DESCRIPTION

This CCPA standard is formulated for the quality control of cast-in-situ concrete.

This CCPA standard is applicable to the control of various cracks in the construction stage of cast-in-situ concrete structures of industrial and civil buildings.

DOCUMENT DETAILS

This CCPA standard was drafted by CCPA Ready Mixed Concrete Branch.

Issue date: January 11, 2022

Implementation date: May 11, 2022

Pages: 46

Categories: Structural Concrete, Cracking Control

CONTENTS

1 General Provisions

2 Terms

3 Basic Requirements

4 Design Requirements or Cracks Control

4.1 General Requirements

4.2 Structure Design

5 Material Requirements for Cracks Control

5.1 General Requirements

5.2 Materials

5.3 Mix Proportion

5.4 Mixing

5.5 Conveying

6 Construction Requirements for Cracks Control

6.1 General Requirements

6.2 Quality Control

6.3 Formwork

6.4 Placing, Compacting and Surface Troweling

6.5 Temperature Monitor and Control

6.6 Curing

Appendix A – Test Method for Coarse Aggregate Content of Concrete

Appendix B – Test Method of Cracking Sensitivity of Concrete at Early Age

Explanation of Wording in This Specification

List of Quoted Standards

Addition: Explanation of Provisions

FREE ACCESS TO CCPA STANDARDS (CHINESE VERSION)

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