ASTM D8249-19

Standard Practice for Use of Rotary Kiln Produced Porous Ceramic as a Mineral Amendment in Topsoil Used for Landscaping and Related Purposes

SIGNIFICANCE AND USE
5.1 Landscaping and construction professionals and golf course designers are a few of the typical users of this standard. When physically evaluating a soil, relative to its suitability to support plant growth (primarily grasses), tests must be performed to determine the presence and amount of solid matter compatibility that is then used to determine potential air-void content, water-holding ability, and deleterious materials. Rotary kiln produced porous ceramic material is a mineral amendment that can be added to a topsoil to increase its suitability to support plant growth.  
5.2 Typical general ranges of soil content for suitable topsoils are presented in Specification D5268. It should be recognized, however, that in some geographic regions, concurrence with the values in the referenced table could be difficult. In such situations, locally acceptable specifications need to be developed.
Note 1: The quality of the result produced by this standard is dependent on the competence of the personnel performing it, and the suitability of the equipment and facilities used. Agencies that meet the criteria of Practice D3740 are generally considered capable of competent and objective testing/sampling/inspection/ and the like. Users of this standard are cautioned that compliance with Practice D3740 does not in itself assure reliable results. Reliable results depend on many factors; Practice D3740 provides a means of evaluating some of those factors.
SCOPE
1.1 This practice covers the material characteristics, physical requirements, and sampling appropriate for the designation of the rotary kiln produced porous ceramic material as a mineral amendment. The porous ceramic material can be used to replace the sand content of a topsoil or it can be blended into an existing topsoil. Typically 5-20 % by mass of porous ceramics are used when blending with or adding to a topsoil.  
1.2 The potential/success of a topsoil amendment is measured/determined by its ability to provide or enhance some or all of the desired properties/characteristics of the topsoil that may be deficient in the unamended topsoil.  
1.3 Soils typically consist of three components: water, air and solids. Solids can be further divided into two sub-components: organic matter, such as peat, muck or other decayed matter, and inorganic mineral matter, such as clay, silt and sand. Porous ceramic falls into the inorganic mineral matter sub-component and is generally used in horticultural topsoil applications as a substitute/alternative or addition for the sand component of soil. See Specification D5268, Table 1.  
1.4 Units—The values stated in SI units are to be regarded as the standard. The values given in parentheses are provided for information only and are not considered standard. Reporting of test results in units other than SI shall not be regarded as nonconformance with this standard.  
1.5 All observed and calculated values shall conform to the guidelines for significant digits and rounding established in Practice D6026, unless superseded by this test method.  
1.5.1 The procedures used to specify how data are collected/recorded and calculated in the standard are regarded as the industry standard. In addition, they are representative of the significant digits that generally should be retained. The procedures used do not consider material variation, purpose for obtaining the data, special purpose studies, or any considerations for the user’s objectives; and it is common practice to increase or reduce significant digits of reported data to be commensurate with these considerations. It is beyond the scope of these test methods to consider significant digits used in analysis methods for engineering data.  
1.6 This practice offers a set of instructions for performing one or more specific operations. This document cannot replace education or experience and should be used in conjunction with professional judgment. Not all aspects of th...

General Information

• Status: Published
• Publication Date: 28-Feb-2019
• ICS: 65.020.40 - Landscaping and silviculture
• Technical Committee: D18 - Soil and Rock
• Drafting Committee: D18.22 - Media for Plant Growth

Relations

• Refers: ASTM D5268-23 - Standard Specification for Topsoil Used for Landscaping and Construction Purposes
• Effective Date: 01-Nov-2023
• Refers: ASTM D3740-23 - Standard Practice for Minimum Requirements for Agencies Engaged in Testing and/or Inspection of Soil and Rock as Used in Engineering Design and Construction
• Effective Date: 01-Nov-2023
• Refers: ASTM C29/C29M-23 - Standard Test Method for Bulk Density (“Unit Weight”) and Voids in Aggregate
• Effective Date: 01-Oct-2023
• Refers: ASTM D75/D75M-19 - Standard Practice for Sampling Aggregates
• Effective Date: 01-Nov-2019
• Refers: ASTM D3740-19 - Standard Practice for Minimum Requirements for Agencies Engaged in Testing and/or Inspection of Soil and Rock as Used in Engineering Design and Construction
• Effective Date: 01-Oct-2019
• Refers: ASTM C29/C29M-17 - Standard Test Method for Bulk Density (“Unit Weight”) and Voids in Aggregate
• Effective Date: 01-Jan-2017
• Refers: ASTM C29/C29M-16 - Standard Test Method for Bulk Density (“Unit Weight”) and Voids in Aggregate
• Effective Date: 01-Feb-2016
• Refers: ASTM D653-14 - Standard Terminology Relating to Soil, Rock, and Contained Fluids
• Effective Date: 01-Aug-2014
• Refers: ASTM D75/D75M-13 - Standard Practice for Sampling Aggregates
• Effective Date: 15-Dec-2013
• Refers: ASTM D5268-13 - Standard Specification for Topsoil Used for Landscaping Purposes
• Effective Date: 01-Jun-2013
• Refers: ASTM C566-13 - Standard Test Method for Total Evaporable Moisture Content of Aggregate by Drying
• Effective Date: 01-Feb-2013
• Refers: ASTM D3740-12a - Standard Practice for Minimum Requirements for Agencies Engaged in Testing and/or Inspection of Soil and Rock as Used in Engineering Design and Construction
• Effective Date: 01-May-2012
• Refers: ASTM D3740-12 - Standard Practice for Minimum Requirements for Agencies Engaged in Testing and/or Inspection of Soil and Rock as Used in Engineering Design and Construction
• Effective Date: 01-Mar-2012
• Refers: ASTM D653-11 - Standard Terminology Relating to Soil, Rock, and Contained Fluids
• Effective Date: 01-Sep-2011
• Refers: ASTM D3740-11 - Standard Practice for Minimum Requirements for Agencies Engaged in Testing and/or Inspection of Soil and Rock as Used in Engineering Design and Construction
• Effective Date: 01-Sep-2011

Overview

ASTM D8249-19 is the international standard practice for the use of rotary kiln produced porous ceramic as a mineral amendment in topsoil, intended for landscaping and related applications. This standard, developed by ASTM, defines the material characteristics, physical requirements, and sampling protocols for integrating porous ceramic material into topsoils to improve their suitability, particularly for plant growth such as grasses. The guidance in ASTM D8249-19 assists professionals in the landscaping, construction, horticulture, and golf course design industries in selecting and testing amendments that enhance the physical properties of topsoil.

Porous ceramic minerals, produced using a rotary kiln process, function primarily as an alternative or addition to the sand content in soils. The amendment helps achieve favorable levels of air voids, optimal water-holding capacity, and improved structural properties, minimizing deleterious materials and supporting robust plant growth.

Key Topics

• Material Specification: Rotary kiln produced porous ceramic is characterized by its high porosity, low density, and generally neutral pH, making it suitable for landscape soil applications.
• Integration Methods: The amended topsoil may contain 5-20% porous ceramic by mass, either replacing or supplementing the sand content.
• Testing and Evaluation: Assessment of the amended topsoil includes measuring loose bulk density, absorption, and particle-size distribution, ensuring it meets the requirements of ASTM D5268.
• Sampling Procedures: The standard defines representative sampling and blending practices to achieve consistent and reliable soil amendments.
• Reporting and Quality Control: Standardized methods for data recording and evaluation are provided to assure the quality of results, emphasizing skilled personnel and appropriate equipment.
• Geographical Adaptability: Recognizes local variation by allowing for site-specific topsoil specifications when ASTM D5268 values are not attainable.

Applications

• Landscaping and Urban Green Spaces: Enables landscape architects and construction professionals to enhance soil for parks, gardens, sports fields, and roadside plantings.
• Golf Course Construction: Golf course designers use the standard to create resilient, well-drained, and nutrient-optimized turf environments.
• Horticulture: Nurseries and horticultural operations blend porous ceramic into potting mixes to ensure consistent plant growth and water management.
• Reclamation and Restoration: Effective for site reclamation projects where native soils lack the required physical or hydraulic characteristics for vegetation establishment.
• Erosion Control: Amending soils with porous ceramic can improve soil stability, aiding in erosion control projects.

Related Standards

• ASTM D5268: Specification for topsoil used for landscaping purposes, referenced for desired soil property requirements.
• ASTM D6026: Practice for using significant digits in geotechnical data, ensuring appropriate precision in reporting.
• ASTM D6913: Test methods for particle-size distribution (gradation) of soils using sieve analysis.
• ASTM C29/C29M: Test method for bulk density and voids in aggregate.
• ASTM C566: Test method for total evaporable moisture content of aggregate by drying.
• ASTM D75/D75M: Practice for sampling aggregates.
• ASTM D3740: Practice for minimum requirements for agencies engaged in soil and rock testing.

Practical Value

ASTM D8249-19 provides essential, reliable procedures for improving the quality, resilience, and performance of landscaped soils using rotary kiln produced porous ceramic amendments. By following this standard, professionals ensure topsoils meet project-specific requirements for aeration, drainage, compaction resistance, and long-term plant vitality. The standard’s thorough approach to material selection, performance evaluation, and documentation supports sustainable landscaping and high-quality horticultural outcomes.

Keywords: ASTM D8249-19, rotary kiln porous ceramic, mineral amendment, topsoil, landscaping, soil amendment, horticulture, golf course, soil testing, ASTM standard, soil improvement.

Standards Content (Sample)

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: D8249 − 19
Standard Practice for
Use of Rotary Kiln Produced Porous Ceramic as a Mineral
Amendment in Topsoil Used for Landscaping and Related
Purposes
This standard is issued under the fixed designation D8249; 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 ations for the user’s objectives; and it is common practice to
increase or reduce significant digits of reported data to be
1.1 This practice covers the material characteristics, physi-
commensuratewiththeseconsiderations.Itisbeyondthescope
cal requirements, and sampling appropriate for the designation
of these test methods to consider significant digits used in
of the rotary kiln produced porous ceramic material as a
analysis methods for engineering data.
mineral amendment. The porous ceramic material can be used
to replace the sand content of a topsoil or it can be blended into 1.6 This practice offers a set of instructions for performing
an existing topsoil. Typically 5-20 % by mass of porous one or more specific operations. This document cannot replace
ceramics are used when blending with or adding to a topsoil. education or experience and should be used in conjunction
with professional judgment. Not all aspects of this practice may
1.2 The potential/success of a topsoil amendment is
be applicable in all circumstances. This ASTM standard is not
measured/determined by its ability to provide or enhance some
intended to represent or replace the standard of care by which
or all of the desired properties/characteristics of the topsoil that
the adequacy of a given professional service must be judged,
may be deficient in the unamended topsoil.
nor should this document be applied without consideration of
1.3 Soils typically consist of three components: water, air
a project’s many unique aspects. The word “Standard” in the
and solids. Solids can be further divided into two sub-
title of this document means only that the document has been
components: organic matter, such as peat, muck or other
approved through the ASTM consensus process.
decayed matter, and inorganic mineral matter, such as clay, silt
1.7 This standard does not purport to address all of the
and sand. Porous ceramic falls into the inorganic mineral
safety concerns, if any, associated with its use. It is the
matter sub-component and is generally used in horticultural
responsibility of the user of this standard to establish appro-
topsoil applications as a substitute/alternative or addition for
priate safety, health, and environmental practices and deter-
the sand component of soil. See Specification D5268, Table 1.
mine the applicability of regulatory limitations prior to use.
1.4 Units—The values stated in SI units are to be regarded
1.8 This international standard was developed in accor-
as the standard. The values given in parentheses are provided
dance with internationally recognized principles on standard-
for information only and are not considered standard. Report-
ization established in the Decision on Principles for the
ing of test results in units other than SI shall not be regarded as
Development of International Standards, Guides and Recom-
nonconformance with this standard.
mendations issued by the World Trade Organization Technical
Barriers to Trade (TBT) Committee.
1.5 All observed and calculated values shall conform to the
guidelines for significant digits and rounding established in
2. Referenced Documents
Practice D6026, unless superseded by this test method.
1.5.1 Theproceduresusedtospecifyhowdataarecollected/
2.1 ASTM Standards:
recorded and calculated in the standard are regarded as the
C29/C29M Test Method for Bulk Density (“Unit Weight”)
industry standard. In addition, they are representative of the
and Voids in Aggregate
significant digits that generally should be retained. The proce-
C566 Test Method forTotal Evaporable Moisture Content of
dures used do not consider material variation, purpose for
Aggregate by Drying
obtaining the data, special purpose studies, or any consider-
D75/D75M Practice for Sampling Aggregates
ThistestmethodisunderthejurisdictionofASTMCommitteeD18onSoiland
Rock and is the direct responsibility of Subcommittee D18.22 on Media for Plant For referenced ASTM standards, visit the ASTM website, www.astm.org, or
Growth. contact ASTM Customer Service at [e-mail]. For Annual Book of ASTM
Current edition approved March 1, 2019. Published March 2019. DOI: 10.1520/ Standards volume information, refer to the standard’s Document Summary page on
D8249-19. the ASTM website.
Copyright © ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959. United States
D8249 − 19
criteria of Practice D3740 are generally considered capable of competent
D653 Terminology Relating to Soil, Rock, and Contained
and objective testing/sampling/inspection/ and the like. Users of this
Fluids
standard are cautioned that compliance with Practice D3740 does not in
D3740 Practice for Minimum Requirements for Agencies
itself assure reliable results. Reliable results depend on many factors;
Engaged in Testing and/or Inspection of Soil and Rock as
Practice D3740 provides a means of evaluating some of those factors.
Used in Engineering Design and Construction
6. Materials
D5268 Specification for Topsoil Used for Landscaping Pur-
poses 6.1 Porous ceramic is a rotary kiln produced vesicular
D6026 Practice for Using Significant Digits in Geotechnical amorphous silicate particulate material. It is a highly porous,
Data low density material with a dry/loose bulk density of 510 to
3 3
D6913 Test Methods for Particle-Size Distribution (Grada- 800 kg/m , (32 to 50 lb/ft ). The pre-sized raw clay used to
tion) of Soils Using Sieve Analysis produce porous ceramic is fired in the kiln at a temperature
between 315 and 815°C (600 and 1500°F). As it exits the kiln
3. Terminology
the material is sterile, inert, and ceramic. Some crushing may
be performed to facilitate final sizing in a screening system.
3.1 Definitions:
Porous ceramic is generally neutral in pH, although the pH can
3.1.1 For definitions of common technical terms used in this
vary somewhat depending on raw material and the fuel used to
standard, refer to Terminology D653.
fire the kiln.
3.1.2 topsoil, n—in soil horizons, the naturally formed top
horizon often designated as “Ahorizon” consisting of soils and
7. Sampling and Test Specimens
materialswhichsupportsthegrowthofplantsandnormallyhas
7.1 Obtain a sample of the rotary kiln produced porous
a greater degree of weathering and greater accumulations of
ceramic according to Practice D75/D75M. Then, obtain a
organic matter than underlying soil horizons or soil parent
representative sample following Test Methods D6913, Annex
material.
A2.
4. Summary of Practice
7.2 Obtain a representative sample of the topsoil following
Test Methods D6913, Annex A2.
4.1 When blending the porous ceramic material into the
original topsoil as a either a replacement of the sand content or
7.3 The total amount of representative sample o
...