ASTM_D_4505_-_12.pdf

Designation:D450512Standard Specification forPreformed Retroreflective Pavement Marking Tape forExtended Service Life1This standard is issued under the fixed designation D4505;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 specification covers white or yellow preformedretroreflective pavement marking tape,that when applied to aroad surface,will provide a service life normally greater thanone year depending on wear and durability factors.1.2 The preformed retroreflective pavement tape is suitablefor longitudinal markings and transverse markings includingword/symbol markings.It is designed to be a pavementmarking with extended service life.1.3 The values stated in inch-pound units are to be regardedas the standard except where noted in the document.The valuesgiven in parentheses are mathematical conversions to SI unitsthat are provided for information only and are not consideredstandard.2.Referenced Documents2.1 ASTM Standards:2D1000 Test Methods for Pressure-Sensitive Adhesive-Coated Tapes Used for Electrical and Electronic Applica-tionsD1898 Practice for Sampling of Plastics(Withdrawn 1998)3D4061 Test Method for Retroreflectance of Horizontal Coat-ingsD6628 Specification for Color of Pavement Marking Mate-rialsE303 Test Method for Measuring Surface Frictional Proper-ties Using the British Pendulum TesterE1710 Test Method for Measurement of RetroreflectivePavement Marking Materials with CEN-Prescribed Ge-ometry Using a Portable Retroreflectometer2.2 CIE Publications:4No.15.2 ColorimetryNo.39.2 Recommendations for Surface Colours for VisualSignaling3.Terminology3.1 Definitions:3.1.1 extended service life or period,na minimum serviceperiod of 12 months when placed in accordance with themanufacturers recommended procedures on pavement sur-faces.3.1.1.1 DiscussionSee Section 7 for factors affecting du-rability.3.1.2 preformed tape,ncontinuous,flexible pavementmarking material that is essentially complete and that may beaffixed to or imbedded in the road surface without fundamen-tally altering its configuration.3.1.3 retroreflection,nreflection in which radiation isreturned in directions close to the direction from which it cameand maintained over wide variations of the direction of theincident radiation.3.1.4 surface pattern,na pattern on the surface with areasof raised surface area.4.Classification4.1 Preformed Retroreflective Pavement Marking Tape shallbe identified as:4.1.1 Reflectivity Level I;Class 1,2 or 3;Skid ResistanceLevel A,or B.4.1.2 Reflectivity Level II;Class 1,2 or 3;Skid ResistanceLevel A,or B.4.2 Reflectivity Levels:4.2.1 Reflectivity Level IA tape that,when new,conformsto the retroreflectance requirements for Reflectivity Level I inTable 1 when measured in accordance with 6.4.4.2.2 Reflectivity Level IIAtape that,when new,conformsto the retroreflectance requirements for Reflectivity Level II inTable 1 when measured in accordance with 6.4.1This specification is under the jurisdiction of ASTM Committee D04 on Roadand Paving Materials and is the direct responsibility of Subcommittee D04.38 onHighway Traffic Control Materials.Current edition approved Dec.15,2012.Published July 2005.Originallyapproved in 1985.Last previous edition approved in 2005 as D4505 05.DOI:10.1520/D4505-12.2For 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.4Available from U.S.National Committee of the CIE(International Commissionon Illumination),C/o Thomas M.Lemons,TLA-Lighting Consultants,Inc.,7 PondSt.,Salem,MA 01970,http:/www.cie-usnc.org.Copyright ASTM International,100 Barr Harbor Drive,PO Box C700,West Conshohocken,PA 19428-2959.United States1 4.3 Classes:4.3.1 Class 1A tape without precoated adhesive,forapplication with liquid contact cement.4.3.2 Class 2A tape with precoated pressure-sensitiveadhesive,for application with or without surface preparationadhesive or primer.4.3.3 Class 3A tape with precoated pressure-sensitiveadhesive protectively covered by an easily removable liner.4.4 Skid Resistance:4.4.1 Skid Resistance Level AAtape that,when new,has askid resistance value of at least 45 BPN when tested inaccordance with 6.6.4.4.2 Skid Resistance Level BA tape that,when new,hasa skid resistance value of at least 55 BPN when tested inaccordance with 6.6.5.Ordering Information5.1 The purchaser using this specification shall include thefollowing information:5.1.1 ASTM designation(D4505),5.1.2 Classification type for Retroreflectance(I or II;see4.2),5.1.3 Classification class for adhesive(1,2,or 3;see