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ASTM_D_558_-_11.pdf

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1、Designation:D55811Standard Test Methods forMoisture-Density(Unit Weight)Relations of Soil-CementMixtures1This standard is issued under the fixed designation D558;the number immediately following the designation indicates the year oforiginal adoption or,in the case of revision,the year of last revisi

2、on.A number in parentheses indicates the year of last reapproval.Asuperscript epsilon()indicates an editorial change since the last revision or reapproval.This standard has been approved for use by agencies of the U.S.Department of Defense.1.Scope*1.1 These test methods cover the determination of th

3、erelationship between the water content and the density ofsoil-cement mixtures when compacted before cement hydra-tion as prescribed.1.2 A130-ft3(944-cm3)mold and a 5.50-lbf(24.5-N or massof 2.49-kg)rammer dropped from a height of 12.0 in.(30.5 cm)are used and two methods,depending on soil gradation

4、,arecovered,as follows:SectionsTest Method A,using soil material passing a No.4(4.75-mm)sieve.This method shall be used when 100%of the soil sample passes theNo.4(4.75-mm)sieve7Test Method B,using soil material passing a34-in.(19.0-mm)sieve.This method shall be used when part of the soil sample is r

5、etained onthe No.4(4.75-mm)sieve.This test method may be used only onmaterials with 30%or less retained on the34-in.(19.0-mm)sieve81.3 All observed and calculated values shall conform to theguidelines for significant digits and rounding established inPractice D6026.1.4 The values stated in inch-poun

6、d units are to be regardedas standard,except as noted below.The values given inparentheses are mathematical conversions to SI units that areprovided for information only and are not considered standard.1.4.1 The gravitational system of inch-pound units is usedwhen dealing with inch-pound units.In th

7、is system,the pound(lbf)represents a unit of force(weight),while the unit for massis slugs.1.4.2 The slug unit of mass is almost never used incommercial practice(density,scales,balances,etc.).Therefore,the standard unit for mass in this standard is either kilogram(kg)or gram(g)or both.Also,the equiv

8、alent inch-pound unit(slug)is not given.1.4.3 It is common practice in the engineering/constructionprofession to concurrently use pounds to represent both a unitof mass(lbm)and of force(lbf).This implicitly combines twoseparate systems of units;that is,the absolute system and thegravitational system

9、.It is scientifically undesirable to combinethe use of two separate sets of inch-pound units within a singlestandard.As stated in 1.4.2,this standard includes the gravita-tional system of inch-pound units and does not use/present theslug unit for mass.However,the use of balances or scalesrecording p

10、ounds of mass(lbm)or recording density in lbm/ft3shall not be regarded as nonconformance with this 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 and

11、 health practices and determine the applica-bility of regulatory limitations prior to use.2.Referenced Documents2.1 ASTM Standards:2C150 Specification for Portland CementC595 Specification for Blended Hydraulic CementsD559 Test Methods for Wetting and Drying CompactedSoil-Cement Mixtures(Withdrawn 2

12、012)3D560 Test Methods for Freezing and Thawing CompactedSoil-Cement Mixtures(Withdrawn 2012)3D653 Terminology Relating to Soil,Rock,and ContainedFluidsD698 Test Methods for Laboratory Compaction Character-istics of Soil Using Standard Effort(12 400 ft-lbf/ft3(600kN-m/m3)D2168 Practices for Calibrat

13、ion of Laboratory Mechanical-Rammer Soil CompactorsD2216 Test Methods for Laboratory Determination of Water(Moisture)Content of Soil and Rock by MassD3740 Practice for Minimum Requirements for AgenciesEngaged in Testing and/or Inspection of Soil and Rock asUsed in Engineering Design and Construction

14、1These test methods are under the jurisdiction ofASTM Committee D18 on Soiland Rock and are the direct responsibility of Subcommittee D18.15 on StabilizationWith Admixtures.Current edition approved Jan.1,2011.Published February 2011.Originallyapproved in 1938.Last previous edition approved in 2003 a

15、s D55803.DOI:10.1520/D0558-11.2For 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.3The last approved version of this h

16、istorical standard is referenced onwww.astm.org.*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 D4753 Guide for Evaluating,Selecting,and Specifying Bal-ances and Standard Masses for Use in Soil,Rock,andConstruction Materials TestingD6026 Practice for Using Significant Digits in GeotechnicalDataE11 Specification for Woven Wire Test Sieve Cloth and TestSievesE145 Specifica

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