Application Analysis of Settlement Monitoring in Mudflat Subgrade
The pavement monitoring of K185+730-K185+752 section of Fuqing Dongge Farm Sanshanqinqian section of National Highway 228,which has been opened to traffic,has been conducted for 2 stages and 9 months in total,and the pavement monitoring of the junction of PTC piles and rockfill subgrade at K186+350-K186+365 has been conducted for 4 months.The mudflat subgrade structure is affected by the water storage,breeding and drainage repair of the aquaculture ponds on both sides of the highway,and the subgrade shows periodic settlement and floating,which leads to the damage of the pavement structure,Irregular cracks are formed on the road surface,and corresponding technical measures are proposed in the article to ensure the quality of the road surface.
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