1、Designation:E239411Standard Practice forMaintenance,Renovation,and Repair of Installed AsbestosCement Products1This standard is issued under the fixed designation E2394;the number immediately following the designation indicates the year oforiginal adoption or,in the case of revision,the year of last
2、 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 practice describes work practices for asbestos-cement products when maintenance,renovation,and repair arerequired.This inc
3、ludes common tasks such as drilling andcutting holes in roofing,siding,pipes,etc.that can result inexposure to asbestos fibers if not done carefully.These workpractices are supplemented and facilitated by the regulatory,contractual,training,and supervisory provisions of this prac-tice.1.2 Materials
4、covered include those installed in or onbuildings and facilities and those used in external infrastructuresuch as water,wastewater,and electrical distribution systems.Also included is pavement made from asbestos-cement manu-facturing waste.1.3 The work practices described herein are intended for use
5、only with asbestos-cement products already installed inbuildings,facilities,and external infrastructure.They are notintended for use in construction or renovation involving theinstallation of new asbestos-cement products.1.4 The work practices are primarily intended to be used insituations where sma
6、ll amounts of asbestos-cement productsmust be removed or disturbed in order to perform maintenance,renovation,or repair necessary for operation of the building,facility,or infrastructure.1.5 The work practices described herein are also applicablefor use where the primary objective is the removal of
7、asbestos-cement products from the building or other location,particu-larly the use of wet methods and other means of dust and fibercontrol.1.6 The values stated in inch-pound units are to be regardedas standard.The values given in parentheses are mathematicalconversions to SI units that are provided
8、 for information onlyand are not considered standard.1.7 WarningAsbestos fibers are acknowledged carcino-gens.Breathing asbestos fibers can result in disease of thelungs including asbestosis,lung cancer,and mesothelioma.Precautions in this practice should be taken to avoid creatingand breathing airb
9、orne asbestos particles from materials knownor suspected to contain asbestos.Comply with all applicableregulatory requirements addressing asbestos.1.8 This practice does not address safety hazards associatedwith working on asbestos-cement products such as fallingthrough roof panels or trench cave-in
10、s.The use of power toolspresents possible electrical hazards,particularly in wet envi-ronments.These and other safety hazards must be consideredand controlled in compliance with the employers policies andapplicable regulations.1.9 This standard does not purport to address all of thesafety concerns,i
11、f any,associated with its use.It is theresponsibility 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:2E1368 Practice for Visual Inspection of Asbestos
12、AbatementProjectsE2356 Practice for Comprehensive Building Asbestos Sur-veys2.2 Other Standards:Guidance ManualAsbestos Operations and MaintenanceWork Practices33.Terminology3.1 Definitions:3.1.1 amended water,nwater to which a surfactant hasbeen added to reduce surface tension.1This practice is und
13、er the jurisdiction ofASTM Committee D22 on Air Qualityand is the direct responsibility of Subcommittee D22.07 on Sampling and Analysisof Asbestos.Current edition approved Feb.1,2011.Published March 2011.Originallyapproved in 2004.Last previous edition approved in 2004 as E2394 041.DOI:10.1520/E2394
14、-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.3Available from National Institute of Building Sciences(NIBS),
15、1090 VermontAvenue,NW,Suite 700,Washington DC 20005-4905.Copyright ASTM International,100 Barr Harbor Drive,PO Box C700,West Conshohocken,PA 19428-2959.United States1 3.1.2 asbestos,nthe asbestiform varieties of serpentinite(chrysotile),riebeckite(crocidolite),cummingtonite-grunerite(amosite),anthop
16、hyllite,and actinolite-tremolite.3.1.3 asbestos-cement products,nmaterials containing as-bestos fiber added during the manufacturing process to cementand other binders or fillers,including pavement made fromwaste material produced by this manufacturing process.3.1.4 asbestos-containing materials,nmaterial containingmore than one percent asbestos.3.1.5 dust and debris,nvisible particles,fragments,orchunks of material,large enough to have settled in the workarea by virtue of their weight,that are
