Amt 123\ Flashcards
What are Airworthiness Directives (ADs)?
ADs are mandatory safety rules issued by aviation authorities to correct unsafe conditions in aircraft, engines, and components.
sino nag i issue ng mga ad?
issued by aviation authorities such as FAA, EASA
is AD mandatory
AD is a mandatory regulatory requirements
what is the purpose of AD
Prevent potential accidents and incidents.
Provide corrective measures for identified issues.
Maintain compliance with aviation safety regulations.
What are the three types of AD
Noticed Of proposed Rule making (NPRM)
Final Rule
Emergency AD’s
This is the standard process where a proposed solution is published for public comment before finalizing the rule
Notice of Proposed Rulemaking (NPRM),
Notice of Proposed Rulemaking (NPRM), Is?
This is the standard process where a proposed solution is published for public comment before finalizing the rule.
Used when an unsafe condition requires immediate correction, bypassing the standard process to adopt a rule quickly.
Final Rule
Final Rule is
Used when an unsafe condition requires immediate correction, bypassing the standard process to adopt a rule quickly.
Issued for urgent safety concerns that demand immediate action by aircraft owners or operators.
Emergency AD’s
What is Emergency AD’s
Issued for urgent safety concerns that demand immediate action by aircraft owners or operators.
This section provides the background and justification for the AD. It explains the unsafe condition that prompted the directive and the reasoning behind the required actions.
Preamble
This specifies the products (aircraft, engines, propellers, or appliances) to which the AD applies. It ensures that only the relevant operators are affected
Applicability
: This outlines the specific issue or defect that poses a safety risk. It helps operators understand the nature of the problem.
Unsafe Condition Description
This section details the corrective measures or operating limitations that must be implemented to address the unsafe condition. It may include inspections, repairs, or modifications.
Required Actions
This specifies the deadline by which the required actions must be completed. It ensures timely resolution of the safety concern.
Compliance Time:
This indicates when the AD becomes legally enforceable
Effective Date:
This provides information on how operators can propose alternative solutions to meet the AD’s requirements, subject to approval.
Alternative Methods of Compliance (AMOCs):
This includes details on where to seek further information or clarification regarding the AD.
Contact Information:
The first part indicates the calendar year in which the AD was issued
Year of Issuance
The second part represents the biweekly period of the year when the AD number was assigned. There are 26 biweekly periods in a year.
Biweekly Period:
The third part is a sequential number assigned within each biweekly period.
Sequential Number
AD COMPLIANCE PROCESS
Review the issued AD.
Identify the applicability to your aircraft.
Determine compliance deadlines.
Perform corrective actions.
Document and report compliance.
Throughout the life of a product, manufacturing defects, changes in service, or design improvements often occur.
Service Bulletin
