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TM_D_8409_
_21
Designation:D840921Standard Guide forConducting Stacking Tests on UN Packagings Using Guidedor Unguided Loads1This standard is issued under the fixed designation D8409;the number immediately following the designation indicates the year oforiginal adoption or,in the case of revision,the year of last revision.A number in parentheses indicates the year of last reapproval.Asuperscript epsilon()indicates an editorial change since the last revision or reapproval.1.Scope1.1 This guide is intended to provide a standardized methodand a set of basic instructions for conducting stacking tests onUnited Nations(UN)non-bulk,intermediate bulk container(IBC),and Large Packagings.Using guided or unguided loadsin accordance with the U.S.Department of Transportation Title49 Code of Federal Regulations(CFR)and the UN Recom-mendations on the Transport of Dangerous Goods(“TheOrange Book”).The combination or interchange of theseregulations will be referred to as the Hazardous MaterialRegulations(HMR).1.2 The Dangerous Goods Regulations require performancetests to be conducted on packaging designs prior to beingauthorized for use.The regulations do not include standardizedprocedures to accomplish this which can result in differencesbetween testing facilities.The purpose of this document is toprovide guidance and to establish a set of common practices forconducting stack testing on packagings undergoing UN certi-fication.1.3 The user of this guide must be trained in accordancewith 49 CFR as required by 172.700 and should be familiarwith other applicable hazardous materials regulations such as;International Civil Aviation Organization(ICAO)TechnicalInstructions for the Safe Transport of Dangerous Goods byAir,the International Maritime Dangerous Goods Code(IMDGCode),and carrier rules such as International Air TransportAssociation(IATA)Dangerous Goods Regulations.1.4 The values stated in SI units are to be regarded asstandard.The values given in parentheses after SI units areprovided for information only and are not considered standard.1.5 This standard does not purport to address all of thesafety concerns,if any,associated with its use.It is theresponsibility of the user of this standard to establish appro-priate safety,health,and environmental practices and deter-mine the applicability of regulatory limitations prior to use.1.6 This international standard was developed in accor-dance with internationally recognized principles on standard-ization established in the Decision on Principles for theDevelopment of International Standards,Guides and Recom-mendations issued by the World Trade Organization TechnicalBarriers to Trade(TBT)Committee.2.Referenced Documents2.1 ASTM Standards:2D642 Test Method for Determining Compressive Resistanceof Shipping Containers,Components,and Unit LoadsD685 Practice for Conditioning Paper and Paper Productsfor TestingD996 Terminology of Packaging and Distribution Environ-mentsD4332 Practice for Conditioning Containers,Packages,orPackaging Components for TestingD4577 Test Method for Compression Resistance of a Con-tainer Under Constant LoadD4919 Guide for Testing of Hazardous Materials(Danger-ous Goods)Packagings2.2 ISO Standards:3ISO 2234 Packaging Complete,filled transport packages Stacking tests using static loadISO 16495 Packaging Transport packaging for dangerousgoods Test methods1This guide is under the jurisdiction ofASTM Committee D10 on Packaging andis the direct responsibility of Subcommittee D10.22 on Hazardous Materials.Current edition approved Oct.15,2021.Published December 2021.DOI:10.1520/D8409_D8409M-21.2For referenced ASTM standards,visit the ASTM website,www.astm.org,orcontact ASTM Customer Service at serviceastm.org.For Annual Book of ASTMStandards volume information,refer to the standards Document Summary page onthe ASTM website.3Available from International Organization for Standardization(ISO),ISOCentral Secretariat,Chemin de Blandonnet 8,CP 401,1214 Vernier,Geneva,Switzerland,https:/www.iso.org.Copyright ASTM International,100 Barr Harbor Drive,PO Box C700,West Conshohocken,PA 19428-2959.United StatesThis international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for theDevelopment of International Standards,Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade(TBT)Committee.1?2.3 Federal Standard:4U.S.Department of Transportation Code of Federal Regu-lations Title 49,Transportation(49 CFR)Parts 100-1852.4 UN Standard:5UN United Nations Recommendations on the Transport ofDangerous Goods,Model Regulations(UN Orange Book)2.5 IATA Standard:6IATA International Air Transport Association(IATA)Dan-gerous Goods Regulations2.6 ICAO Standard:7ICAO Technical Instructions for the Safe Transport ofDangerous Goods by Air2.7 IMDG Standard:8International Maritime Dangerous Goods Code(IMDGCode)3.Terminology3.1 Definitions:3.1.1 General definitions for packaging and d