省道****至****公路****至****段工程前言目录前言..........................................................................................................................................................1第一章总论...........................................................................................................................................21.1项目建设的意义............................................................................................................................21.2编制依据........................................................................................................................................31.3评价目的及评价原则....................................................................................................................41.3.1评价目的.............................................................................................................................41.3.2评价原则.............................................................................................................................41.4评价工作等级................................................................................................................................51.4.1环境空气.............................................................................................................................51.4.2地表水.................................................................................................................................51.4.3噪声.....................................................................................................................................51.4.4生态环境.............................................................................................................................51.5环境影响要素识别和筛选............................................................................................................61.5.1环境影响因素识别.............................................................................................................61.5.2环境要素的分类和筛选.....................................................................................................61.5.3评价因子的选择.................................................................................................................71.6评价标准及评价时段....................................................................................................................71.6.1评价标准.............................................................................................................................71.6.2评价预测时段.....................................................................................................................91.7评价内容、范围及评价重点........................................................................................................91.7.1评价内容、范围.................................................................................................................91.7.2评价重点...........................................................................................................................101.8环境保护目标..............................................................................................................................101.9评价方法和评价工作程序..............................................................
