1、Designation:D614000(Reapproved 2014)Standard Test Method toDetermine Asphalt Retention of Paving Fabrics Used inAsphalt Paving for Full-Width Applications1This standard is issued under the fixed designation D6140;the number immediately following the designation indicates the year oforiginal adoption
2、 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 test method covers a procedure for determining theasphalt retention for paving
3、 fabrics.Paving fabrics are used ina fabric membrane interlayer system in pavements before theplacement of an asphaltic overlay.1.2 This test method shows the values in both SI units andinch-pound units.SI Units is the name for the system of metricunits known as the International System of Units.Inc
4、h-poundunits is the correct name for the customary units used in theUnited States.The values in inch-pound units are provided forinformation only.1.3 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 standar
5、d to establish appro-priate safety and health practices and determine the applica-bility of regulatory limitations prior to use.2.Referenced Documents2.1 ASTM Standards:2D123 Terminology Relating to TextilesD3381/D3381M Specification for Viscosity-Graded AsphaltCement for Use in Pavement Constructio
6、nD4439 Terminology for GeosyntheticsD4632/D4632M Test Method for Grab Breaking Load andElongation of Geotextiles3.Terminology3.1 Definitions:3.1.1 asphalt retention,nthe volume of asphalt cementretained by paving fabrics per unit area of specimen aftersubmersion in asphalt cement.3.1.2atmosphere for
7、 testing geotextiles,nair maintainedat a relative humidity of 50 to 70%and a temperature of 21 62C(70 6 4F).3.1.3 paving fabrics,ngeotextile used for paving applica-tions.3.2 For definitions of other terms relating to geotextiles,refer to Terminology D4439.For definitions of other termsrelating to t
8、extiles,refer to Terminology D123.4.Summary of Test Method4.1 Test specimens are individually weighed prior to beingsubmerged in an asphalt cement that will be used for theoverlay.The asphalt cement is maintained at a specifiedtemperature.After submerging the specimens in the asphaltcement test,the
9、specimens are hung to drain in the oven for aspecified period of time at the same oven temperature.4.2 Upon completion of specimen submersion in asphalt,and draining,the individual specimens are weighed and asphaltretention is determined.5.Significance and Use5.1 The asphalt retention is a test proc
10、edure for full-widthpaving fabrics.The use of this test method is to establish anindex value by providing standard criteria and a basis foruniform reporting.5.2 This procedure is applicable for testing conditionedspecimens(see 8.1).The results obtained may vary,dependingon which type of asphalt ceme
11、nt is used for the test.Unlessstated otherwise,use A.C.20 as defined in SpecificationD3381/D3381M or equivalent asphalt cement.5.3 This procedure is applicable whenever it is desired todetermine an index asphalt retention of paving fabric.5.4 If it becomes necessary for the purchaser and the sellert
12、o use this test method for acceptance testing,the statisticalbias,if any,between the purchasers and sellers laboratoriesshould be determined.Such comparison is to be based onspecimens randomly drawn from the sample of geotextilebeing evaluated.1This test method is under the jurisdiction of ASTM Comm
13、ittee D35 onGeosynthetics and is the direct responsibility of Subcommittee D35.03 on Perme-ability and Filtration.Current edition approved Jan.1,2014.Published January 2014.Originallyapproved in 1997.Last previous edition approved in 2009 as D614000(2009).DOI:10.1520/D6140-00R14.2For referenced ASTM
14、 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.Copyright ASTM International,100 Barr Harbor Drive,PO Box C700,West Conshohocken,PA 19
15、428-2959.United States1 6.Apparatus6.1 Scale or Balance,with a capacity and sensitivity suffi-cient to weigh the specimens to within 60.1 g.The accuracy ofthe scale should be certified by a recognized authority.6.2 Cutting Die or Cutting Template,measuring 100 by 200mm(4 by 8 in.)with a tolerance of
16、 61 mm(116in.)in eachlinear dimension.6.3 Mechanical Convection Oven,capable of maintainingthe required test temperature within 62C(4F).6.4 Asphalt Cement,viscosity Grade A.C.20,or equivalent,as recommended by the specifying agency.6.4.1 Asphalt cement should not be used for more than threeseries of tests.Repeated heating and cooling may change thetest results due to handling of the asphalt.NOTE1Repeated heating and cooling of the asphalt can change theviscosity of the asphalt and lead to higher
