1、Designation:D3141/D3141M15Standard Specification forAsphalt for Undersealing Portland-Cement ConcretePavements1This standard is issued under the fixed designation D3141/D3141M;the number immediately following the designation indicates theyear of original adoption or,in the case of revision,the year
2、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 specification covers asphalt suitable for underseal-ing portland cement concrete and overlaid concrete pavementsby
3、pumping hot asphalt under the slabs.1.2 The values stated in either SI units or inch-pound unitsare to be regarded separately as standard.The values stated ineach system may not be exact equivalents;therefore,eachsystem shall be used independently of the other.Combiningvalues from the two systems ma
4、y result in non-conformancewith the standard.2.Referenced Documents2.1 ASTM Standards:2D5 Test Method for Penetration of Bituminous MaterialsD6 Test Method for Loss on Heating of Oil and AsphalticCompoundsD36 Test Method for Softening Point of Bitumen(Ring-and-Ball Apparatus)D92 Test Method for Flas
5、h and Fire Points by ClevelandOpen Cup TesterD113 Test Method for Ductility of Bituminous MaterialsD140 Practice for Sampling Bituminous MaterialsD312 Specification for Asphalt Used in RoofingD2042 Test Method for Solubility of Asphalt Materials inTrichloroethyleneD7553 Test Method for Solubility of
6、 Asphalt Materials inN-Propyl Bromide3.Material3.1 An asphalt of suitable consistency for pumping whenheated to a temperature from 204 to 232C 400 to 450F andfor resistance to displacement in the pavement when cooled;for sealing the underside of the slabs and joints,to fill cavities;and to correct v
7、ertical alignment by raising the slab.4.Properties4.1 The asphalt shall be homogeneous and free of water andshall conform to the requirements in Table 1.5.Methods of Sampling and Testing5.1 The asphalt shall be sampled and the properties enumer-ated in this specification shall be determined in accor
8、dancewith the following ASTM methods:5.1.1 SamplingPractice D140.5.1.2 Softening PointTest Method D36.5.1.3 Flash PointTest Method D92.5.1.4 PenetrationTest Method D5.5.1.5 DuctilityTest Method D113.5.1.6 Loss on HeatingTest Method D6.5.1.7 Bitumen Soluble in TrichloroethyleneTest MethodD2042.6.Keyw
9、ords6.1 asphalt cement;portland-cement concrete;undersealing1This specification is under the jurisdiction of ASTM Committee D04 on Roadand Paving Materials and is the direct responsibility of Subcommittee D04.40 onAsphalt Specifications.Current edition approved Jan.1,2015.Published February 2015.Ori
10、ginallyapproved in 1972.Last previous edition approved in 2014 as D3141/D3141M 09(2014).DOI:10.1520/D3141_D3141M-15.2For 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 s
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15、 19428-2959,United States.Individual reprints(single or multiple copies)of this standard may be obtained by contacting ASTM at the aboveaddress or at 610-832-9585(phone),610-832-9555(fax),or serviceastm.org(e-mail);or through the ASTM website(www.astm.org).Permission rights to photocopy the standard
16、 may also be secured from the Copyright Clearance Center,222Rosewood Drive,Danvers,MA 01923,Tel:(978)646-2600;http:/ 1 Requirements for Asphalt for Undersealing PortlandCement Concrete PavementsNOTE1These requirements are the same as for Type III asphalt inSpecification D312.minmaxSoftening point,C F85 18596 205Flash point,C F260 500.Penetration,units:at 0C 32F6.at 25C 77F1535at 46C 115F.90Ductility at 25C 77F,cm2.5.Solubility,%A99.AUse Test Method D2042 or Test Method D7553.D3141/D3141M 152
