T/CECS G:K50-31-2022 Active Group standards

T/CECS G:K50-31-2022 Highway Engineering Block Gravel-Mechanical Sand Self-Compacting Concrete Application Technical Specification

Publish Date: 2022-08-12 Implement Date: 2023-01-01 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

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Basic Information

Standard Code: T/CECS G:K50-31-2022

Standard Type: Group standards

Standard Status: Active

is_force_gb: no

CCS Name: -

ICS Name: Integrated Road Engineering

Publish Date: 2022-08-12

Implement Date: 2023-01-01

Scope

Scope: This specification applies to the design, construction, and inspection of large-scale concrete structures such as retaining walls, foundations, culvert walls, and bridge abutments in highway engineering using block-chipped stone-mechanical sand self-compacting concrete; Main technical content: The main content of this specification includes: 1. General provisions, 2. Terminology and symbols, 3. Raw materials, 4. Design of block-chipped stone-mechanical sand self-compacting concrete, 5. Construction of block-chipped stone-mechanical sand self-compacting concrete, 6. Quality inspection of block-chipped stone-mechanical sand self-compacting concrete, as well as Appendix A: Test method for the mud content on the surface of block-chipped stone, Appendix B: Test method for the bulk density and voidage of block-chipped stone, and Appendix C: Rubber extraction rod method.