土钉墙是一种原位土体加筋技术 ,其作用类似于重力式挡土墙 ,工程实践证明 ,土钉墙具有工作可靠 ,投资省及工期短等特点 ,特别是打入注浆式土钉 ,在砂卵石地层中具有广阔的应用前景。 Soil nailing wall is a kind of in situ soil reinforcement technology, whose function is similar to that of gravity retaining wall. Engineering practice has proved that soil nailing wall has the characteristics of reliable work, low investment and short construction period, especially the grouting Soil nail, in the sand and pebble stratum has broad application prospects.