SAS blogs

EASA Part 145 Maintenance Organisation Health & Safety – First Aid DRSABC Refresher – Guidance & Best Practice

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EASA Part 145 Maintenance Organisation Health & Safety - First Aid DRSABC Refresher - Guidance & Best Practice

October 23, 2025

Steven Bentley

Refresh your First Aid skills with this DRSABC Refresher. Quick, practical, and confidence-boosting. D – Danger Make safety first: stop ground traffic; Isolate power (CBs/GPU) if trained; remove FOD; set a no-go cordon. PPE on: gloves/eye protection; face shield if splash risk. Don’t become a casualty – if you can’t make it safe fast, move…

Swiss Cheese Model Considerations in Relation to Boeing MEDA

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Boeing aircraft on runway representing Swiss Cheese Model considerations in aviation safety and Boeing MEDA analysis.

October 22, 2025

Steven Bentley

Sofema Aviation Services (SAS) looks at using SWISS Cheese as a MEDA Model to support understanding of maintenance exposure. Complex systems defend against failure with multiple layers of protection (procedures, training, tooling, supervision, inspections, tests, etc.). Each layer has gaps (“holes”) due to design limits, local conditions, drift, or simple variability. Accidents happen when the…

The Role of the Competent Authority in Initial Certification – Looking Beyond Compliance

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A man in blue overalls uses a tablet in an aircraft hangar, with text overlay "The Role of the Competent Authority in Initial Certification - Looking Beyond Compliance."

October 20, 2025

Steven Bentley

Competent Authority engagement with Initial Certification Tasks is considered by Sofema Aviation Services (SAS). Introduction When an organisation applies for its initial approval, the Competent Authority has the opportunity to essentially become a strategic partner in shaping how that organisation will manage safety and compliance in the years ahead. Following MSAT best practices, the Authority’s…

Part 145 First Aid – CPR Branching Scenario: What to Do, What Not to Do

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A group of people participating in a first aid training session. A laptop screen in the foreground displays “FIRST AID” instructions with CPR and emergency response steps.

October 16, 2025

Steven Bentley

Sofema Aviation Services (SAS) Considers how to run a safe, correct adult CPR sequence under real-world maintenance conditions What to Do Make the area safe: stop vehicles, isolate power, clear tools, move away from fuel vapours or wet floors. Check: if the person is unresponsive and not breathing normally, call 999/112 and send for the…