下载后可任意编辑土方开挖及回填施工方案...................................................................................................................2一、 工程概况..................................................................................................................................71. 场地位置及现状.....................................................................................................................................72. 场地地质条件.........................................................................................................................................73. 土方工程概况.........................................................................................................................................7二、 基坑土方开挖施工..................................................................................................................71. 施工准备.................................................................................................................................................72. 施工分段与施工组织.............................................................................................................................83. 土方开挖施工工艺...............................................................................................................................114. 工程施工注意事项及对策...................................................................................................................12三、 基坑内土方工程施工............................................................................................................131. 施工准备...............................................................................................................................................132. 施工操作工艺.......................................................................................................................................133. 土方回填........................................