Abstract: Abstract：Based on the Longing groove bridge’S changing for high-filled embankment in the Jiang-He freeway D7 contract seetion，the advantages such as using waste，and reducing space etc．are discussed，and the problems such as the large a- mount of post-construction settlement，slope stability and high expense of the high-filled embankment’S setting are also dis- cussed．This study provides the reference for similar road

Key words: expressways in mountainous areas, high-filled embankment, Jiang-He highway

摘要： 以江合高速公路D7合同段的龙井沟大桥变更为高填方而进行的桥和高路堤2种方案比选为依托，论述了高 填方路堤设置的优势，如消化弃方、减少占地等，以及存在的主要问题，如工后沉降量大、边坡稳定性及后期维护费 用高等．．为类似路段进行桥路比选提供参考。

关键词: 山区高速公路, 高填方路堤, 江合高速公路