Insecure Pitch Link Fatal R44 Accident
During a post-maintenance check flight the main rotor separated from an R44 after a maintenance assembly error.
Insecure Pitch Link Fatal R44 Accident Read Post »
NTSB Recommendation on JT15D Failure to Meet Certification Bird Strike Requirements
We look at three significant incidents that led to the conclusion that the JT15D-5 on the Beechjet 400A is uniquely vulnerable to bird strikes.
NTSB Recommendation on JT15D Failure to Meet Certification Bird Strike Requirements Read Post »
Cessna 208 Forced Landing: Engine Failure Due To Re-Assembly Error
86 flying hours before this accident, on a different continent, a component was omitted during maintenance. We look at the airworthiness and flight ops safety lessons.
Cessna 208 Forced Landing: Engine Failure Due To Re-Assembly Error Read Post »
Director of Maintenance Pleads Guilty To Obstructing an NTSB Air Accident Investigation
We look at the background to this guilty plea and the associated maintenance related accident.
Director of Maintenance Pleads Guilty To Obstructing an NTSB Air Accident Investigation Read Post »
Unstable Approach Dash 8 Touches Down 450ft Before Threshold
Continuing an unstable approach after a loss of visual reference led to a Jazz Dash 8 contacting the ground 450ft short of the runway, causing significant damage.
Unstable Approach Dash 8 Touches Down 450ft Before Threshold Read Post »
Deadly Delay: GOM B206B3 Helicopter Night Accident 6 Feb 2017
A delay waiting for passengers from SGS to complete their work on a tanker in Galveston Bay meant this Bell 206B3 attempted a night flight back to shore.
Deadly Delay: GOM B206B3 Helicopter Night Accident 6 Feb 2017 Read Post »
Smoke in Cabin: Anatomy of a Wash Rig Error
We focus on the maintenance HF lessons from a serious incident involving smoke in the cabin of an A320 on take off.
Smoke in Cabin: Anatomy of a Wash Rig Error Read Post »
ATR72 Cognitive Bias Leads to Control Problems
Low familiarity with icing conditions and cognitive bias were factors in a serious incident for an ATR72 departing from Manchester last winter say AAIB.
ATR72 Cognitive Bias Leads to Control Problems Read Post »
Flying Control FOD: Screwdriver Found in C208 Controls
An attentive flying control rigging check finds a shocking piece of FOD that highlights the importance (yet again) of effective tool control.
Flying Control FOD: Screwdriver Found in C208 Controls Read Post »
Fatal H500 / 369D Low Altitude Hover Power Loss: Power Line Maintenance Project
An engine compressor failure while installing power line markers resulted in an unsurvivable impact and fire.
Fatal H500 / 369D Low Altitude Hover Power Loss: Power Line Maintenance Project Read Post »
Unexpected Load: AS350B3 USL / External Cargo Accident in Norway
A difference in understanding between pilot and loadmaster meant the surprise attachment of an external load, a sudden ‘jerk’ during take off and an emergency landing that damaged the helicopter.
Unexpected Load: AS350B3 USL / External Cargo Accident in Norway Read Post »
Drone Goes Walkabout: Hemispherical Human Factors Hiccup
An ATSB report into an Australian RPAS/UAS LOC accident highlights the importance of HF in ground station design and of data entry verification.
Drone Goes Walkabout: Hemispherical Human Factors Hiccup Read Post »
Confusion of Compelling, But Erroneous, PC-12 Synthetic Vision Display
Synthetic Vision Systems (SVS) are an increasingly common tool to enhance flight crew situational awareness. However the crew of a PC-12 were momentarily misled during a night-time medevac take-off by their SVS after a RADALT failure.
Confusion of Compelling, But Erroneous, PC-12 Synthetic Vision Display Read Post »
EC130B4 Loss of Control on Take-Off in Dubai
Investigators point to ‘overaggressive manoeuvre’ on take-off on a positioning flight back to base. Both occupants were seriously injured. The damaged helicopter span 50 times down heliport.
EC130B4 Loss of Control on Take-Off in Dubai Read Post »
Power of Prediction: Foresight and Flocking Birds
On the anniversary of the ‘miracle on the Hudson’ we look at how a catastrophic double engine bird strike in North America had been predicted 8 years before, in 2001.
Power of Prediction: Foresight and Flocking Birds Read Post »
CHC Scotia Sikorsky S-92A Loss of Tail Rotor Control Events
We examine a recent total loss of tail rotor control to an offshore helicopter in the North Sea and previous similar occurrences.
CHC Scotia Sikorsky S-92A Loss of Tail Rotor Control Events Read Post »
S-92A Flying Control Restriction on Wiring Loom
A pilot reported a restriction of cyclic movement on a Sikorsky S-92A. We look what was found.
S-92A Flying Control Restriction on Wiring Loom Read Post »
Safety Lessons from a Fatal Helicopter Bird Strike: PHI Sikorsky S-76C++
We look at a fatal S-76C++ helicopter accident that highlights a range of certification, modification, crew alerting, training and emergency response lessons, and also discuss current activity on helicopter bird strike certification requirements.
Safety Lessons from a Fatal Helicopter Bird Strike: PHI Sikorsky S-76C++ Read Post »
Our Top 10 Articles of 2016
We look back on our top aviation and safety articles of 2016. We thank all our readers for their support in 2016 and hope we can continue to prove a valuable source of information and insight in 2017!
Our Top 10 Articles of 2016 Read Post »
CRJ-200 LOC-I Sweden 8 Jan 2016: SHK Investigation Results
Accident investigators make observations on human factors, training, instrumentation design, airworthiness reporting and SAR after the fatal LOC-I of a cargo CRJ-200 in Sweden in an accident reminiscent of AF447.
CRJ-200 LOC-I Sweden 8 Jan 2016: SHK Investigation Results Read Post »
Time Pressures and Take-Off Trim Trouble
Time pressures and a lack of cross-checking contributed to a trim sheet error at an Australian regional airline.
Time Pressures and Take-Off Trim Trouble Read Post »
Robinson R44 Power Loss: Excessive Lubricant
A change in approved lubricant for the fuel injection servo but an excessive amount was used. A prompt 12 days from incident to recall.
Robinson R44 Power Loss: Excessive Lubricant Read Post »
Facebook Aquila Drone Accident: Gust Induced Structural Failure
The innovative 140ft span Facebook Aquila solar powered internet relay drone had an in-flight structural failure due to gusts during its first landing say NTSB. Flight control system changes are planned.
Facebook Aquila Drone Accident: Gust Induced Structural Failure Read Post »
Fatal B1900C Accident: NTSB Safety Recommendation on PT6A To Error-Proof the Beta Arm
The NTSB recommend short term safety promotion and a long term error-proof re-design to prevent a reoccurring loss of propeller thrust after incorrect assembly.
Fatal B1900C Accident: NTSB Safety Recommendation on PT6A To Error-Proof the Beta Arm Read Post »
ANSV Report on EasyJet A320 Fan Cowl Door Loss: Maintenance Human Factors
We look at the maintenance human factors that resulted in the 36th A320 cowling loss.
ANSV Report on EasyJet A320 Fan Cowl Door Loss: Maintenance Human Factors Read Post »