# NTSB ANC06CA053: Cessna 207, N91099, Akiachak, AK, May 15, 2006 - Type: NTSB accident investigation - Classification: Accident · No injuries · Data collection · Final report - Date: May 14, 2006, 22:00 local (May 15, 2006, 06:00 UTC) - Place: Akiachak, AK - Coordinates: 60.904724, -161.422225 - Nearby events: https://openairdocs.org/map.md?lat=60.9047&lon=-161.4222&mi=10 - Phase of flight: [Standing](https://openairdocs.org/ntsb-phases/150) (OpenAirDocs' grouping) - Highest injury: No injuries - Injuries: 3 uninjured - Status: Completed, report November 29, 2006 - Report: Approved by Office Director - NTSB office: Alaska Regional Office - NTSB case key (mKey): 63710 - NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=ANC06CA053 - NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/63710/pdf - Page: https://openairdocs.org/ntsb/ANC06CA053 ## Probable cause The failure of the driver of an all terrain vehicle to maintain adequate visual lookout while maneuvering on the ramp, which resulted in a collision with the parked accident airplane's elevator. ## Sequence of events In NTSB's coding before 2008 (https://www.ntsb.gov/GILS/Documents/codman.pdf). - On ground/water collision with object, standing - engine(s) not operating - visual lookout - not maintained, driver of vehicle (cause) - object - vehicle - terrain condition - snow covered ## Analysis The commercial certificated pilot had concluded the first leg of a Title 14, CFR Part 135 cross-country flight between various remote villages. The pilot parked the airplane and unloaded three of the five passengers. The two remaining passengers stayed onboard before continuing on to the next village. While parked, the airplane's right elevator was struck by a villager's sled that was being pulled by an all terrain vehicle. The airplane sustained substantial damage to the right elevator assembly. ## Factual narrative The commercial certificated pilot had concluded the first leg of a Title 14, CFR Part 135 cross-country flight between various remote villages. The pilot parked the airplane and unloaded three of the five passengers. The two remaining passengers stayed onboard before continuing on to the next village. While parked, the airplane's right elevator was struck by a villager's sled that was being pulled by an all terrain vehicle. The airplane sustained substantial damage to the right elevator assembly. ## Aircraft - Registration: [N91099](https://openairdocs.org/deregistered/N91099-2018-01-29), registration cancelled 2018-01-29, S/N 20700073, built 1969 (OpenAirDocs) - Reported make and model: Cessna 207 - Registry model: [Cessna 207](https://openairdocs.org/model/cessna-207) (registry code 2073602) (OpenAirDocs) - Registry engine: [Continental IO-520 series](https://openairdocs.org/engine/continental-io-520-series) (registry code 17032, reciprocating) (OpenAirDocs) - Category: Airplane - Serial number: 20700073 - Airframe hours: 29409.1 - Engines: Continental IO-520 300 horsepower reciprocating - Damage: Substantial damage - Flight: Part 135 - Operator: Inland Aviation Services Inc - Registered owner: Inland Holdings - Airworthiness certificate: Standard, Normal - Last inspection: 100 hour, April 1, 2006, 87.6 hours before - Departed: BET, Bethel, AK - Destination: Z13, AKIACHAK, AK - Flight plan: Company VFR - Airport: Z13, Akiachak ## Flight crew As NTSB recorded them. NTSB leaves out names. - Pilot; age 24; injuries: none; commercial; airplane ratings: single-engine land, multi-engine land; instrument ratings: airplane; medical: class 2, with waivers/limitations; last flight review April 1, 2006; seat: left; flight hours: 740 total, 77 in this make and model, 670 as pilot in command, 200 in the last 90 days, 80 in the last 30 days, 5 in the last 24 hours ## Weather - Conditions: Visual (VMC), Day ## 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 20060514010109A](https://openairdocs.org/incident/20060514010109A), May 14, 2006: Cessna 207, Akiachak, AK, Substantial damage. (-23) Aircraft landed at Akiachak enroute to tuluksak, AK. Pilot and three passengers deplaned, two tuluksak bound passengers remained on board. While parked… ## Other investigations on N91099 (2) 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 ANC11FA077](https://openairdocs.org/ntsb/ANC11FA077), Aug 14, 2011: Cessna 207 (N91099), McGrath, AK, substantial damage, 2 fatal. Probable cause: The pilot's decision to continue visual flight rules flight into instrument meteorological conditions, which resulted in an in-flight collision with mountainous terrain. - [NTSB MKC71IK057](https://openairdocs.org/ntsb/MKC71IK057), May 31, 1971: Cessna 207 (N91099), Lawrence, KS, incident, minor damage 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.