气泡混合轻质土在桥头跳车问题处理中的应用

Application of bubble mixed light soil in handling vehicle jumping at bridge head

从桥头跳车问题及气泡混合轻质土技术的内涵入手,结合工程实例,对气泡混合轻质土技术在台背回填施工中的施工流程、要求、配合比进行了分析。与传统的普通填土技术相比,气泡混合轻质土技术在台背回填的沉降量及土压力、工期和费用等方面具有很大优势,具有广阔的应用前景。

Starting from the problem of vehicle jump at bridge head and the connotation of air bubble mixing light soil technology, combined with engineering examples, the construction process, requirements and mix ratio of air bubble mixing light soil technology in backfilling construction of abutment are analyzed. Compared with the conventional filling technology, the technology of air bubble mixing light soil has great advantages in settlement, earth pressure, construction period and cost of backfilling behind abutment, and has broad application prospects.