Accident Details
On 4 March 2015, a British Aerospace BAe-ATP aircraft, registration PK-DGB, operated by PT. Deraya Air, was conducting a scheduled cargo flight from Sentani Airport to Wamena Airport. The flight crew consisted of two pilots, with the Pilot in Command (PIC) acting as pilot flying and the First Officer (FO) acting as pilot monitoring.
Flight History
The aircraft departed Sentani at 0524 UTC. The pilot contacted Wamena Tower controller while at the Jiwika waypoint at an altitude of 10,000 feet. The controller instructed the flight to use runway 33 and to proceed to left of runway 33. At 0602 UTC, the pilot requested to proceed to the Pyramid waypoint and to descend to 8,000 feet, holding due to weather.
At 0613 UTC, a C-130 pilot on approach reported making a go-around on runway 33. Air traffic control (ATC) instructed the C-130 pilot to proceed to the Pyramid waypoint and hold. At 0619 UTC, the Wamena Tower controller informed that the weather was continuous heavy rain, visibility 2 to 3 kilometers, and wind from 060° at 6 knots.
Approach and Landing
The PK-DGB aircraft departed from the Pyramid waypoint for approach to runway 33. The aircraft proceeded to a left downwind leg and descended to 6,500 feet. During the turn to base leg, the pilot observed the runway and continued the approach. At 0620 UTC, the aircraft touched down. Immediately after touchdown, the aircraft veered off to the right of the runway and skidded. The aircraft then re-entered the runway at approximately 400 meters from the beginning of runway 33 and came to a stop near taxiway Delta at approximately 800 meters from the beginning of runway 33.
Weather Conditions
The weather reported at Wamena at the time of the accident included continuous heavy rain, visibility of 2 to 3 km, and wind from 060° at 6 knots.