CAN3-A266.4-M78
Guidelines for the Use of Admixtures in Concrete
Product Details
Preface
This new edition of CSA Special Publication CAN3—A266.4, Guidelines for the Use of Admixtures in Concrete, is written in SI units (Le Système international d'unités) and is intended to supersede CSA Special Publication A266.4—1976.
This Publication is intended to be a guide for the use of air—entraining admixtures, chemical admixtures and pozzolanic mineral admixtures in Portland cement concrete.
This Publication was prepared by the Technical Committee on Concrete Admixtures under the jurisdiction of the Standards Steering Committee on Concrete and was formally approved by these Committees. This Publication has been approved as a National Standard by the Standards Council of Canada.
Scope
1.1 General
1.1.1
This Special Publication covers the factors leading to the use of admixtures, the chemical composition and classification of admixtures, the effects of admixtures on the more important characteristics and properties of fresh and hardened concrete, and the application of admixtures in concrete construction.
1.1.2
This Special Publication also provides general guidance on methods of preparing, storing and dispensing admixtures and the evaluation on admixtures under field conditions.
1.1.3
This Special Publication is complementary to the following CSA Standards and the guidelines herein are based on the use of admixtures conforming to these Standards:
CAN3—A23.5—M82. Supplementary Cementing Materials and Their Use in Concrete Construction;
CAN3-A266.1, Air—Entraining Admixtures for Concrete;
CAN3-A266.2. Chemical Admixtures for Concrete.