1、Designation:D 3569 95(Reapproved 2006)Standard Specification forJoint Sealant,Hot-Applied,Elastomeric,Jet-Fuel-Resistant-Type for Portland Cement Concrete Pavements1This standard is issued under the fixed designation D 3569;the number immediately following the designation indicates the year oforigin
2、al adoption or,in the case of revision,the year of last revision.A number in parentheses indicates the year of last reapproval.Asuperscript epsilon(e)indicates an editorial change since the last revision or reapproval.1.Scope1.1 This specification covers an elastomeric-type one com-ponent,hot-applie
3、d,jet-fuel-resistant concrete joint sealant,resistant to weathering,for use in sealing joints and cracks inPortland cement concrete highway and airfield pavements incritical areas subject to jet fuel spillage.1.2 This standard does not purport to address all of thesafety concerns,if any,associated w
4、ith 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.Specific hazardstatements are given in Appendix X1.2.Referenced Documents2.1 ASTM Standards:2D 5167 Practice
5、for Melting of Hot-Applied Joint andCrack Sealant and Filler for EvaluationD 5249 Specification for Backer Material for Use withCold-and Hot-Applied Joint Sealants in Portland-CementConcrete and Asphalt JointsD 5329 Test Methods for Sealants and Fillers,Hot-Applied,for Joints and Cracks in Asphaltic
6、 and Portland CementConcrete Pavements3.General Requirements3.1 The joint sealant,when in place,shall form a resilientand cohesive compound that is resistant to weathering,andshall effectively seal joints in concrete throughout repeatedcycles of thermal expansion and contraction,and against theinfil
7、tration of moisture,jet-fuel and incompressibles.It shallnot flow from the joint or be picked up by vehicle tires.Thejoint sealant,before placement,shall be stable at the safeheating temperature for up to 6 h.The poured joints shall befree of internal voids due to placement or that developsubsequent
8、ly in service.4.Physical Requirements4.1 Safe Heating TemperatureThe highest temperature towhich the sealing compound can be heated and still conform toall the requirements specified herein.For the purposes oftesting as specified hereafter,the pouring temperature forspecimen preparation shall be the
9、 safe heating temperature,asrecommended by the sealant manufacturer.The safe heatingtemperature shall be shown on all containers and shall beprovided to the testing agency before any laboratory tests arebegun.The safe heating temperature shall be a minimum of20F(11C)higher than the manufacturers rec
10、ommendedapplication temperature.(See Appendix X1).4.2 Cone Penetration,NonimmersedAt 77 6 0.2F(25 60.1C),150 g,for 5 s,shall not exceed 130 units.4.3 Cone Penetration,Fuel-ImmersedThe penetrationshall not exceed that of the nonimmersed penetration.4.4 FlowThere shall be no flow after 72 h at 158 6 2
11、F(70 6 1C).4.5 BondThe sealant shall be tested at 0 6 2F(17.8 61.1C)for three complete cycles of 50%extension each.Allthree specimens shall meet the following requirements forbond:4.5.1 Nonimmersed No specimen shall develop anycrack,separation,or other opening in the sealing compound orbetween the s
12、ealing compound and the concrete blocks.4.5.2 Water-Immersed No specimen shall develop anycrack,separation,or other opening in the sealing compound orbetween the sealing compound and the concrete blocks.4.5.3 Fuel-Immersed No specimen shall develop anycrack,separation,or other opening in the sealing
13、 compound orshall develop any separation between the sealant and the1This specification is under the jurisdiction of ASTM Committee D04 on Roadand Paving Materials and is the direct responsibility of Subcommittee D04.33 onFormed-In-Place Sealants for Joints and Cracks in Pavements.Current edition ap
14、proved June 1,2006.Published June 2006.Originallyapproved in 1985.Last previous edition approved in 2000 D 3569 95(2000).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
15、the standards Document Summary page onthe ASTM website.1Copyright ASTM International,100 Barr Harbor Drive,PO Box C700,West Conshohocken,PA 19428-2959,United States.NOTICE:This standard has either been superseded and replaced by a new version or withdrawn.Contact ASTM International(www.astm.org)for
16、the latest informationconcrete block deeper than 0.25 in.(6.4 mm)when measuredperpendicular to the sealant surface and down the interface ofthe block in the area showing the effect.4.6 ResilienceWhen tested at 77 6 0.2F(25 6 0.1C),the recovery shall be a minimum of 60%.4.7 Resilience,Oven-agedWhen conditioned in a forced-draft oven maintained at 158 6 2F(70 6 1C)for 24 6 2 h,and tested at 77 6 0.2F(25 6 0.1C),the recovery shall be aminimum of 60%.4.8 Artificial WeatheringAfter 160 h of exposure,
