ASTM_C_1522_-_05_2013.pdf

Designation:C152205(Reapproved 2013)Standard Test Method forExtensibility After Heat Aging of Cold Liquid-AppliedElastomeric Waterproofing Membranes1This standard is issued under the fixed designation C1522;the number immediately following the designation indicates the year 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.1.Scope1.1 This test method describes a laboratory procedure fordetermining extensibility for one-or two-component coldliquid-applied elastomeric waterproofing membranes.1.2 The values stated in SI units are to be regarded as thestandard.The values in parentheses are for information only.1.3 The committee with jurisdiction over this standard is notaware of any comparable standards published by other orga-nizations.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 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:2C717 Terminology of Building Seals and SealantsC1250 Test Method for Nonvolatile Content of Cold Liquid-Applied Elastomeric Waterproofing MembranesC1375 Guide for Substrates Used in Testing Building Sealsand Sealants3.Terminology3.1 DefinitionsRefer to Terminology C717 for definitionsof terms used in this standard.4.Comparison to Other Standards4.1 The committee with jurisdiction over this standard is notaware of any comparable standards published by other orga-nizations.5.Summary of Test Method5.1 This test method consists of preparing three samples,foreach membrane to be tested,and extending after aging 14 daysat 70 6 2C(158 6 3.6F).6.Significance and Use6.1 This test method is used to determine a membranesability to bridge a crack that forms after the membrane hasbeen applied and allowed to cure.7.Apparatus7.1 Forced Draft Oven,controlled to 70 6 2C(158 63.6F).7.2 Three Mortar Test Blocks,dimensions 12 76 152mm(12 3 6 in.)nominal with 6 mm(14in.)deep notch cutacross the width(see Fig.1).7.3 Masking Tape.7.4 Sand.7.5 Wood Board,Steel Wedge,Hammer,and Wood Blades.7.6 Testing Machine,with tension grips capable of pulling ata rate of separation of 12.7 mm(0.5 in.)/min.7.7 Vernier Calipers.8.Conditioning/Mixing8.1 Unless otherwise specified by those authorizing the test,standard conditions are 23 6 1C(73.4 6 1.8F)and 50 6 5%relative humidity.8.2 Store all membrane materials to be tested in an un-opened container at standard conditions for at least 24 h beforeany test specimens are prepared.8.3 Follow the manufacturers instructions for mixing andpreparing membrane materials for testing.Thoroughly stirone-component materials before using.Mix two-componentcompounds in the ratio recommended by the manufacturer.Ifrequired by the manufacturer,mix each component prior to thefinal mix.9.Procedure9.1 Prepare three test specimens for each membrane to betested as follows:1This test method is under the jurisdiction ofASTM Committee D08 on Roofingand Waterproofing and is the direct responsibility of Subcommittee D08.22 onWaterproofing and Dampproofing Systems.Current edition approved May 1,2013.Published May 2013.Originallyapproved in 2002.Last previous edition approved in 2005 as C152205.DOI:10.1520/C1522-05R13.2For 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.Copyright ASTM International,100 Barr Harbor Drive,PO Box C700,West Conshohocken,PA 19428-2959.United States1 9.1.1 Cut each of the three mortar slabs crosswise in thecenter of the 152 mm(6 in.)length to a depth of 6 mm(14in.),as shown in Fig.1.NOTE1Mortar substrates must be prepared according to GuideC1375.9.1.2 Measure the thickness of each block to the nearest0.025 mm(0.001 in.)on each side of the center notch,usingvernier calipers.Mark the location where the measurementswere taken for future use.Record these values.9.1.3 Mark the edge of each slab along the 152 mm(6 in.)length so that the bench marks are 51 mm(2 in.)apart andapproximately 25 mm(1 in.)on each side of the center cut asshown in Fig.1.9.1.4 Apply masking tape across the ends of the uncut 76 by152 mm(3 by 6 in.)faces of the slabs,leaving an exposed 76by 102 mm(3 by 4 in.)area on each where the membrane maybe applied.9.1.5 For self-leveling membrane materials,lay the slabs ona bed of sand and level them.NOTE2For self-leveling membranes,apply 50 mm(1 in.)widemasking tape around the slab perimeter.The tape should protrude abovethe slab surface on all four sides to form a dam.9.1.6 Apply sufficient membrane material to yield a dry filmthickness of 1.52 6 0.13 mm(60 6 5 mils)to the exposed areaon the slab.