T/ZZXJX 124-2022
Testing technical standards for prefabricated concrete structures (English Version)

Standard No.

T/ZZXJX 124-2022

Language

Chinese, Available in English version

Release Date

2022

Published By

Group Standards of the People's Republic of China

Latest

T/ZZXJX 124-2022

Scope

Preface 1 Scope 2 Normative references 3 Terms and definitions 4 Basic provisions 5 Material quality inspection 5.1 General provisions 5.2 Concrete 5.3 Reinforcement bars and steel materials 5.4 Connecting materials 5.5 Other materials 6 On-site inspection of prefabricated components 6.1 General provisions 6.2 Concrete strength 6.3 Component defects 6.4 Dimensional deviation 6.5 Rebar configuration 6.6 Construction performance 7 Installation and connection quality inspection 7.1 General provisions 7.2 Installation dimensional deviation 7.3 Reinforcement connection quality 7.4 Reinforcement sleeve grouting connection and grout anchor lap connection quality 7.5 Reinforcement anchorage (insertion) length inspection 7.6 Grouting material entity Strength inspection 7.7 Detection of internal defects in the bottom joints of vertical prefabricated components 7.8 Detection of defects in the joint surface of superimposed floor slabs 8 Structural entity and integrity inspection 8.1 General provisions 8.2 Physical inspection of cast-in-place parts of prefabricated concrete structures 8.3 Overall performance inspection of the structure

T/ZZXJX 124-2022 history

• 2022 T/ZZXJX 124-2022 Testing technical standards for prefabricated concrete structures