For Rotors Grease is the Word We look at two helicopter accidents (one fatal) where grease, and in particular the absence of grease, were critical factors. Case 1: AS355F1 N58020 15 September 2012, New Jersey (One Fatality) The National Transportation Safety Board (NTSB) report that, Airbus Helicopters AS355F1, N58020 operated by charter operator Analar Corporation was making a positioning flight […]
For Rotors Grease is the Word Read Post »
NTSB Report on C208B Caravan Ditching, Molokai, Hawaii, 2013 The US National Transportation Safety Board (NTSB) report on confusion over the applicable engine Instructions for Continued Airworthiness (ICA) and ditching procedures in a fatal 2013 accident in Hawaii. Cessna 208B Caravan N687MA, operated by Makani Kai Air, ditched off off Hawaii on 11 December 2013,
NTSB Report on C208B Caravan Ditching, Molokai, Hawaii, 2013 Read Post »
Rotor Blade Tool Control FOD Incident (Western Australia Police Air Wing Airbus AS365N3 VH-WPX) The Australian Transport Safety Bureau (ATSB) has just issued a report on an incident where a helicopter’s rotor blades were damaged during start up by Foreign Object Debris (FOD), namely a tool that had been left behind from earlier maintenance. The Incident Flight
Rotor Blade Tool Control FOD Incident Read Post »
UK AAIB: Boeing Safety Responses ‘Not Adequate’ Six months ago we published an article that discussed the UK Air Accidents Investigation Branch (AAIB) report into a serious incident involving a Boeing 747-443 G-VROM on 29 December 2014. AAIB has recently published an update on responses to their recommendations by Boeing. Two were classed ‘Not Adequate’, one ‘Partially Adequate’
UK AAIB: Boeing Safety Responses ‘Not Adequate’ Read Post »
We report from the second HeliOffshore Conference and AGM on commitment and collaboration to improve offshore helicopter safety.
Offshore Helicopter Safety Performance: 2016 HeliOffshore Conference Report Read Post »
This accident had major lessons on the management of maintenance/maintenance errors, dangerous goods handling and regulatory behaviour.
ValuJet Flight 592: 11 May 1996 Read Post »
Bell 412 Cross Tube Failure Case Study Earlier this year the German accident investigation agency, the BFU, published their report into Helicopter Emergency Medical Service (HEMS) Bell 412HP that suffered a rear cross tube failure during start up at a hospital in Berlin on 6 September 2010. The helicopter was fitted with ‘high’ skids manufactured by Aeronautical Accessories Inc
Bell 412 Cross Tube Failure Case Study Read Post »
EC225/H225 Main Rotor Head and Main Gear Box Design (CHC LN-OJF Fatal Accident 2016) Following the recent tragic accident at Turøy near Bergen, Norway involving CHC Airbus EC225/H225 LN-OJF there is a lot of interest in the Main Rotor (MR) and Main Gear Box (MGB) design of the EC225. Here we provide some background information on the
EC225 Main Rotor Head and Main Gear Box Design Read Post »
During night winch training a German HEMS BK117 suffered a fatal CFIT in the Baltic, highlighting readiness, equipment, procedural and training issues.
Night Offshore Windfarm HEMS Winch Training CFIT (BK117C1 D-HDRJ) Read Post »
Chernobyl: 30 Years On – Lessons in Safety Culture Late at night on 26 April 1986 in the then USSR, a team of nuclear workers prepared to conduct a test on Reactor 4 of the Chernobyl nuclear power plant as part of an otherwise routine shutdown. The exercise was to test a modified safety system
Chernobyl: 30 Years On – Lessons in Safety Culture Read Post »
Inadvertently leaving lights dimmed, a compromised NVG mod, no aural low fuel warning and negligible recent experience on type all feature in this NZ HEMS incident.
Dim, Negative Transfer Double Flameout Read Post »
NASA Aviation Safety Reporting System at 40 and the Continued Challenge of Timeliness for Safety Reporting On 16 April 16 2016 the National Aeronautics and Space Administration (NASA) Aviation Safety Reporting System (ASRS) celebrated 40 years of operation. Its origins highlights one major challenge of safety reporting, learning and action: timeliness. The Purpose and Administration of
NASA ASRS at 40 and the Continued Challenge of Timeliness for Safety Reporting Read Post »
C-130J Control Restriction Accident, Jalalabad The US Air Force (USAF) Air Mobility Command (AMC) has released its accident report into the fatal loss of control (LOC-I) accident involving of Lockheed Martin C-130J 08-3174 during a night-time take-off from Jalalabad Airfield, Afghanistan on 2 October 2015. The accident was caused by the failure to remove a loose article that had been deliberately placed
C-130J Control Restriction Accident, Jalalabad Read Post »
A Canadian Hawk pilot got a big surprise when rolling inverted: his flight crew bag contacted the firing unit of the canopy explosive fragmentation system with shattering results…
Crew Bag FOD Shatters Hawk Canopy Read Post »
A319 Double Cowling Loss and Fire – AAIB Safety Recommendation Update The UK Air Accidents Investigation Branch (AAIB) has issued an update on responses to their safety recommendations from their investigation into British Airways Airbus A319 G-EUOE. G-EUOE, powered by IAE V2500s, lost both engine fan cowlings and suffered an associated fire on take-off from London Heathrow
A319 Double Cowling Loss and Fire – AAIB Safety Recommendation Update Read Post »
C-130 Fireball Due to Modification Error A botched modification program unnecessarily changed the original design for a hydraulic system modification when a drawing was misread. A longer hydraulic hose was necessary after that change but an inappropriate design process short-cut meant the shorter hose remained listed as an alternative. The shorter hose was fitted to the modified fleet
C-130 Fireball Due to Modification Error Read Post »
Fatigued Flight Test Crew Crosswind Accident The Icelandic Transportation Safety Board (ITSB), the RNSA, recently issued their report into a wheels up runway excursion accident that occurred on 21 July 2013 to Sukhoi RRJ-95B ‘Superjet 100’ 97005 during flight tests by Sukhoi at Keflavik airport. The Flight Test Objective and the Accident Flight The purpose of
Fatigued Flight Test Crew Superjet 100 Crosswind Accident Read Post »
US Police Helicopter Night CFIT: Is Your Journey Really Necessary? On 27 March 2014, at 0147 local time, ex-military Bell OH-58A, N497E, operated by, the Kern County Sheriff’s Office (KCSO) collided with terrain near Tehachapi, California. The three occupants were uninjured, although the helicopter was substantially damaged. The Accident and Investigation The US National Transportation Safety Board (NTSB)
US Police Helicopter Night CFIT: Is Your Journey Really Necessary? Read Post »
On touch down a corroded MLG torque link lug fractures, the wheels turn 90 degrees and the aircraft veers off the runway. Continuing a/w changes followed,
Metro 23 MLG Corrosion Causes Runway Excursion Read Post »
Solent Hoegh Osaka Car Carrier Accident The Singapore registered 180m, 51,770 gross tonnage ‘pure car and truck carrier’ (PCTC) MV Hoegh Osaka, managed by Wallem Shipmanagement Pte Ltd, developed a significant starboard list when turning to port while departing Southampton on 3 January 2015. The Marine Accident Investigation Branch (MAIB) say in their recent report: As the list increased
Solent Hoegh Osaka Car Carrier Accident Read Post »
Marine Pilot Transfer Winching Accident (Brim Aviation AW109SP N361CR) During a night Marine Pilot Transfer (MPT) helicopter winching / hoist operation on 21 April 2014, the marine pilot being transferred, was injured. The marine pilot was being transferred from an outgoing ship to a container vessel, inbound to Astoria, Oregon, the 222 m, 27,437 gross ton MV Northern
Marine Pilot Transfer Winching Accident Read Post »
AAIB Report on 2013 Sumburgh Helicopter Accident (CHC Scotia AS332L2 G-WNSB) The UK Air Accidents Investigation Branch (AAIB) has published its report into the 23 August 2013 accident were CHC Scotia Airbus Helicopters AS332L2 Super Puma G-WNSB impacted the sea on approach to Sumburgh Airport in the Shetland Islands. The AAIB report is 266 pages long. This article is
AAIB Report on 2013 Sumburgh Helicopter Accident (CHC Scotia AS332L2 G-WNSB) Read Post »
Germanwings: Psychiatry, Suicide and Safety The French Bureau d’Enquêtes et d’Analyses (BEA) has issued their report into the loss of Germanwings Airbus A320 D-AIPX and 150 lives in the French Alps on 24 March 2015, which was due to the actions of the Co-Pilot. Below we focus on the highlights from the 110 page report. The Co-Pilot
Germanwings: Psychiatry, Suicide and Safety Read Post »
On 12 Mar 2009 17 people lost their lives in a preventable accident when the failure of an oil filter stud highlighted a known fatal flaw in the type’s design.
2009 Newfoundland S-92A C-GZCH Accident: A Failure of Design and Certification Read Post »
Step Change in Safety: Helicopter Safety Update 2016 Step Change in Safety held a webinar on North Sea helicopter safety (covering CA-EBS, emergency egress, FCOMs and airworthiness matters) on 9 March 2016 (following on from a March 2015 event we have previously covered). Introduction Step Change is a tripartite UK offshore health and safety organisation combining companies,
Step Change in Safety: Helicopter Safety Update 2016 Read Post »
