塑料排水板加固处理高速公路软土地基是一项行之有效的技术 ,尤其在深层软基处理中效果更为显著。通过工程实践 ,对塑料排水板的特点、材料质量检验、施工技术要点、施工质量控制、加载预压标准控制、沉降和稳定监测及有关注意事项进行了阐述 ,对处理效果和经济效益作了分析 ,并对塑料排水板排水预压法的质量控制及技术改进提出了建议。 Plastic drainage board reinforcement soft highway foundation is an effective technology, especially in deep soft ground effect more pronounced. Through engineering practice, the characteristics of plastic drainage board, material quality inspection, construction techniques, construction quality control, preloading standard control, settlement and stability monitoring and related considerations were described, the treatment effect and economic benefits were analyzed , And puts forward some suggestions on the quality control and technical improvement of plastic drainage board drainage preloading method.