ASTM_D_2829_-_D_2829M_-_07_2019e1.pdf

Designation:D2829/D2829M07(Reapproved 2019)1Standard Practice forSampling and Analysis of Existing Built-Up Roof Systems1This standard is issued under the fixed designation D2829/D2829M;the number immediately following the designation indicates theyear of original 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.1NOTEUnits information was editorially revised in January 2019.1.Scope1.1 This practice is a guide for removing test specimensfrom existing built-up roofing systems in the field and fordetermining the approximate quantities of the components ofthat specimen(Note 1).Components determined may be:1.1.1 Insulation components when they are part of the roofmembrane system,1.1.2 Plies of roofing felt,1.1.3 Interply layers of bituminous material,1.1.4 Top coating,and1.1.5 Surfacing.NOTE1This procedure is for the investigation of existing roofs and isnot intended for new construction inspection.1.2 This practice is applicable to both 914-mm 36-in.and1000-mm 3938-in.wide felt rolls.1.3 The values stated in either SI units or inch-pound unitsare to be regarded separately as standard.The values stated ineach system are not necessarily exact equivalents;therefore,toensure conformance with the standard,each system shall beused independently of the other,and values from the twosystems shall not be combined.1.4 This standard does not purport to address all of thesafety concerns,if any,associated with its use.It is theresponsibility of the user this standard to establish appropriatesafety,health,and environmental practices and determine theapplicability of regulatory limitations prior to use.For specificprecautionary information,see 6.3.2.1.1.5 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 TechnicalBarriers to Trade(TBT)Committee.2.Referenced Documents2.1 ASTM Standards:2D226/D226M Specification for Asphalt-Saturated OrganicFelt Used in Roofing and WaterproofingD227/D227M Specification for Coal-Tar-Saturated OrganicFelt Used in Roofing and WaterproofingD249 Specification for Asphalt Roll Roofing(Organic Felt)Surfaced with Mineral Granules(Withdrawn 2002)3D250 Standard Specification for Asphalt-Saturated AsbestosFelt Used in Roofing and Waterproofing(Withdrawn1991)3D371 Specification for Asphalt Roll Roofing(Organic Felt)Surfaced with Mineral Granules;Wide Selvage(With-drawn 2002)3D1079 Terminology Relating to Roofing and WaterproofingD2178/D2178M Specification forAsphalt Glass Felt Used inRoofing and WaterproofingD2626/D2626M Specification for Asphalt-Saturated andCoated Organic Felt Base Sheet Used in RoofingD3158 Specification for Asphalt Saturated and Coated Or-ganic Felt Used in Roofing(Withdrawn 1983)3D3617/D3617M Practice for Sampling and Analysis ofBuilt-Up Roof Systems During ApplicationD3672 Standard Specification for Venting Asphalt-Saturatedand Coated Inorganic Felt Base Sheet Used in Roofing(Withdrawn 1990)3D3909/D3909M Specification for Asphalt Roll Roofing(Glass Felt)Surfaced With Mineral GranulesD4601/D4601M Specification for Asphalt-Coated Glass Fi-ber Base Sheet Used in RoofingD4897/D4897M Specification for Asphalt-Coated Glass-Fiber Venting Base Sheet Used in RoofingD4990 Specification for Coal Tar Glass Felt Used in Roofingand Waterproofing1This practice is under the jurisdiction ofASTM Committee D08 on Roofing andWaterproofing and is the direct responsibility of Subcommittee D08.20 on RoofingMembrane Systems.Current edition approved Jan.1,2019.Published January 2019.Originallyapproved in 1969.Last previous edition approved in 2013 as D2829 07(2013).DOI:10.1520/D2829_D2829M-07R19E01.2For 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.3The last approved version of this historical standard is referenced onwww.astm.org.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.1 3.Terminology3.1 DefinitionsFor definitions of terms used in thispractice,refer to Terminology D1079.4.Securing of Specimens in the Field4.1 Do not disturb any surfacing in the area from which aspecimen is to be taken.Cut each specimen at least 300 by 300mm 12 by 12 in.and use the total specimen taken in