Research and Practice of Precast Assembly Lining Technology for Arch Wall Based on Drilling and Blasting Method
In line with the development trends of mechanized tunnel construction,this study focuses on investigating the implementation conditions,economic benefits,and application prospects of the"drilling and blasting method+arch wall prefabricated assembly lining structure".It systematically elaborates on the design concept of the arch wall prefabricated lining structure in this technique,as well as the results of research on supporting construction equipment.Additionally,it proposes two different assembly schemes that organically integrate traditional blasting construction with arch wall prefabricated lining technology.This technology holds clear advantages in terms of construction efficiency,quality,and resource conservation,and is applicable across various geological conditions and construction settings.It also addresses practical issues that need to be considered during engineering applications,and suggests directions for future in-depth research.
drilling and blasting methodassembled arch wall liningtunnel structure designmachinery and equipmentconstruction optimization
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