1、Designation:D652300(Reapproved 2014)1Standard Guide forEvaluation and Selection of Alternative Daily Covers(ADCs)for Sanitary Landfills1This standard is issued under the fixed designation D6523;the number immediately following the designation indicates the year oforiginal adoption or,in the case of
2、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.1NOTEUnits statement was inserted in Section 1.4 editorially in January 2014.1.Scope1.1 This guide is intended to
3、 assist specifiers and end usersin assessing the different options available for sanitary landfilldaily cover materials described as alternative(non-soil)dailycovers(ADCs).Traditional daily cover consists of at least 6 in.(15 cm)of soil spread over the working faces of sanitarylandfills.Alternative
4、systems are attractive to landfill opera-tions in order to conserve landfill disposal space,among otherreasons.1.2 This guide assists in understanding different perfor-mance features of broad classifications of ADCs,and deter-mining the extent and degree to which different ADCs are ableto“control di
5、sease vectors,fires,odors,blowing litter,andscavenging,without presenting a threat to human health andthe environment,”as intended by United States EnvironmentalProtection Agency(USEPA)regulations.1.3 This guide is not intended to provide cost informationregarding the various ADCs as a standard guid
6、e,it does notdictate a protocol for the practice and testing of ADCs,butrather provides valuable information,guidance,and recom-mendations to interested parties concerning the many optionsavailable.1.4 The values stated in inch-pound units are to be regardedas standard.The values given in parenthese
7、s are mathematicalconversions to SI units that are provided for information onlyand are not considered standard.1.4.1 ExceptionMetric units are used in 6.2.9.2.2.Referenced Documents2.1 ASTM Standards:2D4982 Test Methods for Flammability Potential ScreeningAnalysis of WasteE96/E96M Test Methods for
8、Water Vapor Transmission ofMaterials2.2Other Standards3Solid Waste Disposal Facility Criteria,USEPA,TechnicalManualEPA530-R-93-017,CoverMaterialRequirements,40 CFR 258 21,Nov 1993“The Use of Alternative Materials for Daily Cover atMunicipal Solid Waste Landfills”EPA 600/R-93/172 PB92-227197 July 199
9、3Alternative Daily Cover Regulations,California Environ-mental Protection Agency,Title 27,Division 2,Subdivi-sion 1,Chapter 3,Subchapter 4,Article 2,Section 20680CIWMB Daily Cover and Section 20690 CIWMB Alter-native Daily Cover3.Terminology3.1 alternative daily cover,nan alternative to the tradi-ti
10、onal 6-in.(15-cm)soil cover required by the USEPA forlandfill working faces to“control disease vectors,fires,odors,blowing litter,and scavenging,without presenting a threat tohuman health and the environment.”3.2 foam,na synthetic material sprayed and combinedwith air to form closed-cell air pockets
11、.3.3 geosynthetic,na planar product manufactured frompolymeric material used with soil,rock,earth,or other geo-technical engineering related material as an integral part of aman-made project,structure,or system.3.4 indigenous,adjnative to a particular region.3.5 leachate,ncontaminated water resultin
12、g from thecombination of waste with precipitation.3.6 nonreusable,adjin geosynthetics,a fabric or filmintended to be placed once and then disposed of,discarded,orleft in place.1This guide is under the jurisdiction ofASTM Committee D35 on Geosyntheticsand is the direct responsibility of Subcommittee
13、D35.03 on Permeability andFiltrationCurrent edition approved Jan.1,2014.Published January 2014.Originallyapproved in 2000.Last previous edition approved in 2009 as D652300(2009).DOI:10.1520/D6523-00R14E01.2For referenced ASTM standards,visit the ASTM website,www.astm.org,orcontact ASTM Customer Serv
14、ice at serviceastm.org.For Annual Book of ASTMStandards volume information,refer to the standards Document Summary page onthe ASTM website.3Available from U.S.Government Printing Office Superintendent of Documents,732 N.Capitol St.,NW,Mail Stop:SDE,Washington,DC 20401,http:/www.access.gpo.gov.Copyri
15、ght ASTM International,100 Barr Harbor Drive,PO Box C700,West Conshohocken,PA 19428-2959.United States1 3.7 reusable,adjin geosynthetics,a fabric or membranematerial intended to be retrieved and installed more than onceto perform the cover function.3.8 sanitary landfill,na regulated disposal site fo
16、r thedeposition of commercial and household wastes.3.9 working face,nthe area of a landfill in which waste isactively being deposited.4.Significance and Use4.1 This guide provides information which the regulator/permit officials,engineers,waste disposal operators,and otherswill find helpful to(1)understand and distinguish between themany choices available;(2)understand the performance fea-ture considerations for living up to EPA regulations for landfilldaily covers,and(3)understand the various r