This document specifies the terms and definitions, classification and labeling, structure and interface forms, processing, requirements, test methods, inspection rules, marking, packaging and quality documents, transportation and storage of reinforced concrete pipes for heating jacking. This document applies to reinforced concrete pipes for heating jacking with a nominal inner diameter of 1800-4200mm and formed by mandrel vibration and vertical vibration (vibration) processes.
T/CDHA 5-2021 history
2021T/CDHA 5-2021 Reinforced concrete pipes for heating jacking