·······197.5Installationanddisassemblyofdouble-rowexternalscaffold························eptance·····················································219Safetymanagementandmaintenance···········································22AppendixA:ponent·······················23AppendixB:Calculatingcoefficientsofwindload·····································25AppendixC:Designparameters····················································26AppendixD:pressionmembers························27AppendixE:eptancerecordsheetsfordisklocksteeltubularscaffold········29Explanationsofwordinginthisspecification··········································31Listofquotedstandards··························································32Addition:Explanationofprovisions·················································33