This standard is divided into 9 chapters and 5 appendices. The main technical contents include: 1. General principles; 2. Terminology; 3. Basic regulations; 4. Construction preparation; 5. Construction; 6. Clearing holes; 7. Concrete pouring; 8. Quality inspection; 9. Environmental protection; Appendix A Rotary drilling rig equipment selection; Appendix B commonly used drilling tools and drilling parameters of rotary drilling rigs; Appendix C related types and requirements of drill pipes in rotary drilling rigs; Appendix D drilling tool lifting speed control indicators in the hole; Appendix E concrete pouring Front sediment thickness detection method.
T/CECS G:K51-10-2023 history
2023T/CECS G:K51-10-2023 Construction standard of highway rotary drilling cast-in-place pile