# NTSB investigations: Pratt & Whitney R1340 series: In flight collision with object 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 1 of 2 · 89 cases ## Latest cases - [NTSB CHI07CA250](https://openairdocs.org/ntsb/CHI07CA250.md): Grumman G-164A · Vinton, IA · Accident · Minor injuries · Data collection · Final report · Aug 5, 2007 · N48558 · Destroyed > The pilot failed to maintain clearance from the power line while maneuvering during an aerial application flight. A factor was the power line. - [NTSB CHI07CA230](https://openairdocs.org/ntsb/CHI07CA230.md): Gulfstream-Schweizer Gulfstream AM G-164B · Walnut Ridge, AR · Accident · Minor injuries · Data collection · Final report · Jul 23, 2007 · N8402K · Substantial damage > The pilot's improper decision to takeoff with a tailwind which resulted in a collision with terrain immediately after liftoff. Factors contributing to the accident were the tailwind and the levee. - [NTSB CHI07CA220](https://openairdocs.org/ntsb/CHI07CA220.md): Schweizer G-164B · West Liberty, IA · Accident · Minor injuries · Data collection · Final report · Jul 20, 2007 · N8490K · Substantial damage > The pilot's inadvertent encounter with birds immediately after takeoff and the resulting loss of engine power. Contributing factors were the fence and ditch encountered during the overrun. - [NTSB CHI07CA188](https://openairdocs.org/ntsb/CHI07CA188.md): Air Tractor AT-301 · Walkerville, IL · Accident · No injuries · Data collection · Final report · Jun 30, 2007 · N5230S · Destroyed > The altitude/clearance not maintained by the pilot during the aerial application flight. The corn was a contributing factor. - [NTSB LAX07CA053](https://openairdocs.org/ntsb/LAX07CA053.md): North American AT-6C · Mojave, CA · Accident · No injuries · Data collection · Final report · Dec 7, 2006 · N9525C · Substantial damage > the pilot's failure to maintain adequate clearance from a sign while performing a low altitude maneuver. - [NTSB CHI06CA235](https://openairdocs.org/ntsb/CHI06CA235.md): Grumman-Schweizer G-164A · Gering, NE · Accident · No injuries · Data collection · Final report · Aug 10, 2006 · N48461 · Substantial damage > The pilot's failure to maintain clearance from the power lines during the aerial application flight. Factors were the low altitude and power lines. - [NTSB SEA06CA111](https://openairdocs.org/ntsb/SEA06CA111.md): North American SNJ-6 · American Falls, ID · Accident · No injuries · Data collection · Final report · Jun 4, 2006 · N45CK · Substantial damage > The pilot's performance of low altitude flight and his failure to maintain clearance with a power line, which resulted in an in-flight collision with the power line. - [NTSB CHI05LA211](https://openairdocs.org/ntsb/CHI05LA211.md): Grumman G-164A · Buchanan, ND · Accident · Serious injuries · Limited investigation · Final report · Aug 4, 2005 · N6858Q · Destroyed > The pilot failed to maintain obstacle clearance from the power lines. Factors included the glare on the windshield and the power lines. - [NTSB CHI05CA207](https://openairdocs.org/ntsb/CHI05CA207.md): Allied Ag Cat Productions G-164A · Trufant, MI · Accident · No injuries · Data collection · Final report · Jul 31, 2005 · N8951H · Substantial damage > The pilot's inadequate visual lookout and not maintaining clearance from the watering pivot during the aerial application maneuver and the unsuitable terrain he encountered during the emergency landing. A factor was the sunglare encountered. - [NTSB CHI05CA183](https://openairdocs.org/ntsb/CHI05CA183.md): Rockwell S-2R · Guelph, ND · Accident · Serious injuries · Data collection · Final report · Jul 12, 2005 · N4232X · Substantial damage > The pilot's failure to maintain clearance to the guy wire during the agricultural application pass. Contributing factors were the guy wire, and low altitude flight. - [NTSB LAX04CA323](https://openairdocs.org/ntsb/LAX04CA323.md): Aero Commander S2R · Firebaugh, CA · Accident · No injuries · Data collection · Final report · Sep 18, 2004 · N8822Q · Substantial damage > the failure of the pilot to maintain clearance from high tension wires in dark night conditions. The reason for the loss of engine power after the wire collision was not determined. - [NTSB CHI04CA224](https://openairdocs.org/ntsb/CHI04CA224.md): Air Tractor AT-301 · Cambridge, KS · Accident · Minor injuries · Data collection · Final report · Aug 12, 2004 · N2353W · Substantial damage > The pilot not jettisoning his chemical load during initial climb with the reported loss of airplane performance. Factors were the reported loss of aircraft performance and the tree. - [NTSB SEA04LA099](https://openairdocs.org/ntsb/SEA04LA099.md): Grumman G-164B · Midvale, ID · Accident · Serious injuries · Limited investigation · Final report · Jun 5, 2004 · N8440K · Destroyed > The failure of the pilot to maintain clearance from the high tension powerline. A factor was the powerline. - [NTSB SEA04LA093](https://openairdocs.org/ntsb/SEA04LA093.md): Grumman G-164 · Rexburg, ID · Accident · Minor injuries · Limited investigation · Final report · Jun 1, 2004 · N657Y · Substantial damage > The pilot's failure to maintain clearance from an object while maneuvering during an aerial application flight. Contributing factors were the pilot's diverted attention and the irrigation pivot. - [NTSB FTW04LA132](https://openairdocs.org/ntsb/FTW04LA132.md): Air Tractor AT-301 · Donna, TX · Accident · Minor injuries · Limited investigation · Final report · May 21, 2004 · N3168H · Substantial damage > The pilot's failure to maintain clearance from the high tension power lines. - [NTSB FTW04LA021](https://openairdocs.org/ntsb/FTW04LA021.md): Air Tractor AT-301 · San Angelo, TX · Accident · No injuries · Limited investigation · Final report · Nov 12, 2003 · N1361E · Substantial damage > The pilot's improper weather evaluation and the wrong runway selection. A contributing factor was the tailwind. - [NTSB CHI03LA261](https://openairdocs.org/ntsb/CHI03LA261.md): Air Tractor AT-301 · Aplington, IA · Accident · Serious injuries · Limited investigation · Final report · Aug 14, 2003 · N4339S · Substantial damage > The pilot not maintaining proper altitude/clearance from the wire during the aerial application flight. The factor to the accident was the power line. - [NTSB CHI03LA243](https://openairdocs.org/ntsb/CHI03LA243.md): Rockwell International S-2R · Mitchell, SD · Accident · Minor injuries · Limited investigation · Final report · Aug 2, 2003 · N4923X · Substantial damage > The pilot's inadequate visual lookout and not maintaining clearance from the power line during the low level aerial application maneuver. A related factor was the power line. - [NTSB SEA03LA101](https://openairdocs.org/ntsb/SEA03LA101.md): Rockwell International S-2R · Royal City, WA · Accident · No injuries · Limited investigation · Final report · Jun 12, 2003 · N8468V · Substantial damage > The pilot's failure to maintain clearance from a 20 foot high post while applying chemicals to an agricultural field, which resulted in impact damage to the right main landing gear, and ultimately to a collapse of the subject gear during the subsequent… - [NTSB MIA03LA094](https://openairdocs.org/ntsb/MIA03LA094.md): Air Tractor AT- 401 · Fellsmere, FL · Accident · Serious injuries · Limited investigation · Final report · Apr 8, 2003 · N4549N · Destroyed > The poor in-flight planning by the pilot-in-command for his overhsooting the pull-up following a spray pass resulting in the in-flight collision with trees then terrain. Contributing to the accident was sunglare that the pilot encountered during the spray… - [NTSB FTW02LA256](https://openairdocs.org/ntsb/FTW02LA256.md): Air Tractor AT-301 · Altus, OK · Accident · Minor injuries · Limited investigation · Final report · Sep 14, 2002 · N23736 · Substantial damage > the pilot's failure to maintain clearance with electrical wires while maneuvering during an aerial application flight. - [NTSB FTW02LA245](https://openairdocs.org/ntsb/FTW02LA245.md): Air Tractor AT-401 · Hearne, TX · Accident · Minor injuries · Limited investigation · Final report · Aug 30, 2002 · N9193Y · Substantial damage > The pilot's failure to maintain clearance with a pump rig while maneuvering during an aerial application flight. A factor was the object. - [NTSB LAX02LA203](https://openairdocs.org/ntsb/LAX02LA203.md): Air Tractor AT-301 · Westmorland, CA · Accident · 1 fatal · Limited investigation · Final report · Jun 20, 2002 · N8719S · Destroyed > The pilot's failure to maintain clearance with the power lines while maneuvering during an aerial application flight. A factor was the dark night condition. - [NTSB CHI02LA095](https://openairdocs.org/ntsb/CHI02LA095.md): Schweizer G-164A · Cascade, IA · Accident · Serious injuries · Limited investigation · Final report · Mar 20, 2002 · N9763 · Substantial damage > The pilot's inadequate preflight planning/preparation and his failure to maintain clearance with the wire. A factor associated with the accident was the wire that the airplane contacted. - [NTSB CHI01LA251](https://openairdocs.org/ntsb/CHI01LA251.md): Aero Commander S2R · Pierre, SD · Accident · Serious injuries · Limited investigation · Final report · Jul 31, 2001 · N5551X · Destroyed > clearance not obtained by the pilot. A contributing factor was the transmission line. - [NTSB CHI01LA195](https://openairdocs.org/ntsb/CHI01LA195.md): Air Tractor AT-401 · Ellinwood, KS · Accident · No injuries · Limited investigation · Final report · Jul 2, 2001 · N4549E · Substantial damage > The pilot failed to see and avoid the guy wire during an aerial application flight. A factor associated with the accident was the guy wire. - [NTSB SEA01LA055](https://openairdocs.org/ntsb/SEA01LA055.md): Grumman-Schweizer G-164A · Waitsburg, WA · Accident · Minor injuries · Limited investigation · Final report · Feb 28, 2001 · N48651 · Destroyed > The pilot's failure to maintain clearance from the power lines during a pull-up, resulting in an in-flight collision with the lines, loss of control and subsequent in-flight collision with terrain. Contributing factors were the power lines and the pilot's… - [NTSB SEA00LA148](https://openairdocs.org/ntsb/SEA00LA148.md): Air Tractor AT-301 · Brockway, MT · Accident · Serious injuries · Limited investigation · Final report · Jul 31, 2000 · N4330S · Substantial damage > The pilot's failure to maintain clearance from power lines. - [NTSB FTW00LA162](https://openairdocs.org/ntsb/FTW00LA162.md): Air Tractor AT-401B · Thibodaux, LA · Accident · Serious injuries · Limited investigation · Final report · Jun 1, 2000 · N5028Q · Substantial damage > The pilot's failure to maintain clearance with the power lines while maneuvering during an aerial application flight. A factor was the sunglare on the windscreen. - [NTSB FTW99LA252](https://openairdocs.org/ntsb/FTW99LA252.md): Grumman-Schweizer G-164A · Seminole, TX · Accident · Minor injuries · Limited investigation · Final report · Sep 3, 1999 · N7362 · Destroyed > The pilot's failure to maintain clearance with powerlines. A factor was the pilot's diverted attention to the light bar for the electronic swath guidance system installed in the airplane. - [NTSB FTW99LA239](https://openairdocs.org/ntsb/FTW99LA239.md): Air Tractor AT-401 · Hart, TX · Accident · Minor injuries · Limited investigation · Final report · Aug 25, 1999 · N15119 · Substantial damage > The pilot's failure to maintain clearance with power lines. - [NTSB CHI99LA287](https://openairdocs.org/ntsb/CHI99LA287.md): Rockwell S-2R · Garden City, KS · Accident · No injuries · Limited investigation · Final report · Aug 11, 1999 · N4923X · Substantial damage > The pilot's misjudging his pull-up maneuver resulting in contact with the wire. A contributing factor was the wire. - [NTSB MIA99LA160](https://openairdocs.org/ntsb/MIA99LA160.md): Grumman G-164A · Orlando, FL · Accident · No injuries · Limited investigation · Final report · May 25, 1999 · N711ZY · Substantial damage > The pilots misjudgment of altitude during an attempted banner tow pick-up. This resulted in the banner becoming entangled around the main landing gear. The pilot made a go-around. On landing rollout the banner became entangled around a runway light, and the… - [NTSB SEA98FA164](https://openairdocs.org/ntsb/SEA98FA164.md): North American SNJ-5C · Winlock, WA · Accident · 2 fatal · Field investigation · Final report · Aug 14, 1998 · N766CA · Destroyed > The pilot's failure to maintain adequate altitude during attempted low-level aerobatics. - [NTSB CHI98LA306](https://openairdocs.org/ntsb/CHI98LA306.md): Rockwell S2R · Kindred, ND · Accident · Minor injuries · Limited investigation · Final report · Aug 8, 1998 · N5524X · Destroyed > the pilot did not maintain clearance with obstructions along his flight path. - [NTSB LAX98LA240](https://openairdocs.org/ntsb/LAX98LA240.md): Grumman G-164A · Tracy, CA · Accident · 1 fatal · Limited investigation · Final report · Jul 22, 1998 · N7442 · Destroyed > The failure of the pilot to maintain an adequate clearance with the telephone wires. - [NTSB LAX98LA238](https://openairdocs.org/ntsb/LAX98LA238.md): Ayres S2R · Shafter, CA · Accident · No injuries · Limited investigation · Final report · Jul 21, 1998 · N8960Q · Substantial damage > The pilot's failure to maintain an adequate clearance from the irrigation standpipe due to glare from the rising sun. - [NTSB FTW98LA304](https://openairdocs.org/ntsb/FTW98LA304.md): Air Tractor AT-301 · Plainview, TX · Accident · No injuries · Limited investigation · Final report · Jul 8, 1998 · N2325G · Substantial damage > The pilot's failure to maintain obstacle clearance during the aerial application flight. A factor was the transmission wire. - [NTSB SEA98LA080](https://openairdocs.org/ntsb/SEA98LA080.md): Air Tractor AT-401 · Idaho Falls, ID · Accident · Minor injuries · Limited investigation · Final report · May 20, 1998 · N1009T · Substantial damage > The pilot's failure to maintain clearance from a power transmission line during an aerial application flight. Factors include a power line located just beyond the boundary of the field being sprayed, and the pilot's incorrect judgement of the distance between… - [NTSB FTW97LA336](https://openairdocs.org/ntsb/FTW97LA336.md): Grumman G-164A · Muleshoe, TX · Accident · Minor injuries · Limited investigation · Final report · Aug 30, 1997 · N9807 · Substantial damage > failure of the pilot to see the standpipe in time to avoid an accident (inadequate visual lookout), and his failure to maintain clearance with electrical wires, while maneuvering during an aerial application flight. - [NTSB CHI97LA263](https://openairdocs.org/ntsb/CHI97LA263.md): Grumman G-164B · Burlington, WI · Accident · No injuries · Limited investigation · Final report · Aug 16, 1997 · N7016Y · Substantial damage > the deer which contacted the airplane. - [NTSB MIA97LA210](https://openairdocs.org/ntsb/MIA97LA210.md): Grumman-Schweizer G-164A · Woodeberry, TN · Accident · No injuries · Limited investigation · Final report · Jul 13, 1997 · N7981 · Destroyed > in-flight collision with a fence during takeoff. Factors in this accident were the pilot's inadequate pre-flight by not calculating the total weight of the airplane, and high temperatures. - [NTSB MIA97LA208](https://openairdocs.org/ntsb/MIA97LA208.md): Air Tractor AT-401 · Altha, FL · Accident · Minor injuries · Limited investigation · Final report · Jul 8, 1997 · N1509C · Destroyed > the pilot's impairment of judgment and performance due to alcohol which led to his failure to maintain control of the airplane. - [NTSB FTW97LA242](https://openairdocs.org/ntsb/FTW97LA242.md): Air Tractor AT-301 · Edna, TX · Accident · No injuries · Limited investigation · Final report · Jun 30, 1997 · N4396S · Substantial damage > failure of the pilot to maintain clearance from a guy wire, during a swath run. - [NTSB CHI97LA106](https://openairdocs.org/ntsb/CHI97LA106.md): Air Tractor AT-401 · Highmore, SD · Accident · Minor injuries · Limited investigation · Final report · Apr 18, 1997 · N1008P · Substantial damage > a premature lift-off of the airplane by the pilot in command. - [NTSB FTW96LA371](https://openairdocs.org/ntsb/FTW96LA371.md): Air Tractor AT-301 · Meadow, TX · Accident · No injuries · Limited investigation · Final report · Sep 3, 1996 · N3166H · Substantial damage > The pilot's failure to maintain clearance from the transmission wire. A factor was the lack of suitable terrain for a forced landing. - [NTSB ATL96LA116](https://openairdocs.org/ntsb/ATL96LA116.md): Grumman G-164A · Mayersville, MS · Accident · Minor injuries · Limited investigation · Final report · Aug 2, 1996 · N7362 · Substantial damage > failure of the pilot to maintain adequate clearance from an object (vehicle) on the ground. - [NTSB FTW96LA236](https://openairdocs.org/ntsb/FTW96LA236.md): Rockwell S-2R · Dumas, AR · Accident · Minor injuries · Limited investigation · Final report · Jun 4, 1996 · N3646X · Substantial damage > Failure of all personnel concerned to identify the unsafe/hazardous condition, which resulted from a visual restriction, due to trees near the intersection of the road and runway. - [NTSB CHI95LA260](https://openairdocs.org/ntsb/CHI95LA260.md): Schweizer G-164A-450 · Grand Forks, ND · Accident · Minor injuries · Limited investigation · Final report · Aug 5, 1995 · N7994 · Substantial damage > the pilot's failure to maintain clearance with transmission wires. A factor in the accident was the sunglare. - [NTSB MIA95LA180](https://openairdocs.org/ntsb/MIA95LA180.md): Air Tractor AT-401 · Clewiston, FL · Accident · No injuries · Limited investigation · Final report · Jul 10, 1995 · N9186J · Substantial damage > Improper weather evaluation by the pilot in command while attempting to takeoff with a quartering tailwind associated with a nearby thunderstorm and failure of the pilot to maintain directional control. Next page: https://openairdocs.org/ntsb.md?engine=52016&occurrence=220&page=2 ## 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 ('52016') AND EXISTS (SELECT 1 FROM 'https://openairdocs.org/data/latest/ntsb_occurrences.parquet' o WHERE o.case_mkey = x.case_mkey AND o.aircrafts_position = x.position AND o."occurrenceNumber" = 1 AND o."occurrenceCode" = 220)) ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC ``` This list as a web page: https://openairdocs.org/ntsb?engine=52016&occurrence=220 --- 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.