CHC Sikorsky S-92A Seat Slide Surprise(s) - Aerossurance Failure to learn? In 2010 an Aircraft Commander was left 'hanging' after seat components omitted during maintenance. It reoccurred just 3.5 years later.

#OTD 2010 Failure to learn? An Aircraft Commander left 'hanging' on approach after seat components omitted during maintenance. Reoccurred just 3.5 years later. aerossurance.com/helicopters/... #humanfactors #aviationmaintenance #airworthiness #flightsafety #aviationsafety

#OTD 2018: #BEA Point to Inadequate Maintenance Data and Possible Non-Conforming Fasteners in ATR 42 Door Loss aerossurance.com/safety-manag... #flightsafety #aviationsafety #airworthiness

#OTD 2015: Investigators' final report confirms that control was lost after a flying control connection failed after a loss of torque and progressive wear to the point of separation from the rod end. aerossurance.com/helicopters/... #helicopter #accident #flightsafety #aviationsafety #airworthiness

#OTD 2011: An ATR72 suffered an uncommanded yaw and roll as it accelerated through 185 knots. The cause was traced to misassembly during a prior maintenance check. aerossurance.com/safety-manag... #flightsafety #aviationsafety #airworthiness #aviationmaintenance #humanfactors

FAA Grants Special Airworthiness Certificate for Hermeus’ Quarterhorse Mk 2.1 Aircraft TRUTH OR CONSEQUENCES, New Mexico — The United States Federal Aviation Administration (FAA) has granted a Special Airworthiness Certificate in the Experimental Category to Hermeus’ unmanned Quarterhorse Mk 2.1 aircraft. The certification allows the aerospace company to begin its flight-test campaign as part of its broader mission to develop high-speed aircraft capable of achieving supersonic …

FAA Grants Special Airworthiness Certificate for Hermeus’ Quarterhorse Mk 2.1 Aircraft #Aerospace #FAA #Airworthiness #Hermeus #FlightTest

#OTD 2009: Loss of an S-92A and 17 lives off Newfoundland aerossurance.com/helicopters/... #helicopter #certification #airworthiness #flightsafety #aviationsafety

#OTD 2016: The undetected failure of a TR pitch change bearing while hoisting. We delve into the ASC's final report (only published in full in Chinese). aerossurance.com/helicopters/... #aviationsafety #flightsafety #helicopter #accident #sar #searchandrescue #airworthiness

Engine Life Limit Exceedance Caused Logging Helicopter Fatal Accident - Aerossurance A fatal descent into trees after an engine failure at low altitude after exceeding engine component life limits. Engine cycles were documented "irregularly".

#OTD 2019: A fatal descent into trees after an engine failure at low altitude after exceeding engine component life limits. Engine cycles were documented "irregularly". aerossurance.com/helicopters/...
#helicopter #accident #airworthiness #flightsafety #aviationsafety

Fenestron Failure EC130B4 Hawaii - Aerossurance After the onset of vibration, an air tour pilot attempted a precautionary landing but yaw control was lost.

#OTD 2020: After the onset of vibration, an air tour pilot attempted a precautionary landing but yaw control was lost. aerossurance.com/helicopters/... #helicopter #accident #airworthiness #flightsafety #aviationsafety

Prior Engine Mount Damage Lead to Fatal Aerial Saw Crash - Aerossurance The fourth accident to this H369D proved fatal. NTSB identify that undetected prior engine mount damage was the cause of a clutch failure while using an aerial saw at low level.

#OTD 2019: 4th accident(!) to this H369D proved fatal. #NTSB identify that undetected prior engine mount damage led to clutch failure while using an aerial saw at low level. aerossurance.com/helicopters/... #helicopter #accident #flightsafety #aviationsafety #airworthiness

Engine & Emergency Flotation Failures - Greenland B206L4 Ditching - Aerossurance A tiny loose turbine bearing tang triggers an autorotation but frozen water in a hose caused the EFS to malfunction. SB/ICA changes for engine and EFS.

#OTD 2024 A tiny loose turbine bearing tang triggers an autorotation but frozen water in a hose caused the EFS to malfunction. SB/ICA changes for engine and EFS. aerossurance.com/helicopters/... #helicopter #aviationsafety #flightsafety #airworthiness #survivability

EC135 Main Rotor Actuator Tie-Bar Failure - Aerossurance An accident to a police helicopter in the Caribbean resulted in a worldwide check for corrosion in flying control actuators.

#OTD 2019: An accident to a #police EC135 #helicopter in the Caribbean resulted in a worldwide check for corrosion in flying control actuators.
aerossurance.com/helicopters/... #aaib #aviationsafety #flightsafety #airworthiness

FAA Orders Emergency Inspections for Boeing 757s After Wing Cracks Discovered Aviation News – The Federal Aviation Administration (FAA) has issued an emergency airworthiness directive requiring immediate inspections of 156 Boeing 757 aircraft registered in the United States. This urgent mandate follows the discovery of structural cracks in wing panels, posing a potential safety risk to the aging narrow-body fleet. The directive specifically targets aircraft equipped with scimitar blended winglets, a popular aerodynamic modification designed to improve fuel efficiency.

#Aviation #FAA #Boeing757 #AviationSafety #AirlineNews #Boeing #AircraftMaintenance #FlightSafety #Airworthiness #winglets #blendedwinglets

Brake Failure Causes PA-31 Runway Excursion During Taxi - Aerossurance After being stored for 7 months, the brakes failed on this PA-31. Inadequate storage checks suspected.

#OTD 2019 After being stored for 7 months, the brakes failed on this PA-31. Inadequate storage checks suspected.
aerossurance.com/safety-manag... #flightsafety #aviationsafety #airworthiness

CFM56 HPC Titanium Fire Due to VSV Maintenance Assembly Error - Aerossurance We look at a change in maintenance practices after this incident and prompt safety collaboration to inform fellow MROs.

#OTD 2019 United B737-900 Titanium Fire: We look at a change in maintenance practices after this incident and prompt safety collaboration to inform fellow MROs. aerossurance.com/safety-manag... #flightsafety #aviationsafety #airworthiness #maintenance #humanfactors

#OTD 2012: A C-130 airborne fire occurred after a botched mod program unnecessarily changed the original design and an incompatible hydraulic hose was fitted, which chaffed against electrical cables. aerossurance.com/safety-manag... #aviationsafety #flightsafety #military #accident #airworthiness

#OTD 2014 (2/2): Unclear communications, shift handover & roles and responsibilities, complacency about fatigue and failure to use access equipment all feature in this serious incident. aerossurance.com/safety-manag... #flightsafety #aviationsafety #airworthiness #aviationmaintenance #humanfactors

ATR72 In-Flight Pitch Disconnect and Structural Failure - Aerossurance Significant structural damage occurs when crew make opposing pitch inputs say ATSB. The damage is missed for 13 subsequent flights.

#OTD 2014 (1/2): Significant structural damage occurs when crew make opposing pitch inputs say ATSB. The damage is missed for 13 subsequent flights. aerossurance.com/safety-manag... #flightsafety #aviationsafety #airworthiness #aviationmaintenance #humanfactors

SN-2026/002: Supplemental Type Certificates (STCs) and Modification Data | UK Civil Aviation Authority www.caa.co.uk/data-and-pub... #airworthiness

#OTD 2019: NZ Firefighting AS350 Accident: Weaknesses in Role Equipment Design and Distribution of Key Operating Data aerossurance.com/helicopters/... #firefighting #helicopter #accident #flightsafety #aviationsafety #airworthiness

#OTD 2018: AS350B2 #Helicopter Accident After Vibration from Unrecorded Maintenance aerossurance.com/helicopters/... #accident #aviationsafety #flightsafety #airworthiness #aviationmaintenance

NDI Process Failures Preceded B777 PW4077 Engine FBO - Aerossurance 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.

#OTD 2018: Weaknesses in procedures, training and facilities at a P&W #nondestructivetesting shop struggling with a backlog of novel inspections of PW4000 fan blades. aerossurance.com/safety-manag... #airworthiness #aviationmaintenance #humanfactors #aviationsafety #flightsafety

UK CAA SN-2026/001: Changes to Aircraft Seating by Organisations Other Than the OEM or TSOA Holder | UK Civil Aviation Authority www.caa.co.uk/data-and-pub... #airworthiness

#OTD 2019: B206B Hit by Truck in Forced Landing after 16 Months of Operation with Unairworthy Engine aerossurance.com/helicopters/... ‎#helicopter #accident #flightysafety #aviationsafety #airworthiness #greycharter

After a fatal 5th occurrence #OTD in 2015, #NTSB recommended short term safety promotion and a long term error-proof re-design. But action was SLOW... aerossurance.com/safety-manag... #airworthiness #humanfactors #flightsafety #aviationsafety

#OTD 2000 an Alaska Airlines MD-83 crashed killing all 88 POB after an in-flight failure of the horizontal stabilizer trim system jackscrew assembly
aviation-safety.net/database/rec... #aviationsafety #flightsafety #aviationmaintenance #airworthiness #humanfactors #camo

Accident McDonnell Douglas DC-9-83 (MD-83) N963AS, Monday 31 January 2000 Alaska Airlines flight 261, an MD-83, crashed into the sea off Anacapa Island, CA, USA, following a loss of control, killing all 88 occupants. Flight AS261 departed Puerto Vallarta at ab...

#OTD 2000 an Alaska Airlines MD-83 crashed killing all 88 POB after an in-flight failure of the horizontal stabilizer trim system jackscrew assembly
aviation-safety.net/database/rec... #aviationsafety #flightsafety #aviationmaintenance #airworthiness #humanfactors #camo

Production Defect IFSD Triggers Night Deadstick PC-12 Landing - Aerossurance An ambiguous spec for standard parts features in a nighttime engine failure and nearly 30 IFSDs before the problem was contained.

#OTD 2010 An ambiguous spec for standard parts features in a night time engine failure and nearly 30 IFSDs before the problem was contained.
aerossurance.com/safety-manag... #flightsafety #aviationsafety #airworthiness

Freewheel Jerk on an SA330J Puma at Sea: Oil Analysis Opportunity - Aerossurance 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.

#OTD 2018: #NTSB say oil analysis could have provided early detection of freewheel unit deterioration on a Puma #helicopter operating on contract to the US Navy for VERTREP.
aerossurance.com/helicopters/...
#airworthiness #accident #flightsafety #aviationsafety

Dornier 328-100 Crossed Apron During Runway Excursion - Aerossurance Fortuitously no aircraft were struck as this Do328 TP left the runway, crossed the airport apron and stopped 3 m from the boundary fence by a hangar. The AIB report identifies a PCU failure but focuse...

#OTD 2019: A Do328 suffered a significant runway excursion, crossing the airport apron. The AIB report identifies a PCU failure but focuses on the crew response rather than the PCU defect. aerossurance.com/air-accident... #flightsafety #aviationsafety #airworthiness