1、Designation:D4220/D4220M14Standard Practices forPreserving and Transporting Soil Samples1This standard is issued under the fixed designation D4220/D4220M;the number immediately following the designation indicates theyear of original adoption or,in the case of revision,the year of last revision.A num
2、ber in parentheses indicates the year of lastreapproval.A superscript epsilon()indicates an editorial change since the last revision or reapproval.1.Scope*1.1 These practices cover procedures for preserving soilsamples immediately after they are obtained in the field andaccompanying procedures for t
3、ransporting and handling thesamples.1.2 LimitationsThese practices are not intended to addressall requirements applicable to transporting of soil samplesknown or suspected to contain hazardous materials.1.3 UnitsThe values stated in either SI units or inch-pound units are to be regarded separately a
4、s standard.Thevalues stated in each system may not be exact equivalents;therefore,each system shall be used independently of the other.Combining values from the two systems may result in non-conformance with the standard.1.3.1 The gravitational system of inch-pound units is usedwhen dealing with inc
5、h-pound units.In this system,the pound(lbf)represents a unit of force(weight),while the unit for massis slugs.The slug unit is not given,unless dynamic(F=ma)calculations are involved.1.4 This standard does not purport to address all of thesafety concerns,if any,associated with its use.It is therespo
6、nsibility of the user of this standard to establish appro-priate safety and health practices and determine the applica-bility of regulatory limitations prior to use.See Section 7.1.5 This practice offers a set of instructions for performingone or more specific operations.This document cannot replace
7、education or experience and should be used in conjunctionwith professional judgment.Not all aspects of this practice maybe applicable in all circumstances.This ASTM standard is notintended to represent or replace the standard of care by whichthe adequacy of a given professional service must be judge
8、d,nor should this document be applied without consideration ofa projects many unique aspects.The word“Standard”in thetitle of this document means only that the document has beenapproved through the ASTM consensus process.2.Referenced Documents2.1 ASTM Standards:2D653 Terminology Relating to Soil,Roc
9、k,and ContainedFluidsD1452 Practice for Soil Exploration and Sampling by AugerBoringsD1586 Test Method for Penetration Test(SPT)and Split-Barrel Sampling of SoilsD1587 Practice for Thin-Walled Tube Sampling of Soils forGeotechnical PurposesD2937 Test Method for Density of Soil in Place by theDrive-C
10、ylinder MethodD3550 Practice for Thick Wall,Ring-Lined,Split Barrel,Drive Sampling of SoilsD5079 Practices for Preserving and Transporting Rock CoreSamplesD6282 Guide for Direct Push Soil Sampling for Environ-mental Site CharacterizationsD6151 Practice for Using Hollow-StemAugers for Geotech-nical E
11、xploration and Soil SamplingD6169 Guide for Selection of Soil and Rock SamplingDevices Used With Drill Rigs for Environmental Investi-gationsD6519 Practice for Sampling of Soil Using the Hydrauli-cally Operated Stationary Piston SamplerD7015 Practices for Obtaining Intact Block(Cubical andCylindrica
12、l)Samples of Soils3.Terminology3.1 DefinitionsTerminology in these practices is in accor-dance with Terminology D653.4.Summary of Practices4.1 The various procedures are given under four groupingsas follows:4.1.1 Group ASamples for which only general visualidentification or profile logging is necess
13、ary.1These practices are under the jurisdiction ofASTM Committee 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.1,2014.Published March 2014.Originallyapproved in 1983.Last previous ed
14、ition approved in 2007 as D4220 95(2007).DOI:10.1520/D4220_D4220M-14.2For 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 websi
15、te.*A Summary of Changes section appears at the end of this standardCopyright ASTM International,100 Barr Harbor Drive,PO Box C700,West Conshohocken,PA 19428-2959.United States1 4.1.2 Group BSamples for which only water content,classification,compaction,and/or bulk samples for laboratory-prepared te
16、st specimens is required.4.1.3 Group CIntact,naturally formed or field fabricatedsamples for density determinations,swell pressure,percentswell,consolidation,hydraulic conductivity,shear includingdynamic and cyclic or any tests requiring intact specimens.4.1.4 Group DSamples that are fragile or highly sensitivefor which tests in Group C are required.4.2 The procedure(s)to be used should be included in theproject specifications or defined by the designated responsibleperson.Detailed sampling meth
