ASTM F2772-09

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Designation: F2772 – 09
Standard Specification for
Athletic Performance Properties of Indoor Sports Floor
Systems
This standard is issued under the fixed designation F2772; the number immediately following the designation indicates the year of
original adoption or, in the case of revision, the year of 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.
1. Scope 3.3 combination-elastic, adj—describessportsfloorshaving
apointelasticupperlayerincombinationwitharigidstructural
1.1 This specification establishes levels for athletic perfor-
layer (for example, wood, high density composites, poured
mance properties of multi-purpose indoor sports floor systems,
non-resilient materials) and resilient support components (for
excluding turf and materials specific to running tracks and
example, elastic pads, foam blanket or poured urethane).
tennis courts.
3.4 area-elastic, adj—describes sports floors having a rigid
1.2 The methods described are applicable in both the
upper layer (for example, wood) supported by resilient com-
laboratory and field unless otherwise stated.
ponents.
1.3 The values stated in SI units are to be regarded as the
standard. The values given in parentheses are for information
4. Summary of Test Methods
only.
4.1 Force Reduction—Test Method F2569 provides a non-
1.4 This standard does not purport to address all of the
destructive means for evaluating the force reduction properties
safety concerns, if any, associated with its use. It is the
of the surface in both laboratory and field settings. Force
responsibility of the user of this standard to establish appro-
Reduction is a characteristic of sports surfaces indicating the
priate safety and health practices and determine the applica-
degree of force attenuation provided or caused by the surface
bility of regulatory limitations prior to use.
in certain movement situations. It is principally related to the
2. Referenced Documents give of the surface upon impact. The higher the force reduc-
tion, the greater the absorptive effect. The referenced test
2.1 ASTM Standards:
method is more closely associated with impacts generated by
F2569 Test Method for Evaluating the Force Reduction
lower extremities, and is not an indication of the ability of the
Properties of Surfaces for Athletic Use
test surface to prevent head trauma.
2.2 Other Standards:
4.2 Ball Rebound—EN 12235/C1 provides a non-
EN 12235/C1 Determination of Vertical Ball Rebound Be-
destructive means that can be used both in the laboratory and
havior
in the field by which to identify the ball rebound height of
3. Terminology
various balls used for indoor sports activities. Ball Rebound is
an optional consideration for certain activities commonly
3.1 Definitions:
associated with indoor sports surfaces. Ball rebound values on
3.2 point-elastic, adj—describes sports floors which are
particular surfaces indicate whether those floors provide suit-
only comprised of an elastic layer or layers. (for example,
able or desired values in relation to the preferred activity in the
surfaces such as poured urethanes, vinyl or rubber sheet
sports hall.
goods).
5. Specimen Preparation
This test method is under the jurisdiction of ASTM Committee F08 on Sports 5.1 Testing in the laboratory shall be performed at a
Equipment and Facilities and is the direct responsibility of Subcommittee F08.52 on
temperature of 23 6 2°C (73 +4/–3°F) unless otherwise
Miscellaneous Playing Surfaces.
specified with test sections acclimated to the test temperature
Current edition approved Sept. 1, 2009. Published October 2009. DOI: 10.1520/
for no less than 24 h prior to evaluation.
F2772-09.
For referenced ASTM standards, visit the ASTM website, www.astm.org, or
5.2 Field testing shall be conducted in the environmental
contact ASTM Customer Service at service@astm.org. For Annual Book of ASTM
rangeassociatedwiththefacilityonambienttemperatureofthe
Standards volume information, refer to the standard’s Document Summary page on
surface, and with air temperature and humidity measured 0.76
the ASTM website.
Available from http://www.global.ihs.com/.
m 6 100 mm (30 6 4 in.) above the playing surface with all
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F2772 – 09
temperature and humidity readings recorded in the test report. 7.2.2.3 Perform a set of five repetitive drops on a rigid
It is noted that temperature and humidity can affect the concrete surface recording the readings between the first and
performancecharacteristicsoffloorcomponentsandtheresults second impacts. If the results of all five individual readings in
of on-site testing as compared to results recorded in controlled the set are within the prescribed range, the inflation pressure is
laboratory conditions. Test reports shall be recorded as ‘Out- correct. If any of the individual readings within the set do not
side Standard Indoor Temperature’ or ‘Humidity,’ or both, fall in the specified range adjust air pressure in the ball and
when such conditions prevail. repeat the set until all five readings in the set comply.
6. Dimensions, Mass, and Permissible Variations 8. Inspection
6.1 Laboratory Test—Test specimens shall be constructed 8.1 Laboratory Testing—Prior to laboratory testing, a de-
per the system design and include structural elements such as tailed illustration and written description of the surface to be
seams and end joints. tested shall be developed. The material description shall be
6.1.1 Point-elastic floors require test specimens measuring a provided by the client requesting the test and must include an
minimum of 1.0 by 1.0 m (3.25 by 3.25 ft). The test specimen illustration of the test sample as built, locating the various
shall be placed over a substrate typically required by the construction components such as seams, sub-floor sections,
manufacturer. Non-free floating floors shall be soundly held to resilient support locations, fastener applications, and other
the substrate (for example, double-sided tape). elements requiring consideration by the laboratory for thor-
6.1.2 Combination-elastic floors require test specimens in ough evaluation. The description shall clearly identify compo-
which the upper elastic surface measures a minimum of 1.0 by nents and materials such as density, grade, hardness, spacing
1.0 m (3.25 by 3.25 ft) in combination with the lower sub-floor and dimensions. Compare the illustrated detail and material
construction which measures a minimum of 3.5 by 3.5 m (11.5 description provided by the client with the physical test sample
by 11.5 ft). The test specimen shall be placed over a substrate to verify that it accurately represents the physical sample being
typically required by the manufacturer. Non-free floating upper tested.
elastic surfaces shall be attached to the structural layer by 8.2 Site Testing—Site testing locations should include areas
typical means according to the manufacturer or soundly held to of suspected differing performance and constructions when
the structural layer by other suitable methods (for example, such areas can be determined
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