Blog posts tagged in Maintenance Planning

Sofema Online (SOL) ( considers the regulatory responsibilities placed on the operator by EASA.

Introduction - What are the responsibilities of the AOC holder required to implement a management system in accordance with ORO.GEN.200 in regards to continuing airworthiness management and contracted maintenance?

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Sofema Online (SOL) takes a deep dive into the roles and responsibilities of aircraft maintenance planners

Considerations Include:

>> Aircraft Maintenance Planner Typical Duties Training & Responsibilities

>> Typical Training to support Career Path Development of an Aircraft Maintenance Planner

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Posted by on in Regulatory

Presented by Sofema Aviation Services (SAS)


The Maintenance Planning Document MPD is created using the MRBR (Maintenance Review Board Report), as the source document and includes tasks which are derived from the Type Certificate Holders (TCH) System Safety Assessment (SSA). Typically the MPD includes an ALS (Airworthiness Limitation Section), also may reference Inspection Service Bulletins (ISB) as well as  applicable Airworthiness Directives (ADs).

The Airworthiness Limitations Section (ALS) of the MPD is part of the certificated product (aircraft, engine, propeller) type design (Part 21.A.31.a), that contains the mandatory scheduled maintenance items and the limitations for part replacement, necessary to maintain compliance with that type design.

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SofemaOnline - Case Study Eastern Airlines


For many people in aviation today the events of Eastern Airlines Flight 855 are long forgotten, however, the memory does live on and on this fateful day many lives were saved thanks to the calm and professional approach of the pilots.

What happened?

On May 5, 1983, a Lockheed L-1011 TriStar, registration N334EA, en route from Miami International Airport to Nassau International Airport, experienced the loss of all three engines near Miami, Florida. Following a decision to return to Miami.

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