1、Designation:F310215Standard Guide forSpecifying,Measuring,and Managing Impact Attenuation ofSynthetic Turf Playing Systems1This standard is issued under the fixed designation F3102;the number immediately following the designation indicates the year oforiginal adoption or,in the case of revision,the
2、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 Applicable to synthetic turf playing systems,regardlessof intended use,which are subject to testing in accordance w
3、ithSpecification F1936.1.2 Applicable to synthetic turf playing systems installedeither indoors or outdoors.1.3 Not applicable to natural turf playing systems.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
4、 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:2F355 Test Method for ImpactAttenuation of Playing SurfaceSystems and MaterialsF1936 Specification for Impact Attenuat
5、ion of Turf PlayingSystems as Measured in the FieldF2650 Terminology Relating to Impact Testing of SportsSurfaces and Equipment3.Terminology3.1 Definitions:3.1.1 Except as noted,definitions in this guide are inaccordance with Terminology F2650.3.1.2 ga unit of acceleration equal to standard gravity.
6、Missile accelerations expressed in“g”units are the ratio of themissile acceleration to standard gravity and are hence dimen-sionless.3.1.3 g-maxmaximum acceleration magnitude recordedduring a single impact,expressed in“g”units.3.1.4 impact attenuationreduction of loads produced inthe course of an im
7、pact by means of a cushioning system ordevice,relative to a load criterion or to the loads produced bya reference system.3.1.5 infillmaterial(s)applied to the surface of a tall-pilesynthetic turf playing system in order to create desired perfor-mance characteristics.Infill materials can include sand
8、,rubber,other substances,or combinations thereof.3.1.6 playabilitythe suitability of a playing surface inrelation to the requirements of the sport(s)played on it.3.1.7 reported g-max valuethe g-max value assigned to atest point as the result of a test conducted in accordance withSpecification F1936.
9、It is the average of the g-max valuesrecorded during the second and third missile impacts roundedto the nearest whole number.4.Significance and Use4.1 This guide is intended to provide designers,specifiers,owners,operators and managers of synthetic turf playingsystems with information related to spe
10、cifying,measuring andmanaging impact attenuation.4.2 The goal of this guide is to facilitate decisions andactions that will maximize the safety,playability and functionallongevity of individual synthetic turf playing systems,primar-ily as related to impact attenuation.4.3 This guide presents various
11、 options related tospecifying,measuring and managing impact attenuation ofsynthetic turf playing systems.4.4 Unless specifically stated,this guide does not attempt toendorse or recommend specific options or practices.It is left tothe user of the guide to determine the option,practice or courseof act
12、ion that is most appropriate for them,given the specificsof their individual situation.5.Specifying Impact Attenuation5.1 ASTMs requirement for impact attenuation of syntheticturf playing systems is established in Section 6 of SpecificationF1936.The specification requires that the reported g-max val
13、uefor each test point be less than the designated limit-value.Insituations where the reported value of one or more test pointsis equal to or greater than the designated limit-value,the turf1This test method is under the jurisdiction of ASTM Committee F08 on SportsEquipment,Playing Surfaces,and Facil
14、ities and is the direct responsibility ofSubcommittee F08.65 on Artificial Turf Surfaces and Systems.Current edition approved Jan.1,2015.Published January 2015.DOI:10.1520/F3102-15.2For referenced ASTM standards,visit the ASTM website,www.astm.org,orcontact ASTM Customer Service at serviceastm.org.F
15、or 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 system is considered to be out of compliance and in need ofremedial action
16、to bring all test points below the designatedlimit,as confirmed by subsequent testing.5.2 In addition to establishing the g-max requirement dis-cussed above,Section 6 of Specification F1936 gives owners,architects,engineers and other specifiers the latitude to estab-lish more stringent requirements.Many do.These alternaterequirements typically take one of three forms:lower maxi-mum limits,ranges of acceptable values(maximum andminimum limits),and time-phased requirements.5.2.1 Impact attenuation
