‘Procedural drift’ in the operating detachment was noted by the Service Inquiry into a British military helicopter accident in Afghanistan that killed 5 service personnel. This drift is said to have allowed standards to dilute during sustained operations in theatre.
‘Procedural Drift’: Lynx CFIT in Afghanistan Read Post »
Performance Based Regulation (PBR) and Detecting the Pathogens At a time when Performance Based Regulation (PBR) is a hot topic in the aviation industry, a series of rail accidents in North America help demonstrate the type of poor performance that PBR must successfully detect. These accidents were what James Reason, Professor Emeritus, University of Manchester described as ‘organisational accidents’ in his
Performance Based Regulation and Detecting the Pathogens Read Post »
An unstabilised approach and a late change of control were critical in an accident that resulted in a SWA B737 nose gear collapse at La Guardia say NTSB.
Southwest Unstabilised Approach Accident Read Post »
What the HEC?! – Human External Cargo Winching (or hoisting), used for Search & Rescue (SAR) or for personnel transfer to and from otherwise difficult to access locations, is the most widely known form of what is known as Human External Cargo. Some operators however transfer personnel by harnesses on long-lines. Here Southern California Edison
What the HEC?! – Human External Cargo Read Post »
Crashworthiness and a Fiery Frisco US HEMS Accident (Airbus Helicopters AS350B3e, N390LG of Air Methods) Shortly after take-off from a hospital in Frisco, Colorado, on 2 July 2015, Airbus Helicopters AS350B3e helicopter, N390LG, operated by Air Methods as ‘Flight for Life’, crashed in a parking lot 120m away. This was a daytime, Visual Meteorological Condition (VMC), Part 135
Crashworthiness and a Fiery Frisco US HEMS Accident Read Post »
Metro-North: Organisational Accidents and Shelfware An NTSB study into five accidents on US railway (‘railroad’) Metro-North gives a unique perspective on organisational accidents. Metro-North was described as having an “invisible safety department”, that kept its SMS on the shelf until external audits and assumed on-time performance would give them safe operations. Organisational Accidents James Reason, Professor Emeritus, University of Manchester popularised the
Metro-North: Organisational Accidents and Shelfware Read Post »
Inadequately Secured Cargo Caused B747F Crash at Bagram, Afghanistan The US National Transportation Safety Board (NTSB) has determined that a National Airlines Boeing 747 Freighter N949CA that crashed on take-off on 29 April 2013 did so because the five armoured military vehicles (2x12t and 3x18t) on-board were inadequately restrained. As the NTSB explain: These vehicles were considered a special
Inadequately Secured Cargo Caused B747F Crash at Bagram, Afghanistan Read Post »
A319 Double Cowling Loss and Fire – AAIB Report The UK Air Accidents Investigation Branch (AAIB) has published their report into an Airbus A319 that lost both engine fan cowlings and suffered an associated fire on take-off from London Heathrow in 2013. We look at the circumstances of the previous evening’s maintenance on this aircraft,
A319 Double Cowling Loss and Fire – AAIB Report Read Post »
UK CAA Helideck Developments The UK Civil Aviation Authority (CAA) are considering changing how offshore helidecks are approved and assessing the fire-fighting provision on Normally Unattended Installations (NUIs). The former activity is subject to a public consultation and that latter is being examined by a Offshore Helicopter Safety Action Group (OHSAG) working group. Helideck Qualified
UK CAA Helideck Developments Read Post »
DuPont Reputational Explosion Chemical company DuPont (E.I. DuPont de Nemours & Co Inc.) has been feted for its safety performance for many years (for example winning the National Safety Council‘s 2013 Robert W. Campbell Award). Its reputation in the field of safety stretches back to the founding of the company as a gunpowder manufacturer in
DuPont Reputational Explosion Read Post »
Helicopter Underslung Load: TV Transmitter HESLO In 2014, RF communication infrastructure specialists, The Bridge Network North (now merged into Virtua), undertook a major engineering project at Arqiva’s Croydon TV Transmitter in South London, UK. Arqiva operate much of the UK TV and radio broadcast infrastructure. The project included the replacement of the 10 tonne, 16m, top antenna
Helicopter Underslung Load: TV Transmitter Read Post »
Metro III Low-energy Rejected Landing and CFIT The Transportation Safety Board of Canada (TSB) has issued a report on a fatal accident to Fairchild SA227-AC Metro III, C-GFWX, operated by Perimeter Aviation at Sanikiluaq, Nunavut, on the coast of Hudson Bay on 22 December 2012. The route from Winnipeg is normally operated by sister company Keewatin Air, but
Metro III Low-energy Rejected Landing and CFIT Read Post »
CHC FY2015 Results & Restructuring On 29 June 2015 CHC Group (NYSE: HELI), the parent company of CHC Helicopter, reported on Fiscal Year 2015 (to end April 2015). The headlines are: Full-year revenue down 3% to $1.7 billion with a net loss of $795 million (compared to $1.78 billion and a net loss of $171 million in
CHC FY2015 Results & Restructuring Read Post »
