SAE-ARP-4754a

__________________________________________________________________________________________________________________________________________SAETechnicalStandardsBoardRulesprovidethat:“ThisreportispublishedbySAEtoadvancethestateoftechnicalandengineeringsciences.Theuseofthisreportisentirelyvoluntary,anditsapplicabilityandsuitabilityforanyparticularuse,includinganypatentinfringementarisingtherefrom,isthesoleresponsibilityoftheuser.”SAEreviewseachtechnicalreportatleasteveryfiveyearsatwhichtimeitmaybereaffirmed,revised,orcancelled.SAEinvitesyourwrittencommentsandsuggestions.Copyright©2010SAEInternationalAllrightsreserved.Nopartofthispublicationmaybereproduced,storedinaretrievalsystemortransmitted,inanyformorbyanymeans,electronic,mechanical,photocopying,recording,orotherwise,withoutthepriorwrittenpermissionofSAE.TOPLACEADOCUMENTORDER:Tel:[phone](insideUSAandCanada)Tel:[phone](outsideUSA)Fax:[phone]Email:[e-mail]:://(R)GuidelinesforDevelopmentofCivilAircraftandSystemsRATIONALEThisdocumentprovidesupdatedandexpandedguidelinesfortheprocessesusedtodevelopcivilaircraftandsystems.TABLEOFCONTENTS1. SCOPE..........................................................................................................................................................5 1.1 Purpose.........................................................................................................................................................6 1.2 DocumentBackground:................................................................................................................................7 2. REFERENCES..............................................................................................................................................8 2.1 ApplicableDocuments..................................................................................................................................8 2.1.1 SAEPublications...........................................................................................................................................8 2.1.2 FAAPublications...........................................................................................................................................8 2.1.3 EASAPublications........................................................................................................................................9 2.1.4 RTCAPublications........................................................................................................................................9 2.1.5 EUROCAEPublications................................................................................................................................9 2.2 Definitions...................................................................................................................................................10 2.3 AbbreviationsandAcronyms......................................................................................................................14 3. DEVELOPMENTPLANNING.....................................................................................................................16 3.1 PlanningProcess........................................................................................................................................16 3.2 TransitionCriteria........................................................................................................................................17 3.2.1 DeviationsfromPlans.................................................................................................................................19 4. AIRCRAFTANDSYSTEMDEVELOPMENTPROCESS...........................................................................19 4.1 ConceptualAircraft/SystemDevelopmentProcess....................................................................................20 4.1.1 DevelopmentAssurance.............................................................................................................................22 4.1.2 IntroductiontoDevelopmentAssuranceProcess.......................................................................................22 4.1.3 IntroductiontoHierarchicalSafetyRequirementsGeneratedfromSafetyAnalyses.................................23 4.1.4 IdentificationofAircraft-LevelFunctions,FunctionRequirementsandFunctionInterfaces......................25 4.1.5 AllocationofAircraftFunctionstoSystems................................................................................................25 4.1.6 DevelopmentofSystemArchitecture.........................................................................................................25 4.1.7 AllocationofSystemRequirementstoItems...................