Incident Overview

Date: Wednesday 8 May 2019
Aircraft Type: de Havilland Canada DHC-8-402Q Dash 8
Owner/operator: Biman Bangladesh Airlines
Registration Number: S2-AGQ
Location: Yangon-Mingaladon Airport (RGN/VYYY) – ÿ Myanmar
Phase of Flight: Landing
Status: Destroyed, written off
Casualties: Fatalities: 0 / Occupants: 34
Component Affected: Aircraft Control Systems (Specifically, Pilot Flying, Pilot Monitoring, and the Control Column).Aircraft Control Systems (Specifically, Pilot Flying, Pilot Monitoring, and the Control Column).
Investigating Agency: AAIB MyanmarAAIB Myanmar
Category: Accident
A Biman Bangladesh Airlines DHC-8-400 aircraft experienced a catastrophic accident during an attempted landing on runway 21 at Yangon-Mingaladon Airport, Myanmar. Due to severe thunderstorm conditions, the flight crew was instructed to deviate from the planned approach and utilize an RNP approach. The aircraft subsequently experienced a rapid and uncontrolled descent, culminating in a complete loss of control and a collision with runway 03. The impact resulted in significant damage to the aircraft, including fuselage damage, propeller collapse, and a complete stop. All occupants survived, though twelve sustained serious injuries. The incident highlights a critical failure to execute a go-around despite the controller’s instruction.A Biman Bangladesh Airlines DHC-8-400 aircraft experienced a catastrophic accident during an attempted landing on runway 21 at Yangon-Mingaladon Airport, Myanmar. Due to severe thunderstorm conditions, the flight crew was instructed to deviate from the planned approach and utilize an RNP approach. The aircraft subsequently experienced a rapid and uncontrolled descent, culminating in a complete loss of control and a collision with runway 03. The impact resulted in significant damage to the aircraft, including fuselage damage, propeller collapse, and a complete stop. All occupants survived, though twelve sustained serious injuries. The incident highlights a critical failure to execute a go-around despite the controller’s instruction.

Description

A Biman Bangladesh Airlines DHC-8-400 suffered an accident during an attempted landing on runway 21 at Yangon-Mingaladon Airport, Myanmar. The aircraft departed Dhaka-Shahjalal International Airport, Bangladesh, as Biman flight 060 about 15:15 hours local time with destination Yangon-Mingaladon Airport in Myanmar. Weather at Yangon was poor due to the presence of a thunderstorm in the area. While the flight crew was performing an ILS approach, the controller instructed them to go around as the airport was closed due to weather. When the weather condition got better, the flight was cleared for an RNP approach to runway 21 because only the localizer was available at that moment. The co-pilot was Pilot Flying and the captain was Pilot Monitoring. The aircraft was higher than the 3 degree approach path and the airspeed fluctuated between 136 and 151 kts, which was than the 122 kts target airspeed. The captain said “continue, continue” to the copilot and the approach was continued. At an altitude of 22 feet over the runway, the captain began pushing the control column forward, while the PF was attempting to pull on the control column. At 1828 m down the runway, with 1585 m remaining, the aircraft briefly skipped a few times before getting airborne again. The captain then stated: “I have control”, which was confirmed by the co-pilot. While in the air, the captain applied the brake pedal several times. At a height of 44 feet, the captain put the propellers in beta range and reduced the power lever angle to 18 degrees. The aircraft sank again and collided with runway 03 and slid forward. It left the runway and came to a complete stop in the over-run area. The aircraft fuselage broke in just behind the forward passenger door and just behind the rear service door. The undercarriage collapsed and the right hand wing broke at the attachment point with the fuselage. There was no fire. All occupants survived, but twelve suffered serious injuries. Primary Cause: While the aircraft was unstablized on approach, the pilot did not execute a go-around.

Source of Information

https://www.mmtimes.com/news/biman-plane-crashes-yangon-airport.html?#.XNLdXKQ2IkA.facebookhttps://www.mmtimes.com/news/biman-plane-crashes-yangon-airport.html?#.XNLdXKQ2IkA.facebook

Primary Cause

Failure to execute a go-around due to controller instructions and the pilot’s subsequent actions, compounded by a lack of control during the descent.Failure to execute a go-around due to controller instructions and the pilot’s subsequent actions, compounded by a lack of control during the descent.

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