T/CECS G：K50-31-2022 Technical Specification for Application of Rubble-filled Self-Compacting Concrete with Manufactured Sand in Highway Engineering (English Version)
Group Standards of the People's Republic of China CN / TUANTI
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T/CECS G：K50-31-2022
Scope
The main contents of this regulation are: 1. General principles, 2. Terminology and symbols, 3. Raw materials, 4. Block stone-manufactured sand self-compacting concrete design, 5. Block stone-manufactured sand self-compacting concrete construction, 6. Block stone- Quality inspection of machine-made sand self-compacting concrete, as well as Appendix A test method for mud content on the surface of rubble, Appendix B test method for volume accumulation rate of rubble and porosity of stacked structure, and Appendix C rubber extraction rod method.
T/CECS G：K50-31-2022 history
2022T/CECS G：K50-31-2022 Technical Specification for Application of Rubble-filled Self-Compacting Concrete with Manufactured Sand in Highway Engineering