ASTM D5050-08(2023)
(Guide)Standard Guide for Commercial Use of Lime Kiln Dusts and Portland Cement Kiln Dusts
Standard Guide for Commercial Use of Lime Kiln Dusts and Portland Cement Kiln Dusts
SIGNIFICANCE AND USE
4.1 This guide provides a list of applications and appropriate test procedures to establish selected uses for the lime kiln dusts and portland cement kiln dusts.
4.2 The lime kiln dusts and portland cement kiln dusts covered by this guide may vary in composition from one source to another. It is therefore advised that the use of such products be undertaken only after their specific compositions, physical properties, performance characteristics, and the anticipated variabilities have been evaluated for the service intended. Until the degree of variability in the dust source or sources has been established, frequent performance testing is recommended.
4.3 Specifications should be prepared to facilitate uses, environmental protection, and engineering designs by the responsible persons.
SCOPE
1.1 This guide is intended to evaluate and describe lime kiln dusts and portland cement kiln dusts for use in commercial applications. This guide is not intended to cover uses for lime or portland cement.
1.2 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.
1.3 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
- Status
- Published
- Publication Date
- 31-May-2023
- Technical Committee
- D34 - Waste Management
- Drafting Committee
- D34.03 - Treatment, Recovery and Reuse
Relations
- Effective Date
- 15-Dec-2023
- Effective Date
- 01-Dec-2023
- Effective Date
- 01-Oct-2023
- Effective Date
- 15-Jul-2020
- Effective Date
- 01-Dec-2019
- Effective Date
- 01-Dec-2019
- Effective Date
- 01-Dec-2019
- Effective Date
- 01-Dec-2019
- Effective Date
- 01-Dec-2019
- Refers
ASTM D6249-19 - Standard Guide for Alkaline Stabilization of Wastewater Treatment Plant Residuals - Effective Date
- 01-May-2019
- Effective Date
- 01-May-2019
- Effective Date
- 01-Apr-2018
- Effective Date
- 01-Nov-2017
- Refers
ASTM D1633-17 - Standard Test Methods for Compressive Strength of Molded Soil-Cement Cylinders - Effective Date
- 01-Nov-2017
- Effective Date
- 01-Nov-2017
Overview
ASTM D5050-08(2023): Standard Guide for Commercial Use of Lime Kiln Dusts and Portland Cement Kiln Dusts provides a comprehensive framework for evaluating and utilizing lime kiln dusts (LKDs) and portland cement kiln dusts (CKDs) in commercial and industrial applications. Developed by ASTM International, this guide offers recommendations for appropriate test procedures, evaluation of material properties, and development of specifications to ensure effective and safe utilization. The standard addresses the variability inherent in kiln dust products and underscores the importance of thorough material assessment prior to use.
Key Topics
- Material Evaluation: Emphasizes the need to analyze the specific composition, physical properties, and performance characteristics of kiln dusts before selecting them for any application.
- Quality Control: Recommends frequent performance testing, particularly when the variability of source materials is not well understood.
- Specification Development: Advises preparing detailed specifications to support safe, effective, and environmentally responsible use in engineering designs and commercial processes.
- Safety and Environmental Considerations: Stresses the importance of implementing appropriate safety, health, and environmental protection measures, and complying with applicable regulatory requirements.
Applications
The commercial applications for lime kiln dusts and portland cement kiln dusts are diverse, reflecting their chemical reactivity and engineering properties. Key uses include:
- Structural Materials: LKDs and CKDs can be added in the manufacture of glass, brick, block, and other building materials to enhance structural integrity.
- Soil Stabilization: These dusts are often used to alter the plastic limit or moisture content of soils, sometimes in combination with fly ash, to provide improved stabilized soil properties for construction and roadworks.
- Waste Management: Suitable for fixation and solidification tasks, LKDs and CKDs are utilized to neutralize and secure both hazardous and nonhazardous wastes, facilitating safer disposal and handling.
- Dewatering and Solidification: Employed for dewatering waste materials, providing needed structural and handling properties for efficient management, recycling, or disposal of industrial by-products.
- pH Control: Highly effective in wastewater treatment to reduce pathogens and enable safe land application of treated sludges, supporting both environmental compliance and public health objectives.
- Flocculation: Valuable in separating solids from liquids in various industrial, municipal, and utility waste streams.
- Agriculture: Used as a soil conditioner and nutrient source, offering benefits for soil health and crop productivity.
Related Standards
ASTM D5050-08(2023) references numerous ASTM and federal standards to support best practices in analysis, testing, and application of kiln dusts:
- ASTM C25: Chemical Analysis of Limestone, Quicklime, and Hydrated Lime
- ASTM C109/C109M: Compressive Strength of Hydraulic Cement Mortars
- ASTM C110, C151/C151M, C184, C187, C266, C305: Physical and mechanical testing of cements and limes
- ASTM C400, C593, C602, C911, C1529: Specifications for use in neutralization, soil stabilization, agriculture, and environmental applications
- ASTM D558/D558M, D1632, D1633, D3155, D3551, D4318: Soil and material testing procedures
- 40 CFR Part 268: Toxicity Characteristic Leaching Procedure and waste treatment standards
Practical Value
Applying ASTM D5050-08(2023) helps organizations:
- Safely repurpose lime kiln dust and portland cement kiln dust in commercial and environmental applications
- Reduce disposal costs and environmental impact by identifying beneficial uses
- Ensure compliance with regulatory and engineering requirements
- Enhance project quality through tested, specification-driven practices
Keywords
lime kiln dust, portland cement kiln dust, commercial applications, soil stabilization, waste management, pH control, ASTM standards, construction materials, environmental compliance, kiln dust testing.
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ASTM D5050-08(2023) - Standard Guide for Commercial Use of Lime Kiln Dusts and Portland Cement Kiln Dusts
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Frequently Asked Questions
ASTM D5050-08(2023) is a guide published by ASTM International. Its full title is "Standard Guide for Commercial Use of Lime Kiln Dusts and Portland Cement Kiln Dusts". This standard covers: SIGNIFICANCE AND USE 4.1 This guide provides a list of applications and appropriate test procedures to establish selected uses for the lime kiln dusts and portland cement kiln dusts. 4.2 The lime kiln dusts and portland cement kiln dusts covered by this guide may vary in composition from one source to another. It is therefore advised that the use of such products be undertaken only after their specific compositions, physical properties, performance characteristics, and the anticipated variabilities have been evaluated for the service intended. Until the degree of variability in the dust source or sources has been established, frequent performance testing is recommended. 4.3 Specifications should be prepared to facilitate uses, environmental protection, and engineering designs by the responsible persons. SCOPE 1.1 This guide is intended to evaluate and describe lime kiln dusts and portland cement kiln dusts for use in commercial applications. This guide is not intended to cover uses for lime or portland cement. 1.2 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. 1.3 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.
SIGNIFICANCE AND USE 4.1 This guide provides a list of applications and appropriate test procedures to establish selected uses for the lime kiln dusts and portland cement kiln dusts. 4.2 The lime kiln dusts and portland cement kiln dusts covered by this guide may vary in composition from one source to another. It is therefore advised that the use of such products be undertaken only after their specific compositions, physical properties, performance characteristics, and the anticipated variabilities have been evaluated for the service intended. Until the degree of variability in the dust source or sources has been established, frequent performance testing is recommended. 4.3 Specifications should be prepared to facilitate uses, environmental protection, and engineering designs by the responsible persons. SCOPE 1.1 This guide is intended to evaluate and describe lime kiln dusts and portland cement kiln dusts for use in commercial applications. This guide is not intended to cover uses for lime or portland cement. 1.2 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. 1.3 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.
ASTM D5050-08(2023) is classified under the following ICS (International Classification for Standards) categories: 91.100.10 - Cement. Gypsum. Lime. Mortar. The ICS classification helps identify the subject area and facilitates finding related standards.
ASTM D5050-08(2023) has the following relationships with other standards: It is inter standard links to ASTM C109/C109M-23, ASTM C151/C151M-23, ASTM C602-23, ASTM C305-20, ASTM C593-19, ASTM C400-19, ASTM C602-19, ASTM C1529-19, ASTM D558/D558M-19, ASTM D6249-19, ASTM C25-19e1, ASTM C151/C151M-18, ASTM D3551-17, ASTM D1633-17, ASTM D1632-17e1. Understanding these relationships helps ensure you are using the most current and applicable version of the standard.
ASTM D5050-08(2023) is available in PDF format for immediate download after purchase. The document can be added to your cart and obtained through the secure checkout process. Digital delivery ensures instant access to the complete standard document.
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: D5050 − 08 (Reapproved 2023)
Standard Guide for
Commercial Use of Lime Kiln Dusts and Portland Cement
Kiln Dusts
This standard is issued under the fixed designation D5050; 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 C187 Test Method for Amount of Water Required for Nor-
mal Consistency of Hydraulic Cement Paste
1.1 This guide is intended to evaluate and describe lime kiln
C266 Test Method for Time of Setting of Hydraulic-Cement
dusts and portland cement kiln dusts for use in commercial
Paste by Gillmore Needles
applications. This guide is not intended to cover uses for lime
C305 Practice for Mechanical Mixing of Hydraulic Cement
or portland cement.
Pastes and Mortars of Plastic Consistency
1.2 This standard does not purport to address all of the
C400 Test Methods for Quicklime and Hydrated Lime for
safety concerns, if any, associated with its use. It is the
Neutralization of Waste Acid
responsibility of the user of this standard to establish appro-
C593 Specification for Fly Ash and Other Pozzolans for Use
priate safety, health, and environmental practices and deter-
With Lime for Soil Stabilization
mine the applicability of regulatory limitations prior to use.
C602 Specification for Agricultural Liming Materials
1.3 This international standard was developed in accor-
C911 Specification for Quicklime, Hydrated Lime, and
dance with internationally recognized principles on standard-
Limestone for Selected Chemical and Industrial Uses
ization established in the Decision on Principles for the
C1529 Specification for Quicklime, Hydrated Lime, and
Development of International Standards, Guides and Recom-
Limestone for Environmental Uses
mendations issued by the World Trade Organization Technical
D558/D558M Test Methods for Moisture-Density (Unit
Barriers to Trade (TBT) Committee.
Weight) Relations of Soil-Cement Mixtures
D1632 Practice for Making and Curing Soil-Cement Com-
2. Referenced Documents
pression and Flexure Test Specimens in the Laboratory
2.1 ASTM Standards:
D1633 Test Methods for Compressive Strength of Molded
C25 Test Methods for Chemical Analysis of Limestone,
Soil-Cement Cylinders
Quicklime, and Hydrated Lime
D3155 Test Method for Lime Content of Uncured Soil-Lime
C109/C109M Test Method for Compressive Strength of
Mixtures (Withdrawn 2020)
Hydraulic Cement Mortars (Using 2-in. or [50 mm] Cube
D3551 Practice for Laboratory Preparation of Soil-Lime
Specimens)
Mixtures Using Mechanical Mixer
C110 Test Methods for Physical Testing of Quicklime,
D3668 Test Method for Bearing Ratio for Laboratory Com-
Hydrated Lime, and Limestone
pacted Soil-Lime Mixtures (Withdrawn 1997)
C151/C151M Test Method for Autoclave Expansion of Hy-
D4318 Test Methods for Liquid Limit, Plastic Limit, and
draulic Cement
Plasticity Index of Soils
C184 Test Method for Fineness of Hydraulic Cement by the
D6249 Guide for Alkaline Stabilization of Wastewater Treat-
150-μm (No. 100) and 75-μm (No. 200) Sieves (With-
ment Plant Residuals
drawn 2002)
2.2 Code of Federal Regulations:
40 CFR Part 268 Appendix 1 Toxicity Characteristics Leach-
ing Procedure
This guide is under the jurisdiction of ASTM Committee D34 on Waste
40 CFR Part 268.43(a) Treatment Standards Expressed as
Management and is the direct responsibility of Subcommittee D34.03 on Treatment,
Recovery and Reuse.
Waste Concentrations (reserved)
Current edition approved June 1, 2023. Published June 2023. Originally
approved in 1990. Last previous edition approved in 2015 as D5050 – 08 (2015).
3. Terminology
DOI: 10.1520/D5050-08R23.
For referenced ASTM standards, visit the ASTM website, www.astm.org, or 3.1 Definitions of Terms Specific to This Standard:
contact ASTM Customer Service at service@astm.org. For Annual Book of ASTM
3.1.1 lime kiln dust:
Standards volume information, refer to the standard’s Document Summary page on
the ASTM website.
The last approved version of this historical standard is referenced on Code of Federal Regulations available from the Superintendent of Documents,
www.astm.org. United States Government Printing Office, Washington, DC 20402.
Copyright © ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959. United States
D5050 − 08 (2023)
3.1.1.1 Lime kiln dust is the finely divided particulate 5.1.2 Stabilization Purposes—With soils to modify the plas-
matter carried from a lime kiln by the exhaust gases. tic limit or moisture content and in conjunction with or without
fly ash (see Specification C593) to provide stabilized properties
3.1.1.2 The composition of the dust is dependent upon the
stone being processed, the processing equipment in use, and to solid and other waste construction products.
5.1.3 Fixation Purposes—For neutralization and fixation
the fuel being used. Concentrations of combustion by-products,
including sulfur compounds, usually exceed that of the primary alone and in conjunction with other materials, both hazardous
quicklime product. Chemical and physical properties are also and nonhazardous.
dependent upon these same factors and should be evaluated for 5.1.4 Solidification Purposes—For dewatering waste mate-
the use intended. rials to provide structural and handling properties, for eco-
3.1.2 portland cement kiln dust: nomic and environmental use, and disposal.
5.1.5 pH Control Purposes—For use with domestic waste-
3.1.2.1 Cement kiln dust is the finely divided particulate
water sludges to significantly reduce pathogens and to enable
matter carried from a cement kiln by the exhaust gases.
domestic wastewater sludges to be safely and economically
3.1.2.2 The dust is composed of variable mixtures of cal-
applied to the land (see Specification C1529 and Guide
cined and uncalcined feed materials, fine cement-clinker
D6249).
formed during the high temperature processing, fuel combus-
5.1.6 Flocculation Purposes—For use to separate solids
tion by-products, and condensed alkali compounds. Alkalis
from liquids and in multi-purpose processes to treat, dispose,
may be concentrated in the dust through volatilization in the
and utilize industrial, municipal, and utility wastes.
high temperature zones within the kiln then condensed in the
5.1.7 Agricultural Purposes—A soil conditio
...




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