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BlockInspectionSeptember2004BlocksinE/RdoublebottomSideshellblockTopsidetankblockJoiningtwoblocksScopeofblockinspectionProperuseofmaterialContinuityofstructure(1/3)Continuityofstructure(2/3)Standardoflaplength30°Continuityofstructure(3/3)AssemblyaccuracyLugconnectionClipconnectionSnipconnectionBracketconnection(lap)Bracketconnection(butt)RequiredstrengthvsendconnectionBothendsBracket-aBracket-bLugSnipC0.700.851.001.50Zreq=7CShl2S:spaceh:headl:spanEnginegirderWorkmanshipforenginegirderGeneratorenginebedDoublebottomconstructionSuretouchDefectaroundpreparededgeContinuousfilletweld(1/3)Continuousfilletweld(2/3)Continuousfilletweld(3/3)Defectatcircumferenceofblock(1/4)Defectatcircumferenceofblock(2/4)Defectatcircumferenceofblock(3/4)Defectatcircumferenceofblock(4/4)InnergrooveforsmallangleWithout“watercutweld”With“watercutweld”Airhole&drainholeChargingtotankDischargingfromtankCheckingoffofblockplanSternframe(for“A”type)Sternframe(for“D”type)Fabricationofshoepiece(1/2)Fabricationofshoepiece(2/2)AirtestofshoepieceWeldingofsternframeAccuracyinsternframeAlignmentofruddercenterline(1/5)Alignmentofruddercenterline(2/5)Alignmentofruddercenterline(3/5)Alignmentofruddercenterline(4/5)Alignmentofruddercenterline(5/5)Accuracyinhatchcoverblock