The BFU investigated how flying controls of a SAR helicopter became disconnected. A nut was reused. Torque was insufficient. Lubrication was applied incorrectly. A cotter pin was likely omitted. The maintenance was also not signed off.
SAR AS365N3 Flying Control Disconnect: BFU Investigation Read Post »
An operator’s inadequate oversight of its flights, routine exceedance of Flight Manual limitations and an inadequate regulatory structure for aerobatic ‘experiences’ are highlighted by NTSB.
Too Extreme: Fatal Sky Combat Ace EA300 Aerobatic Accident Read Post »
Newly released data in the NTSB public docket suggests that the accident that killed 7, including coal billionaire Chris Cline, was likely due to a Somatogravic Illusion causing spatial disorientation during the night take off.
NTSB Investigation into AW139 Bahamas Night Take Off Accident Read Post »
While on a VFR approach below minima to a mine site there was a loss of visual reference and a Loss of Control – Inflight. The helicopter impacted the water but neither aircraft nor occupants were equipped for sea survival. All 8 POB likely drowned or quickly succumb to hypothermia in 2°C water.
Fatal Mi-8 Loss of Control – Inflight and Water Impact off Svalbard Read Post »
Insufficient fuel, a switch selection error that resulted in both a loss of electrical power and accelerated fuel burn and a distracting breakdown of pilot/medical personnel communication.
Air Ambulance Forced Landing: Fuel and Switch Errors Plus CRM Breakdown Read Post »
This MD500E helicopter crashed moments after entering a hover when the pilot was surprised by geese.
Pilot Goose(d) Surprised and Crashed Read Post »
In heavy rain, darkness and with limited visual cues the aircraft briefly drifted just before touch down and a nacelle grazed the runway. ATSB look at why the damage was not detected for several days.
Boeing 737-800 Engine Nacelle Strike and Continued Operation Read Post »
Possible self-induced commercial pressure and task fixation may have been factors in a HESLO accident involving a loss of visual reference at a mountain top site on lift 29 of 30, resulting in spatial disorientation and a partial loss of control say AIB Denmark.
Inadvertent Entry into IMC During Mountaintop HESLO Read Post »
NTSB believe a pilot, distracted during low level single pilot photography, missed the potential for carb icing, resulting in a power loss and stall at low altitude.
Carb Icing Suspected in Fatal Aerial Photography Flight Read Post »
An in-flight loss of control due to flight crew inattention say NTSB, coupled with a failure to recognize and promptly recover from a stall during a scheduled passenger flight over Alaska.
US Dash 8-100 Stalled and Dropped 5000 ft Over Alaska Read Post »
A HESLO operator moves to keeperless hooks after a 700 kg load was lost during powerline refurbishment in Scotland.
HESLO AS350B2 Dropped Load – Phase Out of Spring-Loaded Keepers for Keeperless Hooks Read Post »
Weaknesses in procedures, training and facilities at a P&W Non Destructive Inspection shop struggling with a backlog of novel Thermal Acoustic Imaging inspections of PW4000 fan blades.
NDI Process Failures Preceded B777 PW4077 Engine FBO Read Post »
A lucky escape for an ATR72 after the second unstabilised approach of the day into the same airport as the Commander insists on descending below MDA. After the first the crew decided to inhibit the TAWS as they misdiagnosed a failure. The Commander (PM) fought the controls when the Co-Pilot first tried to go around.
ATR72 Survives Water Impact During Unstabilised Approach Read Post »
After this accident the pilot wisely identified 7 topics for a “pre-flight personal wellness check” to help determine readiness. The NTSB also found the operator’s CRM training omitted fatigue as a topic.
Fatigue Featured in Anchorage Alaska Air Ambulance Accident 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 »
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 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 »
“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 fatal water impact is caught by a tuna boat’s CCTV.
Fish Spotting Helicopter Strikes ‘Glassy’ Sea 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 »
