Sofema Aviation Services (SAS) www.sassofia.com considers various factors which should be considered within the context of Managing & Developing an Effective Fatigue Management System. Introduction Fatigue is an insidious threat to aviation maintenance staff, because of its potential to impact alertness and performance. Fatigue can often be associated with sleep loss, shift work, and long duty cycles…

Sofema Aviation Services (SAS) www.sassofia.com looks at the communication process between Production Organisation Approval Holder (POAH) and Design Organisation Approval Holders (DOAH). Introduction – AMC No 1 to 21.A.133(b) and (c) Eligibility – Link between design and production organisations ED Decision 2012/020/R In accordance with AMC No 1 to 21.A.133(b) and (c) the POA holder must…

Sofema Aviation Services (SAS) www.sassofia.com considers the role purpose and relationship between Operational Suitability Data (OSD) and the Master Minimum Equipment List (MMEL). Transition from JAA/EASA MMEL/OEB With the entry into force of Commission Regulation (EU) No 69/2014 on 18 February 2014 the concept of Operational Suitability Data (OSD) was implemented, integrating operational evaluation elements into the…

Sofema Aviation Services (SAS) www.sassofia.com considers the operational fundamentals related to the operation of UAVs in the “Special Category” – UAS Ref Article 5 – ‘Specific’ category of UAS operations Commission Implementing Regulation (EU) 2021/1166 Where one of the requirements laid down in Article 4 or in Part A of the Annex is not met, a…