高速公路改扩建固旧利用技术——以深汕西高速改扩建TJ5标项目为例  

Research and Application Analysis of Solid Utilization Technology of Expressway Reconstruction and Expansion:A Case Study of the TJ5 Standard Project of Shenzhen-Shanxi West Expressway Reconstruction and Expansion

作　　者：罗裕权 LUO Yuquan

机构地区：[1]中铁十二局集团第一工程有限公司,陕西西安710038

出　　处：《浙江建筑》2025年第2期33-36,共4页Zhejiang Construction

摘　　要：以深汕西高速改扩建TJ5标项目为例,研究固旧利用技术在高速公路改扩建中的施工应用。首先介绍了项目概况和施工条件;然后分析了固旧利用的优势;接着详细描述了材料选择和设计配合比、施工工艺流程以及关键质量控制点;最后对试验结果进行评估,并总结了研究的意义和建议。This paper takes the TJ5 project of Shenzhen‑Shanxi West Expressway Reconstruction and Expansion as an example to study the construction application of solid old utilization technology in the reconstruction and expansion of expressway.Firstly,the project overview and construction conditions are introduced,and then the advantages of solid utilization are analyzed.This is followed by a detailed description of material selection and design mixing,construction process flow,and key quality control points.Finally,the results of the experiment were evaluated,and the significance and recommendations of the study were summarized.

关 键 词：固旧利用 冷再生柔性基层 施工工艺 

分 类 号：U454[建筑科学—桥梁与隧道工程]