1、Designation:E227105a(Reapproved 2012)1Standard Practice forClearance Examinations Following Lead Hazard ReductionActivities in Dwellings,and in Other Child-OccupiedFacilities1This standard is issued under the fixed designation E2271;the number immediately following the designation indicates the year
2、 oforiginal adoption 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.1NOTEFootnotes corrected editorially in April 2012.1.Scope1.1 This practic
3、e covers visual assessment for the presenceof deteriorated paint,surface dust,painted debris,and paintchips with environmental sampling of surface dust to deter-mine whether a lead hazard exists at the time of samplecollection,following lead-hazard reduction activities,or otherbuilding maintenance a
4、nd modification activities.1.2 This practice addresses clearance examination of single-family detached dwellings(including exterior structures,suchas fences),multifamily dwellings having similar units,com-mon areas or exterior sites,and child-occupied facilities.1.3 This practice also addresses clea
5、rance examinations thatmay include soil sampling,for example when soil abatementhas been performed.1.4 This practice includes a procedure for determiningwhether regulatory requirements for lead clearance levels fordust and,where warranted,soil have been met,and,conse-quently whether a clearance area
6、,passes or fails a clearanceexamination.NOTE1This practice is based on that portion of“clearance”describedin 40 CFR Part 745 for abatement,and in 24 CFR 35 for lead-hazardreduction activities other than abatement,except that composite dustsampling is not used.1.5 The values stated in SI units are to
7、 be regarded asstandard.The values given in parentheses are mathematicalconversions to inch-pound units that are provided for informa-tion only and are not considered standard.1.6 This standard does not purport to address all of thesafety concerns,if any,associated with its use.It is theresponsibili
8、ty 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.2.Referenced Documents2.1 ASTM Standards:2D4840 Guide for Sample Chain-of-Custody ProceduresD5124 Practice for Testing and Use of a Random Num
9、berGenerator in Lumber and Wood Products SimulationE631 Terminology of Building ConstructionsE1480 Terminology of Facility Management(Building-Related)E1605 Terminology Relating to Lead in BuildingsE1727 Practice for Field Collection of Soil Samples forSubsequent Lead DeterminationE1728 Practice for
10、 Collection of Settled Dust Samples UsingWipe Sampling Methods for Subsequent Lead Determi-nationE1792 Specification for Wipe Sampling Materials for Leadin Surface DustE2239 Practice for Record Keeping and Record Preservationfor Lead Hazard ActivitiesE2255 Practice for Conducting Visual Assessments
11、for LeadHazards in Buildings2.2 U.S.Regulations:324 CFR(Code of Federal Regulations)35,Department ofHousing and Urban Development(HUD),Requirementsfor Notification,Evaluation and Reduction of Lead-BasedPaint Hazards in Federally Owned Residential Propertyand Housing Receiving Federal Assistance(espe
12、ciallysubparts B and R)40 CFR745,Environmental Protection Agency(EPA),Lead-Based Paint Poisoning Prevention in Certain Resi-dential Structures(especially subparts D,L and Q)1This practice is under the jurisdiction of ASTM Committee E06 on Perfor-mance of Buildings and is the direct responsibility of
13、 Subcommittee E06.23 on LeadHazards Associated with Buildings.Current edition approved April 1,2012.Published May 2012.Originallyapproved in 2003.Last previous edition approved in 2005 as E2271 05a.DOI:10.1520/E2271-05AR12E01.2For referenced ASTM standards,visit the ASTM website,www.astm.org,orconta
14、ct ASTM Customer Service 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.
15、access.gpo.gov.Also available from http:/www.gpo.gov/fdsys/browse/collectionCfr.action?collectionCode=CFR.Copyright ASTM International,100 Barr Harbor Drive,PO Box C700,West Conshohocken,PA 19428-2959.United States1 2.3 Governmental Agency Guidance:4,5EPA National Lead Laboratory Accreditation Progr
16、am(NL-LAP)3.Terminology3.1 DefinitionsFor definitions of terms not appearing here,see Terminologies E631,E1480,and E1605.3.2 Definitions of Terms Specific to This Standard:3.2.1 clearance area,nwork area and additional spacesoutside the work area where lead contamination may haveoccurred during lead hazard reduction and other buildingmaintenance or modification activities.3.2.1.1 DiscussionThe spaces outside the work area mayinclude rooms connected to the work area,egress routes,wastestorage are
