市政道路不良路基填料改良施工控制技术  

Improvement Construction Control Technology of Bad Roadbed Filling in Municipal Road

作　　者：宋伟 Song Wei(Fujian Xingyan Construction Group Co.Ltd.,Zhangzhou,Fujian 361000)

机构地区：[1]福建省兴岩建设集团有限公司,福建漳州361000

出　　处：《江西建材》2022年第11期275-277,共3页Jiangxi Building Materials

摘　　要：文中分析了江西赣州高铁新区不良路基现状与路基填料标准,研究了不良路基填料改良施工控制技术,计算填料的力学特性,根据综合物理特性,采用生石灰拌合法,改良填料,提高填料的力学性能,为不良路基的施工提供性能优良的填筑材料,进行路基填料施工。实验结果表明,改良后填料在400kPa的竖向剪力荷载下未发生损坏,路基最大沉降量为5.74mm,远低于路基设计标准最大沉降量的15mm,有效提高了道路运营的稳定性。This paper analyzes the status quo and standard of bad roadbed filling in Ganzhou High-speed railway New Area of Jiangxi Province, and studies the improvement construction control technology of bad roadbed filling.According to the comprehensive physical properties, the mechanical properties of the filling materials are improved by using quicklime mixing method to provide excellent filling materials for the construction of bad roadbed and carry out the construction of roadbed filling materials.The experimental results show that the modified filler is not damaged under the vertical shear load of 400k Pa, and the maximum settlement of roadbed is 5.74mm, far lower than the maximum settlement of roadbed design standard of 15mm, which effectively improves the stability of road operation.

关 键 词：市政施工项目 路基填料 路基改良土施工技术 

分 类 号：TP751[自动化与计算机技术—检测技术与自动化装置]