1、Designation:D321319Standard Practices forHandling,Storing,and Preparing Soft Intact Marine Soil1This standard is issued under the fixed designation D3213;the number immediately following the designation indicates the year oforiginal adoption or,in the case of revision,the year of last revision.A num
2、ber in parentheses indicates the year of last reapproval.Asuperscript epsilon()indicates an editorial change since the last revision or reapproval.1.Scope*1.1 These practices cover methods for project/cruisereporting,and handling,transporting and storing soft cohesiveintact marine soil.Procedures fo
3、r preparing soil specimens fortriaxial strength,and consolidation testing are also presented.1.2 These practices may include the handling and transport-ing of sediment specimens contaminated with hazardous ma-terials and samples subject to quarantine regulations.1.3 The values stated in SI units are
4、 to be regarded asstandard.The values given in parentheses are provided forinformation only and are not considered standard.Reporting oftest results in units other than SI shall not be regarded asnonconformance with this standard.1.4 These practices offer a set of instructions for performingone or m
5、ore specific operations.This document cannot replaceeducation or experience and should be used in conjunctionwith professional judgment.Not all aspects of these practicesmay be applicable in all circumstances.This ASTM standard isnot intended to represent or replace the standard of care bywhich the
6、adequacy of a given professional service must bejudged,nor should this document be applied without consid-eration of a projects many unique aspects.The word“Stan-dard”in the title means only that the document has beenapproved through the ASTM consensus process.1.5 This standard does not purport to a
7、ddress 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.Specific precautionary statements are given
8、 in Sections 1,2and 7.1.6 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
9、 TechnicalBarriers to Trade(TBT)Committee.2.Referenced Documents2.1 ASTM Standards:2D653 Terminology Relating to Soil,Rock,and ContainedFluidsD1587/D1587M Practice for Thin-Walled Tube Sampling ofFine-Grained Soils for Geotechnical PurposesD2435/D2435M Test Methods for One-Dimensional Con-solidation
10、 Properties of Soils Using Incremental LoadingD2488 Practice for Description and Identification of Soils(Visual-Manual Procedures)D2850 Test Method for Unconsolidated-Undrained TriaxialCompression Test on Cohesive SoilsD3740 Practice for Minimum Requirements for AgenciesEngaged in Testing and/or Ins
11、pection of Soil and Rock asUsed in Engineering Design and ConstructionD4186/D4186M Test Method for One-Dimensional Consoli-dation Properties of Saturated Cohesive Soils UsingControlled-Strain LoadingD4220/D4220M Practices for Preserving and TransportingSoil SamplesD4452 Practice for X-Ray Radiograph
12、y of Soil SamplesD4648/D4648M Test Methods for Laboratory MiniatureVane Shear Test for SaturatedFine-Grained Clayey SoilD8121/D8121M Test Method for Approximating the ShearStrength of Cohesive Soils by the Handheld Vane ShearDevice3.Terminology3.1 DefinitionsThe definitions of terms used in thesepra
13、ctices shall be in accordance with Terminology D653.4.Summary of Practice4.1 Procedures are presented for handling,transporting,storing,and preparing very soft and soft,fine-grained marinesediment specimens that minimize disturbance to the test1These practices are under the jurisdiction ofASTM Commi
14、ttee D18 on Soil andRock and are the direct responsibility of Subcommittee D18.02 on Sampling andRelated Field Testing for Soil Evaluations.Current edition approved Feb.1,2019.Published February 2019.Originallyapproved in 1991.Last previous edition approved in 2013 as D3213 131.DOI:10.1520/D3213-19.
15、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.*A Summary of Changes section appears at the end of this standardC
16、opyright 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 specimen from the time it is initially sampled at sea to the timeit is placed
