浅析高速公路路基膨胀土改良方法及施工质量控制

Analysis on Improving Method and Construction Quality Control of the Expansive Soil of Expressway Subgrade

对膨胀土提出了加入纤维或风化砂的2种改良方法,建议施工过程中严格控制施工目标、施工过程和施工材料,在质量控制方面要求考察施工的环境,制定详细的施工路线并完善管理制度。

In this paper, two improved methods of adding fiber or weathered sand to expansive soil are put forward, and it is suggested to strictly control the construction target, construction process and construction materials in the construction process, inspect the construction environment, formulate detailed construction route and improve the management system in terms of quality control.