# Incident 20071217828769I: Beech 1900C, Aniak, AK, December 17, 2007 - Type: FAA incident report (Accident/Incident Data System), as reported - Date: December 17, 2007, 19:00 local time - Place: Aniak, AK - Airport: Aniak - Damage: No damage - Phase of flight: Ground Taxi, Other Airplane - Operating rules: Air taxi and commuter (Part 135) - Operator: YADA - Location: 61.5817° N, 159.5431° W: From the FAA - Nearby events: https://openairdocs.org/map.md?lat=61.5817&lon=-159.5431&mi=10 - Aircraft: N111AX, registered now (https://openairdocs.org/aircraft/N111AX) (OpenAirDocs) - Registry model: Beech 1900C (registry code 1154161, https://openairdocs.org/model/beech-1900c) (OpenAirDocs) - Registry engine: Pratt & Whitney Canada PT6A-60A (registry code 52043, https://openairdocs.org/engine/pratt-whitney-canada-pt6a-60a) (OpenAirDocs) - Reported make and model: BEECH 1900C - Fatal injuries: 0 - Pilot flight hours: 19,000 total, 8,000 in this make and model, 193 in the last 90 days - NTSB investigation: [NTSB ANC08IA026](https://openairdocs.org/ntsb/ANC08IA026) (OpenAirDocs) - FAA source: FAA Aviation Safety Information Portal (https://asip.faa.gov/) - Page: https://openairdocs.org/incident/20071217828769I ## Narrative As the FAA filed it, in capitals; the FAA replaces private details with ^PRIVACY DATA OMITTED^. (-23) ON TAXI FOR TAKEOFF AIRCREW HEARD A LOUD HISSING SOUND FROM AFT SECTION OF THE AIRCRAFT. AIRCREW TAXIED BACK TO RAMP AREA. PIC BECAME INCAPACITATED. SIC PARKED AIRCRAFT, SHUT DOWN ENGINES, AND WHILE TRYING TO EGRESS FROM MAIN DOOR, BECAME INCAPACITATED AND COLLAPSED ON THE AIRCRAFT FLOOR. DURING INSPECTION OF THE AIRCRAFT NINE TO TEN CYLINDERS WERE FOUND UNSECURED (NO CARGO STRIP INSTALLED) BY THE CARGO DOOR, ANOTHER TWO CYLINDERS WERE LAYING ON THE AIRCRAFT FLOOR (PERPENDICULAR WITH THE FUSELAGE) AND ANOTHER NINE TO TEN CYLINDERS WERE STANDING IN A RACK WITH A SINGLE CARGO STRIP AROUND THEM IN ZONE 4 OF THE AIRCRAFT. FIVE OF THESE CYLINDERS DID NOT HAVE THE SAFETY COVERS INSTALLED ON THEM. OF THE FIVE CYLINDERS WITHOUT THEIR SAFETY COVERS INSTALLED STANDING IN THE RACK, FOUR HAD THEIR VALVES SECURELY CLOSED AND CONTAINED COMPRESSED GAS. THE FIFTH CYLINDER'S VALVE WAS OPEN ABOUT HALF TO ONE FULL TURN AND ITS CONTENTS HAD BEEN EXPENDED. ## The NTSB's investigation of this event (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 ANC08IA026](https://openairdocs.org/ntsb/ANC08IA026), Dec 17, 2007: Beech 1900 (N111AX), Aniak, AK, incident, no damage. Probable cause: A hazardous leak from carbon dioxide cylinders due to the failure of the flight crew to properly load and secure the cylinders, resulting in crew incapacitation. Factors contributing to the incident… ## Other reports on N111AX (6) Matched to the same aircraft by N-number and date. - [Incident 20200720008849I](https://openairdocs.org/incident/20200720008849I), Jul 20, 2020: Beech 1900C (N111AX), Juneau, AK, Minor damage. Out of the block at 124O, cleared to taxi h C-1 a d. as taxi started, clearance revised to h D-1, hold short of D-1, near helicopters. SIC taxied out to the… - [Incident 20180628008759I](https://openairdocs.org/incident/20180628008759I), Jun 28, 2018: Beech 1900C (N111AX), Anchorage, AK, Minor damage. Aircraft was marshaled from parking spot on operators ramp. During taxi, aircraft left wing made contact with cargo container partially parked on ramp skirting… - [Incident 20171005016329I](https://openairdocs.org/incident/20171005016329I), Oct 5, 2017: Beech 1900C (N111AX), Anchorage, AK, No damage. Aer flight 43, a B190 aircraft, declared an emergency due to a pressurization issue, and would be returning to anc. No assistance required. Aer 43 landed… - [Incident 20130729014752I](https://openairdocs.org/incident/20130729014752I), Jul 29, 2013: Beech 1900C (N111AX), Anchorage, AK, Minor damage. * A DHC-3 aircraft equipped with amphibious floats was parked on the corner of the company ramp. * The BE-1900 was taxiing in after a flight to the company… - [Accident 20120524011169A](https://openairdocs.org/incident/20120524011169A), May 24, 2012: Beech 1900C (N111AX), Mcgrath, AK, Substantial damage. Alaska central express Beech 1900C flying into Nixon Fork Mine had a tail strike on landing, resulting in damage to the ventral fin and belly of the aircraft.… - [Accident 20101018052929A](https://openairdocs.org/incident/20101018052929A), Oct 18, 2010: Beech 1900C (N111AX), Sitka, AK, Minor damage. The aircraft was struck by lightning approximately 15 miles from the Sitka Alaska Rocky Gutierrez airport, while conducting a GPS instrument approach procedure… From the FAA Accident/Incident Data System. Reports are matched to registry aircraft by N-number and event date, checked against the reported make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model. For accidents, the NTSB's own investigation is the fuller record. --- 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.