News & Comment

DMAIB: Risk Assessment Facilitated Taking Risks

Posted by on 7:16 am in Accidents & Incidents, Offshore, Oil & Gas / IOGP / Energy, Safety Management

DMAIB: Risk Assessment that Facilitated Taking Risks The Danish MAIB have published their report on the loss of two Maersk Supply vessels being towed for breaking.  Key staff being made redundant, a risk management system that facilitated risk prone operations and a perception of being “industry frontrunners, capable of solving difficult and novel tasks” all feature in this accident.  The DMAIB say: The DMAIB regards the foundering…as a systemic accident. This means that local and technical circumstances unfolding on board...

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When Green is for Stop: Poor Design HF

Posted by on 6:25 pm in Accidents & Incidents, Airfields / Heliports / Helidecks, Fixed Wing, Human Factors / Performance, Military / Defence, Safety Management

When Green is for Stop: Poor Design HF On 28 April 2017 Cessna 310R VH‑COQ was on approach to Tindal Airport, NT.  Tindal is used by the Royal Australian Air Force (RAAF) as well as being a civil airport.  The airfield is one of around 2000 world wide fitted with a Runway Arrestor Gear (RAG) or Aircraft Arrestor System (AAS) for use by military fast jets.  This uses cables across the runway that can be raised 100 mm off the runway surface to allow a fast jet hook the cable and be decelerated.  When lowered the cable is held just off the...

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Irish Coast Guard Select Aerossurance as Aviation Consultancy

Posted by on 12:01 am in Crises / Emergency Response / SAR, Helicopters, Offshore, Safety Management, Special Mission Aircraft

Irish Coast Guard Select Aerossurance as Aviation Consultancy The IRCG announced on the 26 September 2017 that they have selected Aberdeen based aviation consultancy Aerossurance to be their new aviation consultants after a competitive tender with 7 bidders. Coincidentally, Aerossurance will be presenting at the Flight Safety Foundation International Air Safety Summit in Dublin 23-35 October 2017 on the topic: Achieving peak safety performance: listening and learning Aerossurance is also pleased to be supporting the annual Chartered Institute...

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Production Errors on a SAR Helicopter Full Ice Protection System

Posted by on 12:34 pm in Accidents & Incidents, Crises / Emergency Response / SAR, Helicopters, Human Factors / Performance, Maintenance / Continuing Airworthiness / CAMOs, Offshore, Safety Management

Human Factors: Production Errors on a SAR Helicopter Full Ice Protection System Swedish Maritime Administration Leonardo AW139 SE-JRH was returning to its base in Umeå from a Search and Rescue (SAR) training mission on 9 November 2014. About 10 minutes from landing a caution was displayed for a tail rotor Full Ice Protection System (FIPS) failure. The crew asked for a priority landing and landed safely shortly after. The Swedish Accident Investigation Board (the Statens Haverikommission [SHK]) explain in their report: After engine shut...

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Offshore Helicopter Emergency Response

Posted by on 7:55 pm in Accidents & Incidents, Helicopters, Oil & Gas / IOGP / Energy, Safety Management, Survivability / Ditching

Offshore Helicopter Emergency Response Maintaining an effective emergency response capability is critical to any organisation contracting for helicopter operations in a hostile environment. Among the key questions they need to ask are: How will we be alerted? What assets are available for search and rescue? Have we documented, but more importantly TESTED, our Emergency Response Plan (ERP)? Alerting While aircraft carry Emergency Locator Transmitters (ELTs), in sudden accidents they have historically proven unreliable. An Aerossurance study of...

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Swedish Stick Shake: Dormant Sensor Defect not Detected on Installation

Posted by on 12:20 pm in Accidents & Incidents, Design & Certification, Fixed Wing, Human Factors / Performance, Maintenance / Continuing Airworthiness / CAMOs, Safety Management

Swedish Stick Shake: Dormant Sensor Defect not Detected on Installation A serious incident occurred on 29 September 2016 to BAE Systems 146 / Avro RJ100 SE-DSP operated by Braathens Regional Aviation on departure from Malmö Airport in Sweden, when the stick shaker and the stick pusher were erroneously activated. The Swedish Accident Investigation Board (the Statens Haverikommission [SHK]) explain in their final report: At the pre-flight inspection the operator’s engineer detected damage on the left airflow sensor. The sensor was...

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Loss of AS332L1 LN-OPG off Brønnøysund, Norway, 8 September 1997

Posted by on 6:26 pm in Accidents & Incidents, Design & Certification, Helicopters, Human Factors / Performance, HUMS / VHM / UMS / IVHM, Maintenance / Continuing Airworthiness / CAMOs, Offshore, Oil & Gas / IOGP / Energy, Safety Management

Loss of AS332L1 LN-OPG off Brønnøysund, Norway, 8 September 1997 This accident and the loss of 12 lives off the coast of Norway in 1997 had far reaching consequences for the use and regulation of helicopter Health and Usage Monitoring Systems (HUMS). The Accident  On 8 September 1997 at 06:00 local time, a Norwegian AS332L1, registered LN-OPG, departed from Brønnøysund, just south of the Arctic Circle, for the Norne oil production vessel in the Norwegian Sea.  Two pilots and 10 passengers were on-board (AAIB/N 2001: 4).  The operator had...

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Mind the Handrail! – Walk-to-Work Helideck Hazard

Posted by on 9:58 pm in Accidents & Incidents, Airfields / Heliports / Helidecks, Helicopters, Human Factors / Performance, Offshore, Oil & Gas / IOGP / Energy, Safety Management

Mind the Handrail! – Walk-to-Work Helideck Hazard A recent offshore helicopter incident has highlighted a new hazard as offshore industry practices change. A medium helicopter carried a team to a Normally Unattended Installation (NUI).  After an uneventful landing, the disembarking team noticed that the folding handrail for the access steps behind the helicopter was in the up position.  It was just 300mm from the tail rotor.  A pitch angle of nine degrees during the landing would have been sufficient for a tail rotor strike. When a NUI...

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Night Offshore Training AS365N3 Accident in India

Posted by on 8:03 pm in Accidents & Incidents, Helicopters, Human Factors / Performance, Offshore, Oil & Gas / IOGP / Energy, Safety Management

Night Offshore Training AS365N3 Accident in India The Indian Aircraft Accident Investigation Bureau (IAAIB) has issued their report into the fatal loss of Airbus Helicopters AS365N3 VT-PWF, operated by Pawan Hans, while conducting night training in the ONGC Bombay High oil field on 4 November 2015. The Accident Flight: 319 seconds to Disaster The helicopter took off with just the two crew aboard from the WIS Offshore Installation at 19:10 local time, heading for the Ron Tappmeyer drilling rig, alongside the EE Offshore Installation, 82 nm...

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Tiger A320 Fan Cowl Door Loss & Human Factors: Singapore TSIB Report

Posted by on 6:15 pm in Accidents & Incidents, Airfields / Heliports / Helidecks, Design & Certification, Fixed Wing, Human Factors / Performance, Maintenance / Continuing Airworthiness / CAMOs, Safety Management

Tiger A320 Fan Cowl Door Loss & Human Factors: Singapore TSIB Report On 16 October 2015 Tigerair Airbus A320-200 9V-TRH lost both fan cowls of its left hand IAE V2500 engine during a night take off from Singapore, bound for Chennai in India.  This is one of a long series of such incidents, numbering close to 40. This occurred just two months after the UK Air Accidents Investigation Branch (AAIB) published their report into a British Airways A319 G-EUOE that lost both engine fan cowlings and suffered an associated fire on take-off from...

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