1、Designation:D994/D994M11Standard Specification forPreformed Expansion Joint Filler for Concrete(BituminousType)1This standard is issued under the fixed designation D994/D994M;the number immediately following the designation indicates the yearof original adoption or,in the case of revision,the year o
2、f last revision.A number in parentheses indicates the year of last reapproval.A superscript epsilon()indicates an editorial change since the last revision or reapproval.This standard has been approved for use by agencies of the U.S.Department of Defense.1.Scope1.1 This specification covers bituminou
3、s preformed expan-sion joint filler for use in concrete construction.NOTE1Attention is called to ASTM Specifications D1751 andD1752.1.2 UnitsThe values stated in either SI units or inch-pound units are to be regarded separately as standard.Thevalues stated in each system may not be exact equivalents
4、;therefore,each system shall be used independently of the other.Combining values from the two systems may result in noncon-formance with the standard.2.Referenced Documents2.1 ASTM Standards:2C670 Practice for Preparing Precision and Bias Statementsfor Test Methods for Construction MaterialsD545 Tes
5、t Methods for Preformed Expansion Joint Fillersfor Concrete Construction(Nonextruding and ResilientTypes)D1751 Specification for Preformed Expansion Joint Fillerfor Concrete Paving and Structural Construction(Nonex-truding and Resilient Bituminous Types)D1752 Specification for Preformed Sponge Rubbe
6、r Corkand Recycled PVC Expansion Joint Fillers for ConcretePaving and Structural Construction3.Manufacture3.1 This product shall consist of a bituminous(asphalt ortar)mastic composition,formed and encased between twolayers of bituminous impregnated felt or two layers of glass-fiber felt.The mastic s
7、hall comprise mineral fillers andreinforcing fibers and may contain thin strips of reinforcingsheet material.4.General Requirements4.1 Preformed strips of expansion joint filler shall be of suchcharacter as not to be deformed or broken by ordinary handlingwhen exposed to atmospheric conditions and s
8、hall not becomebrittle in cold weather.Pieces of the joint filler that have beendamaged shall be rejected.5.Properties5.1 Distortion at 50C 125FThe joint filler shall notshow a deflection of more than 1 in.(25 mm)when tested inaccordance with 8.2.1.5.2 BrittlenessThe joint filler shall not crack or
9、shatterwhen tested in accordance with 8.2.2.NOTE2Expansion joint filler having a nominal thickness of 5 mm 14in.or less shall not be subject to a requirement for brittleness.5.3 Water AbsorptionThe water absorption of the jointfiller,when tested in accordance with 8.2.3,shall not exceedthe following
10、 values:Nominal Thickness ofJoint,min,mm in.Absorption,max,weight%25 12.520 34315 12410 385NOTE3Expansion joint filler having a nominal thickness of less than10 mm 38in.shall not be subject to a requirement for water absorption.5.4 CompressionThe load required to compress the testspecimen to 50%of i
11、ts thickness before test shall not be lessthan nor more than the following values when the joint filler istested in accordance with 8.2.4.Nominal Thickness ofLoad Requirements,Joint,mm in.min-max.kPa psi25 1700-5000 100-75420 34700-6000 100-84115 12700-6500 100-928NOTE4Expansion joint filler having
12、a nominal thickness of less than15 mm 12in.shall not be subject to a requirement for compression.1This specification is under the jurisdiction of ASTM Committee D04 on Roadand Paving Materials and is the direct responsibility of Subcommittee D04.34 onPreformed Joint Fillers,Sealers and Sealing Syste
13、ms.Current edition approved July 1,2011.Published August 2011.Originallyapproved in 1948.Last previous edition approved in 2010 as D994 98(2010).DOI:10.1520/D0994_D0994M-11.2For referenced ASTM standards,visit the ASTM website,www.astm.org,orcontact ASTM Customer Service at serviceastm.org.For Annua
14、l 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 6.Dimensions and Permissible Variations6.1 The preformed strips shall conform to th
15、e dimensionsspecified or shown on the plans.Strips of the joint filler that donot conform to the specified dimensions within the permissiblevariations of 61mm 116in.in thickness,62 mm 18in.indepth,and 65 mm 14in.in length shall be rejected.7.Sampling7.1 Size of SampleEach sample shall consist of suf
16、ficientmaterial to provide at least three test specimens measuring 50by 150 mm 2 by 6 in.and at least one test specimenmeasuring 100 by 100 mm 4 by 4 in.7.2 Number of SamplesOne representative sample shall beselected from each shipment of 100 m21000 ft2,or fractionthereof,of each thickness ordered.7.3 Samples shall be packed for transportation in such amanner that there will be no danger of distortion or breakage.8.Test Methods8.1 Significance and Use:8.1.1 The distortion and brittleness tests a