全流程技术突破，这项新技术在青岛地铁15号线成功应用

Core Viewpoint - The successful assembly of the last prefabricated rebar cage corner module at the Xianshan Road Station marks the implementation of modular construction technology for the first time in a domestic open-cut subway station, setting a new benchmark for green, intelligent, and efficient development in the subway construction industry [1] Group 1: Technological Advancements - The modular construction technology developed by Qingdao Metro includes complex node rebar assembly design, modular production, transportation, installation processes, and cost analysis, breaking away from traditional on-site binding methods [3] - This technology has established a core technical system that includes rebar module division, connection anchoring technology, hoisting transportation, and splicing installation, providing valuable technical reserves for future intelligent and green construction [3] Group 2: Efficiency and Safety Improvements - The application of prefabricated rebar cage technology has increased construction efficiency at Xianshan Road Station by 40%, while also addressing high-intensity labor and heat exposure issues associated with traditional methods, thus enhancing the health and safety of construction personnel [5] - The innovative "small tank" transport tool, developed to address transportation challenges, reduced transportation time by 60%, demonstrating the effectiveness of team empowerment and technical innovation in improving on-site efficiency [7] Group 3: Future Implications - The establishment of the modular construction technology system for open-cut subway stations provides a standardized implementation basis for subsequent Qingdao Metro lines, indicating its potential for greater application in future subway construction projects [7]