Tech Library
List of Tech Library
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FAA document on design standards for passenger aircraft / Transport Standards Branch
FAA Documents on Design standards The FAA has compiled each of the 14CFR Part 25/Part 26 Rules and related guidance documents such as Advisory Circulars (ACs) and Policy Statements in the [Transport Standards Branch]. This section contains not only existing and newly issued materials, but also information on obsolete materials, and provides information on the background of the past. The information is useful not only for developers of large aircraft, but also for developers of equipment that is expected to…
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Guidance Material of European and U.S. Authorities (EASA/FAA)
Guidance Material of European and U.S. Authorities (EASA/FAA) Each authority has established requirements for certification and certification of various types of aircraft. Therefore, each authority publishes Guidance Material for each requirement to clarify what is intended in each requirement and to introduce examples of acceptable certification methods (certification activities). The following is a website that summarizes the Guidance Material published by EASA/FAA. If similar requirements exist in Japan, understanding these Guidance Materials will be very helpful in considering the actual…
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International Civil Aviation Organization (ICAO) and ICAO Annexes
International Civil Aviation Organization (ICAO) The International Civil Aviation Organization (ICAO) is a specialized agency of the United Nations established under the Convention on International Civil Aviation (Chicago Convention) adopted in 1944. The purpose of ICAO is stated in Article 44 of the Chicago Convention as “to develop the principle and technology of international aviation, and to promote the planning and development of international air transport.” ICAO’s international standards and advisory schemes are compiled in Annexes of the Chicago Convention….
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Airworthiness Standards and corresponding standards of European and U.S. authorities.
Airworthiness Standards Article 10, paragraph 4 of Civil Aeronautics Act establishes the following technical standards for aircraft. 1. Standards for strength: structure and performance to ensure the safety of aircraft and equipment: Annex 1 of Regulation for Enforcement of the Civil Aeronautics Act. 2. Standards for aircraft noise: Annex 2 of Regulation for Enforcement of the Civil Aeronautics Act. 3. Standards for aircraft engine emissions (excluding carbon dioxide): Annex 3 of Regulation for Enforcement of the Civil Aeronautics Act. 4. Standards…
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Rulemaking Information at European and U.S. Authorities (EASA/FAA)
EASA/FAA Rulemaking Each EASA/FAA authority compiles information on rulemaking and makes it available to the public on their respective websites. 【EASA Rulemaking】 https://www.easa.europa.eu/document-library/rulemaking-process-overview 【FAA Rulemaking】 https://www.faa.gov/regulations_policies/rulemaking Whenever a new rule is enacted or an existing rule is revised, public comment is held in advance, and the final version of the rule is issued after considering the comments received and reflecting them as necessary. Therefore, it is very important to keep track of public comments from the various authorities in order…
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Japan’s Public Comment System
Public comment The purpose of public comments is to ensure fairness , improve transparency in administrative operations, and help protect the rights and interests of citizens by soliciting and considering opinions from the general public in advance when national administrative organs establish Cabinet orders, Ministerial ordinances, etc. It was made into law by the revision of the Administrative Procedure Law in June 2005, and was introduced to replace the previous procedures for submitting opinions based on the “Procedures for Submitting…
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Enhancement of the Safety (VOICES)
[Purpose] Japan Civil Aviation Bureau(JCAB) operates the Voluntary Information Contributory to Enhancement of the Safety (VOICES) in accordance with the provisions of ICAO Annex 19: Safety Management, in order to collect a wide range of information on civil aviation safety that is not easily captured by the mandatory reporting system. To improve aviation safety, it is very important to collect a lot of information and provide feedback on it. [Operation Summary] This system is administered by a third-party organization (Air…
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Japanese Aviation Act and Regulations
List of Japanese Aviation Act and Regulations The following are links to various websites operated by the Japanese government to check the latest version of Japanese aviation act and regulations. 【Civil Aeronautics Act】 https://elaws.e-gov.go.jp/document?lawid=327AC0000000231 【Civil Aeronautics Act Enforcement Order】 https://elaws.e-gov.go.jp/document?lawid=327CO0000000421 【Civil Aeronautics Act related fee order】 https://elaws.e-gov.go.jp/document?lawid=409CO0000000284 【Civil Aeronautics Act Enforcement Regulations】 https://elaws.e-gov.go.jp/document?lawid=327M50000800056 【Ministry of Land, Infrastructure, Transport and Tourism Notices and Circulars】 https://www.mlit.go.jp/notice/index.html Note that there is a time lag in updating the list. If you wish to check…
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Future Vision of EASA Regulation
EASA Regulations The following categories are being considered as new requirements. •CS-Light UAS： After gaining experience in certification under the current Special Condition, it will be developed into a CS for light class unmanned aircraft. •CS-UAS： For unmanned aerial vehicles that have the same weight and performance as current aircraft (fixed-wing and rotary-wing) and can carry people, with UAS-specific elements to be added. •CS-VTOL： Aircraft that operates within and between cities like a flying car. Please find the figure in…
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About Design Verification Report
The UAS applicant for a MED risk in the “Specific” category prepares the following documents and submits them to EASA. Once EASA confirms safety compliance, a Design Verification Report (DVR) is issued to the applicant. DVR Process A detailed description of the design, including all configurations to be verified. A risk assessment based on SORA and CONOPS, including all the following. -Characteristics and limitations of the proposed mode of operation -The intended use of the product and the type of…
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SORA(Specific Operations Risk Assessment)
SORA SORA is based on a document developed by JARUS that provides direction on how to safely create, evaluate, and conduct unmanned aircraft system (UAS) operations. The methodology is based on the principles of a holistic/comprehensive risk-based assessment model of system safety that is used to evaluate the risks associated with specific UAS operations. This model considers the nature of all threats associated with a particular hazard, the associated design, and proposed operational mitigations for a particular UAS operation. SORA…
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What is JARUS?
Purpose of JARUS The purpose of JARUS, as stated in the Terms of Reference, is “to recommend a single set of technical, safety, and operational requirements for all aspects related to the safe operation of unmanned aircraft systems (UAS). To do so, existing regulations and other materials applicable to manned aircraft must be reviewed and considered, specific tasks related to UAS must be analyzed, and materials covering the unique characteristics of UAS must be developed. The JARUS guidance materials are…