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Crash of a Cessna 560XL Citation Excel in Oroville

Date & Time: Aug 21, 2019 at 1132 LT
Operator:
Registration:
N91GY
Flight Phase:
Survivors:
Yes
Schedule:
Oroville - Portland
MSN:
560-5314
YOM:
2003
Flight number:
DPJ91
Crew on board:
2
Crew fatalities:
Pax on board:
8
Pax fatalities:
Other fatalities:
Total fatalities:
0
Captain / Total flying hours:
6482
Captain / Total hours on type:
192.00
Copilot / Total flying hours:
4748
Copilot / Total hours on type:
858
Aircraft flight hours:
9876
Circumstances:
The crew was conducting an on-demand charter flight with eight passengers onboard. As the flight crew taxied the airplane to the departure runway, the copilot called air traffic control using his mobile phone to obtain the departure clearance and release. According to the pilot, while continuing to taxi, he stopped the airplane short of the runway where he performed a rudder bias check (the last item in the taxi checklist) and applied the parking brake without verbalizing the parking brake or rudder bias actions because the copilot was on the phone. After the pilot lined up on the runway and shortly before takeoff, the flight crew discussed and corrected a NO TAKEOFF annunciation for an unsafe trim setting. After the copilot confirmed takeoff power was set, he stated that the airplane was barely moving then said that something was not right, to which the pilot replied the airplane was rolling and to call the airspeeds. About 16 seconds later, the pilot indicated that the airplane was using more runway than he expected then made callouts for takeoff-decision speed and rotation speed. The pilot stated that he pulled the yoke back twice, but the airplane did not lift off. Shortly after, the pilot applied full thrust reversers and maximum braking, then the airplane exited the departure end of the runway, impacted a ditch, and came to rest 1,990 ft beyond the departure end of the runway. The airplane was destroyed by a postcrash fire, and the crew and passengers were not injured.
Probable cause:
The pilot’s failure to release the parking brake before attempting to initiate the takeoff, which produced an unexpected retarding force and airplane nose down pitching moment. Also causal was the flight crew’s delayed decision to abort the takeoff, which resulted in a runway excursion. Contributing to the accident was the lack of a NO TAKEOFF annunciation warning that the parking brake was engaged, and lack of a checklist item to ensure the parking brake was fully released immediately before takeoff.
Final Report:

Crash of a Pilatus PC-12/45 in Butte: 14 killed

Date & Time: Mar 22, 2009 at 1430 LT
Type of aircraft:
Registration:
N128CM
Flight Type:
Survivors:
No
Schedule:
Oroville - Bozeman
MSN:
403
YOM:
2001
Location:
Crew on board:
1
Crew fatalities:
Pax on board:
13
Pax fatalities:
Other fatalities:
Total fatalities:
14
Captain / Total flying hours:
8840
Captain / Total hours on type:
1760.00
Aircraft flight hours:
1916
Circumstances:
On March 22, 2009, about 1432 mountain daylight time, a Pilatus PC-12/45, N128CM, was diverting to Bert Mooney Airport (BTM), Butte, Montana, when it crashed about 2,100 feet west of runway 33 at BTM. The pilot and the 13 airplane passengers were fatally injured, and the airplane was substantially damaged by impact forces and a post crash fire. The airplane was owned by Eagle Cap Leasing of Enterprise, Oregon, and was operating as a personal flight under the provisions of 14 Code of Federal Regulations Part 91. The flight departed Oroville Municipal Airport, Oroville, California, on an instrument flight rules flight plan with a destination of Gallatin Field, Bozeman, Montana. Visual meteorological conditions prevailed at the time of the accident.
Probable cause:
(1) the pilot’s failure to ensure that a fuel system icing inhibitor was added to the fuel before the flights on the day of the accident;
(2) his failure to take appropriate remedial actions after a low fuel pressure state (resulting from icing within the fuel system) and a lateral fuel imbalance developed, including diverting to a suitable airport before the fuel imbalance became extreme; and
(3) a loss of control while the pilot was maneuvering the left-wing-heavy airplane near the approach end of the runway.
Final Report: