1、Designation:D7699/D7699M20Standard Practice forMinimum Geospatial Data for Abandoned Mine LandProblem Areas,Planning Units,Keyword Features,andProject Sites1This standard is issued under the fixed designation D7699/D7699M;the number immediately following the designation indicates theyear of original
2、 adoption or,in the case of revision,the year of last revision.A number in parentheses indicates the year of lastreapproval.A superscript epsilon()indicates an editorial change since the last revision or reapproval.1.Scope1.1 This practice covers the minimum elements for theaccurate location and des
3、cription of geospatial data for definingAbandoned Mine Land(AML)ProblemAreas,Planning Units,Keyword Features,and Project Sites as originally defined bythe Office of Surface Mining Reclamation and Enforcement(OSMRE),through its Abandoned Mine Land InventoryManual(Directive AML-1)under the jurisdictio
4、n of SurfaceMining Control and Reclamation Act of 1977.These standardsremain applicable to mining organizations that geospatiallylocate and identify AML sites,however these standards can beused for entities that are in beginning phases of mapping andidentifying AML sites using protocol that is consi
5、stent withexisting nomenclature.1.1.1 Abandoned mine lands consist of those lands andwaters which were mined for coal or other minerals,or both,and abandoned or left in an inadequate condition of reclama-tion and for which there is no continuing reclamation respon-sibility for mitigation of adverse
6、impacts to human health andsafety or environmental resources.1.1.2 As used in this practice,an AML Problem Area(PA)represents a closed polygon boundary for a uniquely definedgeographic area contained within an AML Planning Unit(PU).An AML PA is a subdivision of an AML PU that contains oneor moreAML
7、keyword features together with impacted land orwater resources or both.An AML PA should not cross PUboundaries.1.1.3 As used in this practice,an AML PU represents aclosed polygon boundary of a uniquely defined geographic areaidentified by unique numbers and names.An entire WCU maybe delineated as a
8、single PU or subdivided into multiple PUs.1.1.4 As used in this practice,an AML Keyword Feature isa point,line,or polygon defining the location of a specificon-the-ground feature contained within an AML Problem Area(PA)as described in the AML Inventory Manual.1.1.5 As used in this practice,an AML Pr
9、oject Site is aclosed polygon boundary for a uniquely defined geographicarea that includes the area disturbed to achieve the reclamation.An AML Project Site may contain one or more AML keywordfeatures together with impacted land or water resources orboth.1.2 UnitsThe values stated in either SI units
10、 or inch-pound units are to be regarded separately as 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 This standard does not
11、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,health,and environmental practices and deter-mine the applicability of regulatory limitations prior to use.1.4 This practice offers a set
12、of instructions for performingone or more specific operations.This document cannot replaceeducation or experience and should be used in conjunction withprofessional judgment.Not all aspects of this practice may beapplicable in all circumstances.This ASTM standard is notintended to represent or repla
13、ce the standard of care by whichthe adequacy of a given professional service must be judged,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 consens
14、us process.1.5 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 TechnicalB
15、arriers to Trade(TBT)Committee.1This practice is under the jurisdiction of ASTM Committee D18 on Soil andRock and is the direct responsibility of Subcommittee D18.01 on Surface andSubsurface Characterization.Current edition approved Feb.1,2020.Published March 2020.Originallyapproved in 2011.Last pre
16、vious edition approved in 2011 as D7699/D7699M 11.DOI:10.1520/D7699_D7699M-20.Copyright 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.
