DB12∕T 939-2020 国省公路涉路工程技术要求.pdf

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1、ICS93.080.01P66DB12天津市地方标准DB12/T939—2020国省公路涉路工程技术要求Technicalrequirementofaccommodatingstructuresandutilitieswithinright-of-wayofnationalandprovincialhighway2020-06-14发布2020-07-10实施天津市市场监督管理委员会发布DB12/T939—2020目次前言.......................................

2、.........................................II1范围..............................................................................12规范性引用文件....................................................................13术语和定义............................................

3、............................14基本规定..........................................................................25公路交叉工程......................................................................25.1穿越工程..........................................................

4、............25.1.1公路、城市道路穿越公路桥梁................................................25.1.2铁路穿越..................................................................35.1.3管道穿越..................................................................35.2跨越工程.............

5、.........................................................45.2.1公路跨越..................................................................45.2.2铁路跨越..................................................................55.2.3电力线跨越................................

6、................................65.2.4公路跨越..................................................................75.2.5铁路跨越..................................................................85.2.6其他线路跨越........................................................

7、......95.2.7管道、渡槽、企业生产输送带跨越............................................96并行及接入工程....................................................................96.1并行工程......................................................................96.1.1架设线缆................

8、..................................................96.1.2埋设管线.................................................................106.1.3铁路并行.................................................................106.1.4公路并行........................