# NTSB CHI06FA210: de Havilland DHC-6-100, N203E, Sullivan, MO, July 29, 2006 - Type: NTSB accident investigation - Classification: Accident · Fatal · Class 1 · Field · Final report - Date: July 29, 2006, 13:45 local (18:45 UTC) - Place: Sullivan, MO - Coordinates: 38.23389, -91.173614 - Nearby events: https://openairdocs.org/map.md?lat=38.2339&lon=-91.1736&mi=10 - Phase of flight: [Takeoff](https://openairdocs.org/ntsb-phases/300) (OpenAirDocs' grouping) - Highest injury: Fatal - Injuries: 6 fatal, 2 serious - Status: Completed, report January 29, 2009 - Report: Board-adopted at Board Meeting - Investigation class: Class 1 - Parties: Pratt & Whitney Canada, Woodward Governor Company, Viking Air Limited, Honeywell, Federal Aviation Administration - Safety recommendations: Yes - NTSB case key (mKey): 64226 - NTSB case page: https://www.ntsb.gov/investigations/Pages/CHI06FA210.aspx - NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/64226/pdf - Board report AAR0803 (PDF): https://www.ntsb.gov/investigations/AccidentReports/Reports/AAR0803.pdf - NTSB docket: https://data.ntsb.gov/Docket?ProjectID=64226 - Page: https://openairdocs.org/ntsb/CHI06FA210 ## Probable cause the pilot's failure to maintain airspeed following a loss of power in the right engine due to the fracturing of compressor turbine blades for undetermined reasons. Contributing to some parachutists' injuries was the lack of a more effective restraint system on the airplane. ## Sequence of events In NTSB's coding before 2008 (https://www.ntsb.gov/GILS/Documents/codman.pdf). - Loss of engine power(total) - mech failure/malf, takeoff - reason for occurrence undetermined (cause) - turbine assembly,turbine blade - fractured (contributing factor) - all available runway - not used, pilot in command (contributing factor) - maintenance,overhaul - exceeded, company/operator management - altitude - low (contributing factor) - Forced landing, emergency landing after takeoff - Loss of control - in flight, emergency landing after takeoff - airspeed - not maintained, pilot in command (cause) - stall - inadvertent, pilot in command (cause) - emergency procedure - not followed, pilot in command - In flight collision with object, descent - uncontrolled - object - tree(s) (contributing factor) - object - wire,transmission (contributing factor) - In flight collision with terrain/water, descent - uncontrolled - terrain condition - ground ## Analysis The Safety Board's full report is available at http://www.ntsb.gov/publictn/publictn.htm. The Aircraft Accident Summary Report number is NTSB/AAR 08/03/SUM. On July 29, 2006, about 1345 central daylight time, a de Havilland DHC 6 100, N203E, registered to Adventure Aviation, LLC, and operated by Skydive Quantum Leap as a local parachute operations flight, crashed into trees and terrain after takeoff from Sullivan Regional Airport, near Sullivan, Missouri. The pilot and five parachutists were killed, and two parachutists were seriously injured. The flight was operated under 14 Code of Federal Regulations Part 91 with no flight plan filed. Visual meteorological conditions prevailed. ## Factual narrative The Safety Board's full report is available at http://www.ntsb.gov/publictn/publictn.htm. The Aircraft Accident Summary Report number is NTSB/AAR 08/03/SUM. On July 29, 2006, about 1345 central daylight time, a de Havilland DHC 6 100, N203E, registered to Adventure Aviation, LLC, and operated by Skydive Quantum Leap as a local parachute operations flight, crashed into trees and terrain after takeoff from Sullivan Regional Airport, near Sullivan, Missouri. The pilot and five parachutists were killed, and two parachutists were seriously injured. The flight was operated under 14 Code of Federal Regulations Part 91 with no flight plan filed. Visual meteorological conditions prevailed. ## Aircraft - Registration: [N203E](https://openairdocs.org/deregistered/N203E-2013-07-18), registration cancelled 2013-07-18, S/N 53, built 1967 (OpenAirDocs) - Reported make and model: de Havilland DHC-6-100 - Registry model: [Dehavilland DHC-6 TWIN OTTER](https://openairdocs.org/model/dehavilland-dhc-6-twin-otter) (registry code 2802606) (OpenAirDocs) - Registry engine: [U/A Canada PT6 SER 578HP](https://openairdocs.org/engine/u-a-canada-pt6-ser-578hp) (registry code 61501, turbo-prop) (OpenAirDocs) - Category: Airplane - Serial number: 53 - Airframe hours: 37434.4 - Engines: Pratt & Whitney Canada PT6A-20 550 horsepower turbo prop - Damage: Substantial damage - Flight: Skydiving, Part 91 - Registered owner: Adventure Aviation LLC - Airworthiness certificate: Standard, Normal - Last inspection: Continuous airworthiness, May 1, 2006, 54.6 hours before - Departed: UUV, Sullivan, MO - Destination: UUV - Airport: UUV, Sullivan Regional, runway 24, 4,500 × 75 ft, concrete ## Flight crew As NTSB recorded them. NTSB leaves out names. - Pilot; age 42; injuries: fatal; airline transport; airplane ratings: multi-engine land, single-engine land; instrument ratings: airplane; medical: class 1, without waivers/limitations; seat: left; toxicology performed; flight hours: 6,000 total ## Weather - Conditions: Visual (VMC), Day - Wind: 290° at 9 knots - Visibility: 10 statute miles - Lowest ceiling: none - Temperature: 95 °F, dew point 68 °F - Altimeter: 30.04 inHg - Observed at: VIH, 29 nm away ## FAA reports on this event (1) The FAA's own accident and incident reports, matched to the aircraft by N-number and date (OpenAirDocs). - [Accident 20060729016389A](https://openairdocs.org/incident/20060729016389A), Jul 29, 2006: Dhav DHC6300, Sullivan, MO, Substantial damage, 6 fatal. (-23) Briefly after takeoff, the right engine emitted smoke and fire and subsequently was either shut-down intentionally by the pilot or quit operating (eye… ## Other investigations on N203E (1) From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date, checked against the reported serial number, make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model. - [NTSB LAX90LA298](https://openairdocs.org/ntsb/LAX90LA298), Aug 22, 1990: de Havilland DHC-6 (N203E), California City, CA, substantial damage. Probable cause: THE FAILURE OF THE HELICOPTER PILOT TO MAINTAIN ADEQUATE CLEARANCE FROM THE JUMP AIRCRAFT. A FACTOR IN THE ACCIDENT WAS THE INABILITY OF THE JUMP AIRCRAFT PILOT TO MAINTAIN VISUAL CONTACT WITH THE… ## Docket (50 files) The files NTSB released with the investigation on September 30, 2008, on NTSB's docket system: https://data.ntsb.gov/Docket?ProjectID=64226. 50.3 MB in all. - Operations/Airworthiness Factual Report with Errata (item 1, .PDF, 618 KB): https://data.ntsb.gov/Docket/Document/docBLOB?ID=40297693&FileExtension=.PDF&FileName=Operations%2FAirworthiness%20Factual%20Report%20with%20Errata-Master.PDF - Errata 1 to Operations/Airworthiness Factual Report (item 2, .PDF, 42 KB): https://data.ntsb.gov/Docket/Document/docBLOB?ID=40299137&FileExtension=.PDF&FileName=Errata%201%20to%20Operations%2FAirworthiness%20Factual%20Report-Master.PDF - Errata 2 to Operations/Airworthiness Factual Report (item 3, .PDF, 41 KB): https://data.ntsb.gov/Docket/Document/docBLOB?ID=40300060&FileExtension=.PDF&FileName=Errata%202%20to%20Operations%2FAirworthiness%20Factual%20Report-Master.PDF - Survival Factors Specialist's Factual Report with Errata (item 4, .PDF, 761 KB): https://data.ntsb.gov/Docket/Document/docBLOB?ID=40296997&FileExtension=.PDF&FileName=Survival%20Factors%20Specialist%27s%20Factual%20Report%20with%20Errata-Master.PDF - Survival Factors Specialist's Factual Report - Attachment 1 (item 5, .PDF, 33 KB): https://data.ntsb.gov/Docket/Document/docBLOB?ID=40296998&FileExtension=.PDF&FileName=Survival%20Factors%20Specialist%27s%20Factual%20Report%20-%20Attachment%201-Master.PDF - Survival Factors Specialist's Factual Report - Attachment 3 (item 6, .PDF, 2.7 MB): https://data.ntsb.gov/Docket/Document/docBLOB?ID=40297009&FileExtension=.PDF&FileName=Survival%20Factors%20Specialist%27s%20Factual%20Report%20-%20Attachment%203-Master.PDF - Survival Factors Specialist's Factual Report - Errata 1 (item 7, .PDF, 36 KB): https://data.ntsb.gov/Docket/Document/docBLOB?ID=40299123&FileExtension=.PDF&FileName=Survival%20Factors%20Specialist%27s%20Factual%20Report%20-%20Errata%201-Master.PDF - Transportation Safety Board of Canada Engineering Report on Compressor Turbine Blades (item 8, .PDF, 12.0 MB): https://data.ntsb.gov/Docket/Document/docBLOB?ID=40299082&FileExtension=.PDF&FileName=Transportation%20Safety%20Board%20of%20Canada%20Engineering%20Report%20on%20Compressor%20Turbine%20Blades-Master.PDF - Transportation Safety Board of Canada Submission (item 9, .PDF, 215 KB): https://data.ntsb.gov/Docket/Document/docBLOB?ID=40300015&FileExtension=.PDF&FileName=Transportation%20Safety%20Board%20of%20Canada%20Submission-Master.PDF - Propeller Manufacturer's Report (item 10, .PDF, 390 KB): https://data.ntsb.gov/Docket/Document/docBLOB?ID=40299147&FileExtension=.PDF&FileName=Propeller%20Manufacturer%27s%20Report-Master.PDF - Aircraft Manufacturer's Report (item 11, .PDF, 563 KB): https://data.ntsb.gov/Docket/Document/docBLOB?ID=40299207&FileExtension=.PDF&FileName=Aircraft%20Manufacturer%27s%20Report-Master.PDF - Witness Statements (item 12, .PDF, 307 KB): https://data.ntsb.gov/Docket/Document/docBLOB?ID=40289633&FileExtension=.PDF&FileName=Witness%20Statements-Master.PDF - Mechanic's Statement (item 13, .PDF, 53 KB): https://data.ntsb.gov/Docket/Document/docBLOB?ID=40299139&FileExtension=.PDF&FileName=Mechanic%27s%20Statement-Master.PDF - Record of Interview (item 14, .PDF, 74 KB): https://data.ntsb.gov/Docket/Document/docBLOB?ID=40299141&FileExtension=.PDF&FileName=Record%20of%20Interview-Master.PDF - Record of Interview (item 15, .PDF, 75 KB): https://data.ntsb.gov/Docket/Document/docBLOB?ID=40299208&FileExtension=.PDF&FileName=Record%20of%20Interview-Master.PDF - Record of Interview (item 16, .PDF, 75 KB): https://data.ntsb.gov/Docket/Document/docBLOB?ID=40299209&FileExtension=.PDF&FileName=Record%20of%20Interview-Master.PDF - Record of Interview (item 17, .PDF, 74 KB): https://data.ntsb.gov/Docket/Document/docBLOB?ID=40300016&FileExtension=.PDF&FileName=Record%20of%20Interview-Master.PDF - Letter From Pilot's Brother (item 18, .PDF, 404 KB): https://data.ntsb.gov/Docket/Document/docBLOB?ID=40316682&FileExtension=.PDF&FileName=Letter%20From%20Pilot%27s%20Brother-Master.PDF - Plotted Wreckage Diagram (item 19, .PDF, 39 KB): https://data.ntsb.gov/Docket/Document/docBLOB?ID=40289815&FileExtension=.PDF&FileName=Plotted%20Wreckage%20Diagram-Master.PDF - NTSB Report #NTSB-AAR-79-10 (item 20, .PDF, 530 KB): https://data.ntsb.gov/Docket/Document/docBLOB?ID=40289817&FileExtension=.PDF&FileName=NTSB%20Report%20%23NTSB-AAR-79-10-Master.PDF - Fuel Analysis (item 21, .PDF, 53 KB): https://data.ntsb.gov/Docket/Document/docBLOB?ID=40289818&FileExtension=.PDF&FileName=Fuel%20Analysis-Master.PDF - Airplane Flight Manual Excerpts (item 22, .PDF, 209 KB): https://data.ntsb.gov/Docket/Document/docBLOB?ID=40289953&FileExtension=.PDF&FileName=Airplane%20Flight%20Manual%20Excerpts-Master.PDF - Airplane Logbook Excerpts (item 23, .PDF, 5.8 MB): https://data.ntsb.gov/Docket/Document/docBLOB?ID=40289955&FileExtension=.PDF&FileName=Airplane%20Logbook%20Excerpts-Master.PDF - Letter Regarding Restraints (item 24, .PDF, 51 KB): https://data.ntsb.gov/Docket/Document/docBLOB?ID=40289819&FileExtension=.PDF&FileName=Letter%20Regarding%20Restraints-Master.PDF - Toxicological Report (item 25, .PDF, 67 KB): https://data.ntsb.gov/Docket/Document/docBLOB?ID=40289821&FileExtension=.PDF&FileName=Toxicological%20Report-Master.PDF - Statement of Party Representatives to NTSB Investigation (item 26, .PDF, 486 KB): https://data.ntsb.gov/Docket/Document/docBLOB?ID=40289634&FileExtension=.PDF&FileName=Statement%20of%20Party%20Representatives%20to%20NTSB%20Investigation-Master.PDF - Release of Aircraft Wreckage, NTSB Form 6120.15 (item 27, .PDF, 101 KB): https://data.ntsb.gov/Docket/Document/docBLOB?ID=40289635&FileExtension=.PDF&FileName=Release%20of%20Aircraft%20Wreckage,%20NTSB%20Form%206120.15-Master.PDF - Photo 1. Picture of Intersection Taxi for Takeoff (item 28, .PDF, 833 KB): https://data.ntsb.gov/Docket/Document/docBLOB?ID=40289822&FileExtension=.PDF&FileName=Photo%201.%20%20Picture%20of%20Intersection%20Taxi%20for%20Takeoff-Master.PDF - Photo 2. Takeoff (item 29, .PDF, 936 KB): https://data.ntsb.gov/Docket/Document/docBLOB?ID=40289824&FileExtension=.PDF&FileName=Photo%202.%20%20Takeoff-Master.PDF - Photo 3. Takeoff (item 30, .PDF, 1.2 MB): https://data.ntsb.gov/Docket/Document/docBLOB?ID=40289825&FileExtension=.PDF&FileName=Photo%203.%20%20Takeoff-Master.PDF - Photo 4. Visible Flames Emitted From Right Engine (item 31, .PDF, 930 KB): https://data.ntsb.gov/Docket/Document/docBLOB?ID=40289826&FileExtension=.PDF&FileName=Photo%204.%20%20Visible%20Flames%20Emitted%20From%20Right%20Engine-Master.PDF - Photo 5. Climb Out (item 32, .PDF, 1.2 MB): https://data.ntsb.gov/Docket/Document/docBLOB?ID=40289827&FileExtension=.PDF&FileName=Photo%205.%20%20Climb%20Out-Master.PDF - Photo 6. Accident Site (item 33, .PDF, 1.5 MB): https://data.ntsb.gov/Docket/Document/docBLOB?ID=40289828&FileExtension=.PDF&FileName=Photo%206.%20%20Accident%20Site-Master.PDF - Photo 7. Right Wing (item 34, .PDF, 1.3 MB): https://data.ntsb.gov/Docket/Document/docBLOB?ID=40289829&FileExtension=.PDF&FileName=Photo%207.%20%20Right%20Wing-Master.PDF - Photo 8. Left Wing (item 35, .PDF, 1.3 MB): https://data.ntsb.gov/Docket/Document/docBLOB?ID=40289830&FileExtension=.PDF&FileName=Photo%208.%20%20Left%20Wing-Master.PDF - Photo 9. Top of Fuselage (item 36, .PDF, 1.2 MB): https://data.ntsb.gov/Docket/Document/docBLOB?ID=40289831&FileExtension=.PDF&FileName=Photo%209.%20%20Top%20of%20Fuselage-Master.PDF - Photo 10. Bottom of Fuselage (item 37, .PDF, 1.4 MB): https://data.ntsb.gov/Docket/Document/docBLOB?ID=40289832&FileExtension=.PDF&FileName=Photo%2010.%20%20Bottom%20of%20Fuselage-Master.PDF - Photo 11. Right Engine (item 38, .PDF, 1.5 MB): https://data.ntsb.gov/Docket/Document/docBLOB?ID=40289834&FileExtension=.PDF&FileName=Photo%2011.%20%20Right%20Engine-Master.PDF - Photo 12. Right Propeller and Reduction Gear Box (item 39, .PDF, 1.3 MB): https://data.ntsb.gov/Docket/Document/docBLOB?ID=40289835&FileExtension=.PDF&FileName=Photo%2012.%20%20Right%20Propeller%20and%20Reduction%20Gear%20Box-Master.PDF - Photo 13. Left Engine and Propeller (item 40, .PDF, 1.3 MB): https://data.ntsb.gov/Docket/Document/docBLOB?ID=40289836&FileExtension=.PDF&FileName=Photo%2013.%20%20Left%20Engine%20and%20Propeller-Master.PDF - Photo 14. Instrument Panel (item 41, .PDF, 1.2 MB): https://data.ntsb.gov/Docket/Document/docBLOB?ID=40289837&FileExtension=.PDF&FileName=Photo%2014.%20%20Instrument%20Panel-Master.PDF - Photo 15. Light Bulb From Stall Warning Light (item 42, .PDF, 974 KB): https://data.ntsb.gov/Docket/Document/docBLOB?ID=40289838&FileExtension=.PDF&FileName=Photo%2015.%20%20Light%20Bulb%20From%20Stall%20Warning%20Light-Master.PDF - Photo 16. Compressor Turbine From Right Engine (item 43, .PDF, 63 KB): https://data.ntsb.gov/Docket/Document/docBLOB?ID=40289839&FileExtension=.PDF&FileName=Photo%2016.%20%20Compressor%20Turbine%20From%20Right%20Engine-Master.PDF - Photo 17. Right Propeller (item 44, .PDF, 622 KB): https://data.ntsb.gov/Docket/Document/docBLOB?ID=40289840&FileExtension=.PDF&FileName=Photo%2017.%20%20Right%20Propeller-Master.PDF - Photo 18. Seat Belts for Skydivers (item 45, .PDF, 1.4 MB): https://data.ntsb.gov/Docket/Document/docBLOB?ID=40289841&FileExtension=.PDF&FileName=Photo%2018.%20%20Seat%20Belts%20for%20Skydivers-Master.PDF - Photo 19. Accident Site (FAA Photo) (item 46, .PDF, 175 KB): https://data.ntsb.gov/Docket/Document/docBLOB?ID=40289842&FileExtension=.PDF&FileName=Photo%2019.%20%20Accident%20Site%20(FAA%20Photo)-Master.PDF - Photo 20. Operator Supplied View of Cabin Interior (item 47, .PDF, 645 KB): https://data.ntsb.gov/Docket/Document/docBLOB?ID=40292191&FileExtension=.PDF&FileName=Photo%2020.%20%20Operator%20Supplied%20View%20of%20Cabin%20Interior-Master.PDF - Photo 21. View of Engine Controls (item 48, .PDF, 1.9 MB): https://data.ntsb.gov/Docket/Document/docBLOB?ID=40298990&FileExtension=.PDF&FileName=Photo%2021.%20%20View%20of%20Engine%20Controls-Master.PDF - Photo 22. View of Engine Controls (item 49, .PDF, 1.5 MB): https://data.ntsb.gov/Docket/Document/docBLOB?ID=40298991&FileExtension=.PDF&FileName=Photo%2022.%20%20View%20of%20Engine%20Controls-Master.PDF - Video/Image Study (item 50, .PDF, 111 KB): https://data.ntsb.gov/Docket/Document/docBLOB?ID=40327397&FileExtension=.PDF&FileName=Video%2FImage%20Study-Master.PDF From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date, checked against the reported serial number, make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model. --- 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.