caused the fuel control to enter a fixed mode, which limited the power available. Contributing to the accident was the lack of altitude and airspeed available to give the pilot time to select a… - [NTSB CHI04CA233](https://openairdocs.org/ntsb/CHI04CA233.md): Eurocopter AS 350 B2 · New Hudson, MI · Accident · No injuries · Data collection · Final report · Aug 17, 2004 · N631SD · Substantial damage > The autorotation performed by the dual student and the delayed remedial action by the certified flight instructor. - [NTSB LAX04LA256](https://openairdocs.org/ntsb/LAX04LA256.md): Eurocopter AS350 B2 · Hilo, HI · Accident · Minor injuries · Limited investigation · Final report · Jul 8, 2004 · N196BH · Substantial damage > the pilot's inadequate planning/decision by his VFR flight into IMC, and his failure to maintain obstacle clearance which resulted in an in-flight collision with a tree. A low ceiling and fog were contributing factors. - [NTSB LAX04LA254](https://openairdocs.org/ntsb/LAX04LA254.md): Eurocopter AS-350-B2 · Scottsdale, AZ · Accident · Minor injuries · Limited investigation · Final report · Jul 1, 2004 · N513TS · Destroyed > Inadvertent in-flight engagement of the collective down lock, which resulted in an uncontrolled descent and ground impact. The collective down lock engagement was caused by the improper installation and/or adjustment of the collective locking system, which… - [NTSB ANC04LA053](https://openairdocs.org/ntsb/ANC04LA053.md): Aerospatiale AS-350B2 · Skagway, AK · Accident · No injuries · Limited investigation · Final report · May 11, 2004 · N60618 · Substantial damage > A loss of engine power during cruise flight for an undetermined reason, which resulted in a ditching and submersion of the helicopter when the emergency float system did not deploy. Factors contributing to the accident were improper rigging of the mechanical… - [NTSB NYC04FA117](https://openairdocs.org/ntsb/NYC04FA117.md): Eurocopter AS-350BA · Brooklyn, NY · Accident · Serious injuries · Field investigation · Final report · May 4, 2004 · N4NY · Destroyed > The pilot's failure to maintain control of the helicopter after a loss of hydraulic system pressure due to a failure of the hydraulic pump belt. Factors in this accident were the pilot's misidentification of a hydraulic failure, the pilot's subsequent failure… - [NTSB DCA04MA030](https://openairdocs.org/ntsb/DCA04MA030.md): Sikorsky S76A++ · Gulf of Mexico · Accident · 10 fatal · Class 1 · Major · Final report · Mar 23, 2004 · N579EH · Destroyed > the flight crew's failure to identify and arrest the helicopter's descent for undetermined reasons, which resulted in controlled flight into terrain. - [NTSB LAX04IA133](https://openairdocs.org/ntsb/LAX04IA133.md): Eurocopter AS 350B · Las Vegas, NV · Incident · No injuries · Incident investigation · Final report · Feb 20, 2004 · N358NT · Minor damage > the tail rotor pitch change lever failed in fatigue due to improper installation by company maintenance personnel. - [NTSB DEN04LA033](https://openairdocs.org/ntsb/DEN04LA033.md): Aerospatiale AS 365 N-2 · Santa Fe, NM · Accident · No injuries · Limited investigation · Final report · Dec 27, 2003 · N291LL · Destroyed > the pilot's failure to maintain lateral clearance from the hangar. A contributing factor was the gusty crosswind. - [NTSB LAX03MA292](https://openairdocs.org/ntsb/LAX03MA292.md): Aerospatiale AS350BA · GrandCanyonWest, AZ · Accident · 7 fatal · Class 1 · Major · Final report · Sep 20, 2003 · N270SH · Destroyed > The pilot's disregard of safe flying procedures and misjudgment of the helicopter's proximity to terrain, which resulted in an in-flight collision with a canyon wall. Contributing to the accident was the failure of Sundance Helicopters and the Federal… - [NTSB LAX03LA297](https://openairdocs.org/ntsb/LAX03LA297.md): Eurocopter France AS 350 BA · Hilo, HI · Accident · No injuries · Limited investigation · Final report · Sep 9, 2003 · N5206J · Substantial damage > the pilot's inadvertent encounter with instrument meteorological conditions and his failure to maintain aircraft control. Contributing factors were fog, rough/uneven terrain, and spatial disorientation. - [NTSB FTW03LA178](https://openairdocs.org/ntsb/FTW03LA178.md): Aerospatiale AS350BA · Ship Shoal 80 · Accident · No injuries · Limited investigation · Final report · Jul 7, 2003 · N147BH · Substantial damage > The pilot's failure to maintain clearance with the safety fence while landing on an off-shore helipad. - [NTSB LAX03LA225](https://openairdocs.org/ntsb/LAX03LA225.md): American Eurocopter AS350BA · Temple Bar, AZ · Accident · Minor injuries · Limited investigation · Final report · Jul 5, 2003 · N2273A · Substantial damage > the pilot's failure to follow the published electrical system emergency procedures for a hot battery, and his misjudged landing flare during the terminal phase of the autorotation maneuver at low level. - [NTSB LAX03TA204](https://openairdocs.org/ntsb/LAX03TA204.md): Eurocopter France AS 350 B2 · Riverside, CA · Accident · No injuries · Final report · Jun 13, 2003 · N6087C · Substantial damage > The flying pilot's failure to align the helicopter during a simulated emergency landing, which resulted in a hard landing and structural damage to the helicopter. A factor associated with the accident was the check pilot's failure to initiate remedial action. - [NTSB DEN03FA099](https://openairdocs.org/ntsb/DEN03FA099.md): Agusta A109K2 · Salt Lake City, UT · Accident · 1 fatal · Field investigation · Final report · Jun 8, 2003 · N123RX · Destroyed > Fatigue of the tail rotor trunnion resulting in complete trunnion failure and subsequent tail rotor separation from the helicopter. Factors contributing to the accident were the low altitude, low airspeed, excessive tail rotor loading, and the worn tail-rotor… - [NTSB FTW03LA106](https://openairdocs.org/ntsb/FTW03LA106.md): Eurocopter AS350B2 · Venice, LA · Accident · Minor injuries · Limited investigation · Final report · Mar 6, 2003 · N945PT · Destroyed > The pilot's inability to maintain directional control following a loss of tail rotor drive. A contributing factor was the fog. - [NTSB FTW03LA081](https://openairdocs.org/ntsb/FTW03LA081.md): Aerospatiale AS-350-BA · Venice, LA · Accident · Minor injuries · Limited investigation · Final report · Jan 9, 2003 · N22TV · Destroyed > The loss of tail rotor drive as a result of baggage coming in contact with the tail rotor blades after the aft cargo door was not secured. A contributing factor was the passenger's failure to follow the procedures for properly securing the helicopter's doors… - [NTSB DEN03LA020](https://openairdocs.org/ntsb/DEN03LA020.md): Aerospatiale AS-350BA · Monticello, UT · Accident · Minor injuries · Limited investigation · Final report · Dec 2, 2002 · N20840 · Substantial damage > the pilot's failure to maintain rotor rpm. A related factor was the presence of an object in the path during the touchdown. - [NTSB LAX03LA027](https://openairdocs.org/ntsb/LAX03LA027.md): Aerospatiale AS350B · Kingman, AZ · Accident · Minor injuries · Limited investigation · Final report · Nov 10, 2002 · N909WA · Substantial damage > the pilot's inadequate visual lookout and failure to maintain adequate clearance from transmission wires while performing low altitude operations. - [NTSB LAX02FA281](https://openairdocs.org/ntsb/LAX02FA281.md): Aerospatiale AS350BA · Peach Springs, AZ · Accident · Minor injuries · Field investigation · Final report · Sep 12, 2002 · N357NT · Substantial damage > the pilot's failure to maintain an adequate airspeed and main rotor rpm during the landing approach as prescribed in the hydraulic pump failure emergency procedures found in the rotorcraft flight manual, thus resulting in a loss of control of the aircraft and… - [NTSB FTW02LA247](https://openairdocs.org/ntsb/FTW02LA247.md): Eurocopter AS350B3 · Eagle Pass, TX · Accident · No injuries · Limited investigation · Final report · Sep 2, 2002 · N747R · Substantial damage > The insufficient length of the stepper motor rack inside the HMU, which caused the red "GOV" light to illuminate and the fuel metering valve to freeze causing the engine to automatically engage the manual mode. - [NTSB MIA02FA161](https://openairdocs.org/ntsb/MIA02FA161.md): Sikorsky S76A+ · Miami, FL · Accident · Serious injuries · Field investigation · Final report · Aug 31, 2002 · N15460 · Substantial damage > The flight crew's diverted attention, inadequate visual lookout, and failure to ensure adequate main rotor clearance. Factors in the accident were the continued operation, with known obstructions in the area, and the failure of the FAA to initially certify… - [NTSB LAX02LA217](https://openairdocs.org/ntsb/LAX02LA217.md): Aerospatiale AS350 BA · Honolulu, HI · Accident · No injuries · Limited investigation · Final report · Jul 7, 2002 · N141MK · Substantial damage > the pilot's failure to maintain adequate tail rotor clearance from the sloping terrain in unfavorable wind conditions. - [NTSB ANC02LA068](https://openairdocs.org/ntsb/ANC02LA068.md): Eurocopter France AS-350-B2 · Denali Park, AK · Accident · Minor injuries · Limited investigation · Final report · Jun 26, 2002 · N197EH · Substantial damage > The pilot's failure to maintain aircraft control during takeoff, which resulted in dynamic rollover of the helicopter. A contributing factor was the frozen terrain. - [NTSB CHI02FA174](https://openairdocs.org/ntsb/CHI02FA174.md): Eurocopter France AS-350-B2 · Norfolk, NE · Accident · 3 fatal · Field investigation · Final report · Jun 21, 2002 · N852HW · Substantial damage > A loss of tail rotor effectiveness and the pilot's failure to maintain control of the helicopter. Factors associated with the accident were the binding of the tail rotor pitch changed rod, the gusty wind conditions, and the pilot’s lack of total experience in… - [NTSB ATL02LA097](https://openairdocs.org/ntsb/ATL02LA097.md): Aerospatiale 350B · Gainesville, GA · Accident · No injuries · Limited investigation · Final report · May 13, 2002 · N696CH · Substantial damage > The check airman’s failure to follow prescribed procedures that resulted in the lost of control and subsequent in-flight collision with the terrain. A factor was gusting wind conditions. - [NTSB ANC02FA029](https://openairdocs.org/ntsb/ANC02FA029.md): Eurocopter AS-350-B2 · Valdez, AK · Accident · No injuries · Field investigation · Final report · Apr 11, 2002 · N917JT · Substantial damage > The pilot's failure to disengage the hydraulic system, and maintain forward airspeed during landing as delineated in the emergency procedures section of the helicopter's operations manual, which resulted in a loss of control while hovering. Factors… - [NTSB LAX02FA114](https://openairdocs.org/ntsb/LAX02FA114.md): Eurocopter AS-350B · Susanville, CA · Accident · 1 fatal · Field investigation · Final report · Mar 21, 2002 · N1184H · Substantial damage > Failure of the pilot to maintain sufficient altitude/clearance above the water while performing a low altitude flight. Factors relating to the accident were the glassy water condition, and a lack of visual cues concerning perception of altitude. - [NTSB MIA02LA040](https://openairdocs.org/ntsb/MIA02LA040.md): Eurocopter AS-350-BA · Swanee, GA · Accident · No injuries · Limited investigation · Final report · Nov 16, 2001 · N6101U · Substantial damage > The pilot's improper visual lookout while hovering the helicopter, which resulted in the helicopter's main rotor blades colliding with a light post. - [NTSB FTW02FA017](https://openairdocs.org/ntsb/FTW02FA017.md): Aerospatiale AS350B2 · Roswell, NM · Accident · 2 fatal · Field investigation · Final report · Oct 19, 2001 · N111DT · Destroyed > The seizing of the cyclic control for an undetermined reason. A contributing factor was the lack of altitude for the pilot to regain control of the helicopter. - [NTSB LAX01LA304](https://openairdocs.org/ntsb/LAX01LA304.md): Aerospatiale AS350BA · Chico, CA · Accident · 1 fatal · Limited investigation · Final report · Sep 23, 2001 · N911NT · Destroyed > the pilot's inadequate in-flight decision and delay in initiating a go-around during an encounter with brown out conditions, which led to his failure to maintain alignment of the helicopter with the intended go-around flight path and a resulting collision… - [NTSB ANC01LA139](https://openairdocs.org/ntsb/ANC01LA139.md): Eurocopter AS 350 BA · Skagway, AK · Accident · No injuries · Limited investigation · Final report · Sep 9, 2001 · N60809 · Substantial damage > The pilot's misjudged flare while landing. Factors associated with the accident were whiteout conditions, and snow-covered terrain. - [NTSB LAX01MA272](https://openairdocs.org/ntsb/LAX01MA272.md): Eurocopter AS350-B2 · Meadview, AZ · Accident · 6 fatal · Major investigation · Final report · Aug 10, 2001 · N169PA · Destroyed > The pilot’s loss of control of the helicopter for undetermined reasons. - [NTSB LAX01FA252](https://openairdocs.org/ntsb/LAX01FA252.md): Sikorsky S-76A · Los Angeles, CA · Accident · Minor injuries · Field investigation · Final report · Jul 21, 2001 · N769BB · Substantial damage > The failure of the pilot to reduce the engine power control levers to ground idle prior to leaving the helicopter, resulting in the unmanned helicopter moving on the helipad and performing a dynamic rollover. - [NTSB FTW01LA166](https://openairdocs.org/ntsb/FTW01LA166.md): Eurocopter BK117-C1 · Decatur, TX · Accident · Serious injuries · Limited investigation · Final report · Jul 20, 2001 · N313LS · Substantial damage > the pilot's failure to follow the checklist and turn on the fuel transfer pumps, which resulted in fuel starvation and a dual loss of engine power while in cruise flight. - [NTSB LAX01LA083](https://openairdocs.org/ntsb/LAX01LA083.md): Eurocopter AS-350-B2 · Lihue, HI · Accident · Minor injuries · Limited investigation · Final report · Feb 1, 2001 · N985SA · Substantial damage > The manufacturer's inadequate collective lock design, which resulted in the collective unlocking during a preflight check and subsequent unintentional liftoff and loss of helicopter control. The pilot's loss of control was due in part to the unavailability of… - [NTSB LAX01LA025](https://openairdocs.org/ntsb/LAX01LA025.md): Aerospatiale AS350BA · Kamuela, HI · Accident · Serious injuries · Limited investigation · Final report · Oct 22, 2000 · N12NT · Substantial damage > A total loss of engine power due to the failure of the engine manufacturer's repair station personnel to install a circlip during engine overhaul, which resulted in the turbine assembly aft support bearing becoming dislodged and seized on the shaft. A factor… - [NTSB ANC00LA132](https://openairdocs.org/ntsb/ANC00LA132.md): Eurocopter AS-350B-3 · Ketchikan, AK · Accident · No injuries · Limited investigation · Final report · Sep 23, 2000 · N405AE · Substantial damage > The pilot's inadvertent activation of the collective flight stop/emergency fuel augmentation switch, which resulted in engine and main rotor overspeeds, thereby precipitating failures of the tail rotor drive shaft coupling and power turbine blades. A factor… - [NTSB LAX00LA195](https://openairdocs.org/ntsb/LAX00LA195.md): Eurocopter AS350B2 · Mesa, AZ · Accident · No injuries · Limited investigation · Final report · May 11, 2000 · N851HW · Substantial damage > the instructor pilot's failure to maintain control of the helicopter. - [NTSB ANC99LA141](https://openairdocs.org/ntsb/ANC99LA141.md): Eurocopter AS-350B-2 · Juneau, AK · Accident · No injuries · Limited investigation · Final report · Sep 11, 1999 · N6099Y · Substantial damage > The pilot's failure to maintain altitude/clearance. Factors associated with the accident were flat light conditions, snow-covered terrain, and self-induced pressure to continue the search. Next page: https://openairdocs.org/ntsb.md?engine=60030&page=3 ## 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.engine_model_code IN ('60030')) ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC ``` This list as a web page: https://openairdocs.org/ntsb?engine=60030&page=2 --- 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.