The 2022 Annual Meeting and China Technical Exchange Meeting of Cement Concrete Pipe Culvert Branch of China Concrete and Cement Products Association will be held in Chengdu, Sichuan Province from November 26 to 28, 2022. "The Fifth Council of the First Session of Cement Concrete Pipe Culvert Branch of China Concrete and Cement Products Association" and "Application Technology of Reinforced Concrete Pipe Jacking" will be held at the same time.

The relevant matters of the meeting are hereby notified as follows:

I. Main contents of the meeting

1. Industry development and association work

Report to all members of the conference on the economic operation of the cement products industry and the technical development of the cement concrete pipe culvert industry in 2022;

2. High performance concrete and additive material technology of reinforced concrete pipe culvert and component products;

3. Introduction to the preparation and revision of reinforced concrete drainage pipes and relevant standards

The preparation and revision of GB/T11836 Concrete and Reinforced Concrete Drainage Pipe, JC/T2126.1 Technical Specification for Cement Products Part 1: Concrete and Reinforced Concrete Drainage Pipe, JC/T2241 Precast Concrete Inspection Well, Reinforced Concrete Circular Pipe with Base and Technical Specification for Application of Reinforced Concrete Pipe Jacking are introduced.

4. Technical exchange between China and Japan on prefabricated concrete pipe culverts and municipal components

- Following the 2019 "Sino Japanese Technical Forum on Precast Concrete Pipe Culverts and Municipal Components", Japanese experts will again be invited to exchange views on the types of interface sealing structures, performance of sealing materials, implementation standards and engineering applications in precast concrete pipe culvert projects;

——Design and engineering application of prefabricated reinforced concrete station for jacking construction:

——Production, inspection and application of dn 3500 reinforced concrete circular pipe with base;

- Design, manufacture and jacking construction of stainless steel socket reinforced concrete jacking pipe;

- DN4000 large-diameter steel socket reinforced concrete pipe jacking project case - long-distance pipe jacking across the lake in complex strata;

- Core lifting mandrel vibration pipe making equipment and pipe making process;

-Lining segment shield technology and pipe jacking technology in trenchless engineering.

5. Visit and study

Organize a meeting to visit the production line of reinforced concrete pipe culvert core mold vibration pipe making and radial extrusion pipe making;

6. Exhibition of new technology and equipment

In order to give full play to the communication resources of the annual conference platform of the branch, exhibition areas and some booths are arranged for enterprises to set up exhibitions, fairs and negotiations.

II. Time and place of the meeting

1. Check in time:

In the afternoon of November 25, representatives who participated in the "Working Conference on the Formulation of Technical Specifications for Reinforced Concrete Pipe Jacking" and the "Fifth Council of the First CCPA Cement Concrete Pipe Culvert Branch" reported.

Full day on November 26: representatives attending the meeting report.

2. Meeting time:

8:30-12:00 a.m. on November 26, the standard formulation meeting of the Association for the Application of Technical Specifications for Reinforced Concrete Pipe Jacking

15:00-17:00 on the afternoon of November 26, the 5th Council of the 1st CCPA Cement Concrete Pipe Culvert Branch

November 27 2022 All day Annual Meeting of Cement Concrete Pipe Culvert Branch of China Concrete and Cement Products Association and China Japan Technical Exchange Meeting

On November 28, the whole day was visited.

3. Venue: Chengdu Yujiang Hotel (No. 2, Yinchao Road, Wuhou District, Chengdu, Sichuan)

I wish the 2022 annual meeting of the Cement Concrete Pipe Culvert Branch of China Concrete and Cement Products Association and the Sino Japan Technical Exchange Conference a successful opening