“An inflight collision with a hard object of polycarbonate construction, with size and features consistent with that of a small UAS (drone)” say NTSB.
Drone / Helicopter Mid Air Collision over LA City Hall ‘Probable’ Say NTSB Read Post »
NTSB say an extra seal, left in a fuel control unit during overhaul 17 years earlier, resulted in an engine flameout in Nevada of a contracted aggressor aircraft.
17 Year Old FOD and a TA-4K Ejection Read Post »
An engine power loss due to contamination in the overhaul shop and wire locking left on a quick release mechanism conspired in this fire-fighting helicopter crash.
Maintenance Issues in Fire-Fighting S-61A Accident Read Post »
High concentrations of biocide in outer tanks resulted in residue jamming fuel controls at low fuel flows, so both engines momentarily dropped below idle of descent.
Japanese Jetstar Boeing 787 GEnx-1B Engine Biocide Serious Incident Read Post »
They say What You Look For is What You Find. Did investigators make that mistake?
Myanmar National Embraer 190 NLG Jam: Maintenance Error? We’re Not Convinced! Read Post »
A low experience pilot waits for the weather to improve but likely suffers from confirmation bias and takes off later in the day on what the AIBN call a “try and see” basis. Video footage from a GoPro showed extremely poor weather during the fatal 5 minute flight.
A Try and See Catastrophe: R44 Accident in Norway in Bad Weather Read Post »
A long delayed NTSB final report points to a series of maintenance standards and competency issues into this incident. Planned rulemaking to solve these was abandoned by FAA after 5 years.
CRJ-200 Landing Incident Highlighted US Maintenance Competency Inadequacies Read Post »
NTSB say oil analysis could have provided early detection of freewheel unit deterioration on a Puma operating on contract to the US Navy for VERTREP.
Freewheel Jerk on an SA330J Puma at Sea: Oil Analysis Opportunity Read Post »
“Aarhus Tower, Delta Whiskey Mike, we had a crash landing”: The AIB Denmark report focus on human factors.
A maintenance error when the aircraft was put into storage 3 years earlier resulted in a latent defect that caused a fireball. In the absence of communication from the flight crew a premature evacuation was initiated with one pax seriously injured by jet blast from the other, still running, engine.
B767 Fire and Uncommanded Evacuation After Lockwire Omitted Read Post »
A US business jet was operating Part 135 flights with known unresolved maintenance discrepancies and an unqualified flight crew. Due to a brake failure and improper configuration it went off a 50 ft embankment killing the flight crew.
Fatal Falcon 50 Accident: Unairworthy with Unqualified Crew Read Post »
A fatal water impact is caught by a tuna boat’s CCTV.
Fish Spotting Helicopter Strikes ‘Glassy’ Sea Read Post »
NTSB report that the left wing was damaged and the left MLG drag brace found fractured on a cargo B1900C involved in this accident on 8 May 2020.
Beechcraft 1900C Landing Gear Collapse at San Antonio, TX Read Post »
There is a theory that people let down their guard when the more complex part of a task is complete.
Fatal Wisconsin Wire Strike When Robinson R44 Repositions to Refuel Read Post »
A rain storm and incorrect use of water detection capsules when refuelling from drum stock resulted in a power loss and forced landing that destroyed an agricultural spray aircraft.
Turbine Dromader M18A Downed by Fuel Contamination: Shell Detector Capsules Misused Read Post »
TREs reported some crews unfamiliar with the oxygen switch options. An EMERGENCY function clears fogging. Also the anti-fog coating can be damaged by cleaning fluids.
Misted Masks: AAIB A319 Report Reveals Oxygen Mask Lessons Read Post »
A poor safety culture normalised rushed departure with inadequate preparation to do an air ambulance flight two other operators had turned down. The helicopter encountered snow and struck the ground during an Inadvertent IMC escape manoeuvre. Poor FAA oversight was contributory say NTSB.
Survival Flight Fatal Accident: Air Ambulance Operator’s Poor Safety Culture Read Post »
French investigators point to wider cultural issues in an overseas military accident.
Culture and CFIT in Côte d’Ivoire Read Post »
A pilot familiar with controls on the Arriel 2B1 powered AS350B3 got caught out preparing to take off in a 2B powered aircraft while simultaneously the collective was not properly locked.
AS350B3 Rolls Over: Pilot Caught Out By Engine Control Differences Read Post »
Attempting to visually confirm the aircraft was stable had an unintended consequence.
AS350B3 Dynamic Rollover When Headset Cord Snags Unguarded Collective Read Post »
We translate the accident report (issued 23 April 2020) on a 2017 AS332L accident from Japanese. After a series of maintenance errors a deteriorating tail rotor blade flapping hinge finally failed in flight.
Ungreased Japanese AS332L Tail Rotor Fatally Failed Read Post »
We look at a change in maintenance practices after this incident and prompt safety collaboration to inform fellow MROs.
CFM56 HPC Titanium Fire Due to VSV Maintenance Assembly Error Read Post »
BEA-E examine the lessons from a wire strike, spectacularly captured on video, while rescuing a jet-skier close to shore that severed the hoist cable causing two people to fall into the sea.
Sécurité Civile EC145 SAR Wirestrike Read Post »
MLG actuator rod failure after loss of torque.
Beech 99A MLG Collapse Read Post »
A flight with friends for lunch turned deadly when mass and balance calculations were skipped claims NTSB. The survivor said: “Everything was white for a split second…I remember the intense pain, the taste of blood, the broken glass and crumpled metal around me…”.
Fatal R44 Loss of Control Accident: “Overweight and Out of Balance” Say NTSB Read Post »
