Difficulties and countermeasures in the application of bridge prefabrication and assembly technology in highway construction
桥梁预制拼装技术在公路施工中的应用难点及对策

摘要

桥梁预制拼装技术在公路施工中的应用具有施工周期短、质量可控、对交通影响小等优势，但在推广过程中仍面临运输条件受限、现场安装精度控制难、构件连接耐久性不足以及施工组织协调复杂等难点。本文以提升公路桥梁建设质量与效率为目标，深入分析预制拼装技术在实际施工中遇到的主要问题，探讨其技术和管理瓶颈成因，并提出针对性的改进对策，包括优化运输与吊装设备配置、引入高精度测量控制技术、改进连接结构设计以及完善施工组织与质量管理机制。通过技术创新与管理优化相结合，可有效提升预制拼装桥梁的整体施工水平，为公路建设的可持续发展提供可靠支撑。

Abstract

The application of bridge prefabrication and assembly technology in highway construction boasts advantages such as a short construction period, controllable quality, and minimal impact on traffic. However, during its promotion, it still faces difficulties including restricted transportation conditions, challenges in controlling on-site installation accuracy, insufficient durability of component connections, and complex construction organization and coordination. Aimed at improving the quality and efficiency of highway bridge construction, this paper conducts an in-depth analysis of the main problems encountered in the practical application of prefabrication and assembly technology, explores the causes of its technical and management bottlenecks, and proposes targeted improvement countermeasures. These include optimizing the configuration of transportation and hoisting equipment, introducing high-precision measurement and control technology, improving the design of connection structures, and perfecting the construction organization and quality management mechanisms. By combining technological innovation with management optimization, the overall construction level of prefabricated and assembled bridges can be effectively enhanced, providing reliable support for the sustainable development of highway construction.