Sofema Aviation Services (SAS) www.sassofia.com considers the key terminology related to Aircraft Certification – System Safety Assessment Catastrophic Failure Condition: A failure condition that would result in multiple fatalities, usually with the loss of the airplane. Error: An omission or incorrect action by a crewmember or maintenance personnel, or a mistake in requirements, design, or implementation. Event: An…

Sofema Aviation Services (SAS) considers System Safety Assessment in relation to the Arsenal Draft of AC 1309–1. Introduction – System Safety Assessment In 2002, the FAA provided a Notice of Proposed Rulemaking (NPRM) relevant to 14 CFR Part 25. Accompanying this notice is the Arsenal Draft of AC 1309–1. Existing definitions and rules in 25.1309…

EASA Aircraft Medical Installation and Evacuation Compliance with CS25 – Review presented by Sofema Aviation Services (SAS) www.sassofia.com Background & Introduction – Ref Special Condition D-xx – Medical Evacuation (Issue 5) – EASA Comment As CS 25 does not contain requirements that specifically address medical evacuation configurations, Special Conditions are needed to establish a level of…

CS25 Airworthiness Code – Consideration by Sofema Aviation Services (SAS) www.sassofia.com Introduction The European Union (EU) has decided that only legally binding implementing rules (Hard Law) for airworthiness, in compliance with the Basic Regulation, can only be adopted by the European Commission having received an opinion from the EASA for that purpose. Airworthiness codes, i.e….