目 录1 编制说明.........................................................................................................................................................41.1 序言........................................................................................................................................................41.2 编制单位................................................................................................................................................41.3 编制依据................................................................................................................................................42 工程概况.........................................................................................................................................................52.1 工程项目特征........................................................................................................................................52.1.1 工程范围及工程特点....................................................................................................................52.1.2 主要技术指标................................................................................................................................62.1.3 主要工程数量................................................................................................................................62.2 工程建设地点及环境特征....................................................................................................................62.2.1 自然条件........................................................................................................................................62.2.2 施工条件........................................................................................................................................72.3 主要工程特点.................................................................................................................................