Standard Practice for Sampling of Expanded Polystyrene Geofoam Specimens

SIGNIFICANCE AND USE
5.1 This practice provides guidance on sampling of EPS geofoam in order to determine compliance to Specification D6817/D6817M.
SCOPE
1.1 This practice provides guidance on the location, frequency, and method of sampling representative specimens from large blocks of expanded polystyrene (EPS) geofoam.  
1.2 This practice is not intended to replace professional judgment, nor should this guide be applied without consideration of a project’s many unique aspects.  
1.3 The word “standard” in the title of this guide means only that this guide has been approved through the ASTM International consensus process.  
1.4 The values stated in either SI units or inch-pound units are to be regarded separately as standard. The values stated in each system are not necessarily exact equivalents; therefore, to ensure conformance with the standard, each system shall be used independently of the other, and values from the two systems shall not be combined.  
1.5 This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety, health, and environmental practices and determine the applicability of regulatory limitations prior to use.  
1.6 This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the Development of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee.

General Information

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Published
Publication Date
30-Apr-2021
Technical Committee
Current Stage
Ref Project

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ASTM D7557/D7557M-09(2021) - Standard Practice for Sampling of Expanded Polystyrene Geofoam Specimens
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This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the
Development of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee.
Designation: D7557/D7557M − 09 (Reapproved 2021)
Standard Practice for
Sampling of Expanded Polystyrene Geofoam Specimens
This standard is issued under the fixed designation D7557/D7557M; 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 2.2 ISO Standard:
ISO/IEC 17025:2005 General Requirements for the Compe-
1.1 This practice provides guidance on the location,
tence of Testing and Calibration Laboratories
frequency, and method of sampling representative specimens
from large blocks of expanded polystyrene (EPS) geofoam.
3. Terminology
1.2 This practice is not intended to replace professional
3.1 Definitions—For definitions of general geosynthetic
judgment, nor should this guide be applied without consider-
terms used in this standard, refer to Terminology D4439.
ation of a project’s many unique aspects.
3.2 Definitions of Terms Specific to This Standard:
1.3 The word “standard” in the title of this guide means
3.2.1 geofoam lot—a definite quantity of EPS geofoam
only that this guide has been approved through the ASTM
manufactured under conditions of production that are consid-
International consensus process.
ered uniform.
1.4 The values stated in either SI units or inch-pound units
4. Summary of Practice
are to be regarded separately as standard. The values stated in
each system are not necessarily exact equivalents; therefore, to
4.1 EPS geofoam is commonly used in geotechnical appli-
ensure conformance with the standard, each system shall be
cations when an extremely lightweight material is required.
used independently of the other, and values from the two
This practice provides guidance for sampling EPS geofoam
systems shall not be combined.
specimens for ongoing quality control compliance to Specifi-
cation D6817/D6817M.
1.5 This standard does not purport to address all of the
safety concerns, if any, associated with its use. It is the
5. Significance and Use
responsibility of the user of this standard to establish appro-
priate safety, health, and environmental practices and deter- 5.1 This practice provides guidance on sampling of EPS
geofoam in order to determine compliance to Specification
mine the applicability of regulatory limitations prior to use.
D6817/D6817M.
1.6 This international standard was developed in accor-
dance with internationally recognized principles on standard-
6. Procedure
ization established in the Decision on Principles for the
Development of International Standards, Guides and Recom-
6.1 Initial Sampling:
mendations issued by the World Trade Organization Technical 6.1.1 Select samples of the EPS geofoam from a first
Barriers to Trade (TBT) Committee.
production lot to ensure compliance with Specification D6817/
D6817M. Selection of samples shall be as agreed upon
2. Referenced Documents
between purchaser and supplier.
6.1.2 Initial sampling shall include sampling of three sets of
2.1 ASTM Standards:
D4439 Terminology for Geosynthetics specimens. The sets shall be selected from different regions of
a single EPS geofoam block. The regions shall include the
D6817/D6817M Specification for Rigid Cellular Polysty-
rene Geofoam corners of the EPS geofoam block and the center of the EPS
geofoam block as shown in Fig. 1.
NOTE 1—Some EPS geofoam suppliers may cut larger sized blocks into
This practice is under the jurisdiction of ASTM Committee D35 on Geosyn-
two or three smaller sized blocks. The smallest dimension of the block is
thetics and is the direct responsibility of Subcommittee D35.06 on Geosynthetic
Specifi
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