砾石土路基封层材料性能及施工技术要点

Material Properties and Construction Technology Points of Gravel Soil Subgrade Sealing Layer

利用砾石土路基封层对公路路基进行处理能显著提升公路综合性能。对某公路建设基本情况进行介绍,分析了封层材料的原材料性质并设计了配合比,对材料基本性能进行试验研究。将材料应用到工程实践中,从水泥稳定土封层施工以及石灰稳定砾石土施工两个层面详细介绍了施工技术要点,有效积累了理论和实践经验,对于提升施工技术水平具有一定的现实意义。

The comprehensive performance of highway subgrade can be significantly improved by using the sealing layer of gravel soil subgrade.The basic situation of a highway construction is introduced,the raw material properties of the sealing material are analyzed and the basic properties of the material are studied.When the materials are applied to the engineering practice,the key points of the construction technology are introduced in detail from the two aspects of cement stabilized soil sealing layer construction and lime stabilized gravel soil construction,and the theoretical and practical experience has been accumulated effectively,which has certain practical significance for improving the construction technology level.