Accident Cessna 421 Golden Eagle G-BKNA,
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ASN Wikibase Occurrence # 28302
 
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Date:Sunday 3 August 1997
Time:15:21
Type:Silhouette image of generic C421 model; specific model in this crash may look slightly different    
Cessna 421 Golden Eagle
Owner/operator:Launchapart Ltd
Registration: G-BKNA
MSN: 421-0097
Fatalities:Fatalities: 3 / Occupants: 4
Aircraft damage: Destroyed
Category:Accident
Location:Near Shobdon Airfield, Leominster, Herefordshire -   United Kingdom
Phase: Approach
Nature:Private
Departure airport:Elstree, Hertfordshire (EGTR)
Destination airport:Shobdon Airfield, Leominster, Herefordshire (EGBS)
Investigating agency: AAIB
Confidence Rating: Accident investigation report completed and information captured
Narrative:
Written off (destroyed) 3-8-1997 when crashed and caught fire on impact near Shobdon Airfield, Leominster, Herefordshire. Of the four person on board (2 crew plus 2 passengers) three were killed - only one passenger survived, albeit with serious injuries. According to the following extract from the official AAIB report into the accident:

"The aircraft was on a private flight from Elstree to Shobdon in Herefordshire. The meteorological forecast indicated that a warm front was approaching Southern England from the south-west, and conditions were generally deteriorating. The visibility on departure from Elstree at 14:37 hours was greater than 10 km with a broken cloud base at 2,500 feet. When the aircraft arrived at Shobdon the visibility was estimated to be 3 to 4 km in light drizzle with a cloud base at approximately 1,200 feet, and the surface wind was 090 degrees/5 knots.

The first radio contact between the aircraft and Shobdon was made at about 15:02 hours when the pilot called to say that he was inbound from Elstree. In response to this call, he was passed the airfield details. The pilot later called when approaching Leominster and subsequently called downwind for Runway 09 which has a right-hand circuit.

The operator of the ground to air radio facility at Shobdon saw the aircraft on the down wind leg abeam the tower at what appeared to be a normal circuit height. He did not observe the aircraft downwind but shortly afterwards he heard a brief and indecipherable radio transmission which sounded like a scream. This same transmission was heard by an aircraft enthusiast who was monitoring the radio transmissions on his 'airband' radio.

The radio operator repeatedly attempted to make contact with the aircraft but to no avail and so he instructed an aircraft refueller to inform the emergency services that an aircraft had crashed. Analysis of recorded radar data from the radar head at Clee Hill,Shropshire, indicates that the aircraft joined the downwind leg from the east at a height of 1,100 feet.

This radar data shows that the aircraft then followed a normal ground track until towards the end of the downwind leg when there was an alteration of track to the left of about 20 degrees before the aircraft entered a right turn onto the base leg. At the same time as the aircraft altered track to the left it began a slow descent, at about 350 feet per minute, from 1,100 feet to 600 feet, at which stage it disappeared below radar coverage. The average ground speed on the downwind leg was 112 knots and this reduced to 100 knots as the aircraft descended.

Two witnesses saw the aircraft in a position that equates to the base leg. The witness to the east of the aircraft track first heard the sound of an aircraft engine that was unusually loud and then saw the aircraft at an estimated height of 150 to 200 feet, it was descending slowly with the wings level. A loud "cough" from one of the engines was heard "as if it had backfired" followed by a puff of white smoke and then the sound of an engine increasing in RPM.

The wings were then seen to rock from side to side as the aircraft went out of sight. The second witness,to the west of the aircraft track, described the aircraft flying very low, between 50 and 100 feet, and slowly descending. He saw that the wings were "wavering", the left wing then suddenly dropped until it achieved a bank angle of about 90 at which stage the nose dropped and the aircraft disappeared behind some low trees and was heard to hit the ground.

Some local farmers immediately went to the crash site. Initially there was no fire or smoke, but a small fire soon developed in the area of the right wing and this was quickly extinguished by the farmers".

The AAIB report notes that the aircraft was "destroyed"; as a result the registration G-BKNA was belatedly cancelled by the CAA on 8 September 2007...over ten years later(!)

Accident investigation:
cover
  
Investigating agency: AAIB
Report number: 
Status: Investigation completed
Duration:
Download report: Final report

Sources:

1. AAIB: http://www.aaib.gov.uk/cms_resources.cfm?file=/dft_avsafety_pdf_501027.pdf
2. CAA: https://siteapps.caa.co.uk/g-info/rk=BKNA
3. http://www.planelogger.com/Aircraft/View?Registration=G-BKNA%20&DeliveryDate=28.01.83
4. http://web.archive.org/web/20160907203655/http://www.baaa-acro.com:80/1997/archives/crash-of-a-cessna-421-golden-eagle-in-united-kingdom-3-killed/
5. https://www.flickr.com/photos/paulkelseyphotography/15929701491

Revision history:

Date/timeContributorUpdates
27-Sep-2008 01:00 ASN archive Added
14-Sep-2012 19:28 Dr. John Smith Updated [Time, Cn, Operator, Location, Phase, Nature, Departure airport, Destination airport, Source, Narrative]
03-Apr-2015 14:07 Dr. John Smith Updated [Location, Departure airport, Destination airport, Source, Embed code, Narrative]
19-Jun-2016 00:59 Dr.John Smith Updated [Source, Narrative]

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