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ACI Education Bulletin E1-07

Aggregates for Concrete

Developed by ACI Committee E-701

First Printing August 2007
American Concrete Institute
Advancing concrete knowledge

Aggregates for Concrete

Copyright by the American Concrete Institute, Farmington Hills, MI. All rights reserved. This material may not be reproduced or copied, in whole or part, in any printed, mechanical,electronic, film, or other distribution and storage media, without the written consent of ACI. The technical committees responsible for ACI committee reports and standards strive to avoid ambiguities, omissions, and errors in these documents. In spite of these efforts, the users of ACI documents occasionally find information or requirements that may be subject to more than one interpretation or maybe incomplete or incorrect. Users who have suggestions for the improvement of ACI documents are requested to contact ACI. ACI committee documents are intended for the use of individuals who are competent to evaluate the significance and limitations of its content and recommendations and who will accept responsibility for the application of the material it contains. Individuals who use thispublication in any way assume all risk and accept total responsibility for the application and use of this information. All information in this publication is provided “as is” without warranty of any kind, either express or implied, including but not limited to, the implied warranties of merchantability, fitness for a particular purpose or non-infringement. ACI and its members disclaim liability fordamages of any kind, including any special, indirect, incidental, or consequential damages, including without limitation, lost revenues or lost profits, which may result from the use of this publication. It is the responsibility of the user of this document to establish health and safety practices appropriate to the specific circumstances involved with its use. ACI does not make any representationswith regard to health and safety issues and the use of this document. The user must determine the applicability of all regulatory limitations before applying the document and must comply with all applicable laws and regulations, including but not limited to, United States Occupational Safety and Health Administration (OSHA) health and safety standards. Order information: ACI documents are availablein print, by download, on CD-ROM, through electronic subscription, or reprint and may be obtained by contacting ACI. Most ACI standards and committee reports are gathered together in the annually revised ACI Manual of Concrete Practice (MCP). American Concrete Institute 38800 Country Club Drive Farmington Hills, MI 48331 U.S.A. Phone: 248-848-3700 Fax: 248-848-3701

Developed by Committee E-701, Materials for Concrete Construction
David M. Suchorski, Chair Leonard W. Bell Richard Bohan David Burg Darrell Elliot James A. Farny Jose P. Garcia Morris S. Huffman Colin Lobo Stella L. Marusin Ibrahim Metwally Charles Nmai Anthony C. Powers Kenneth Rear Jere H. Rose Paul J. Tikalsky Kari YuersRobert Zellers

Note: Special credit is extended to Ward R. Malisch, who developed the first edition and made an editorial contribution to this edition.

CONTENTS Chapter 1—Introduction, p. E1-2 Chapter 2—Classification of aggregates, p. E1-2 Chapter 3—Aggregate properties and test methods, p. E1-2 3.1—Grading 3.1.1—Definition and test method 3.1.2—Fineness modulus 3.1.3—Maximum size and nominalmaximum size 3.1.4—Significance of aggregate grading 3.1.5—Permissible variations in grading 3.2—Specific gravity (relative density) 3.2.1—Definition 3.2.2—Determination of specific gravity 3.2.3—Significance of specific gravity 3.2.4—Absolute volume calculations 3.3—Absorption and surface moisture 3.3.1—Mixing water and water-cementitious material ratio 3.3.2—Absorption and total moisture...
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