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(完整word版)低压燃气管道安装施工工艺标准.pdf

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1、低压管道安装施工工艺标准1 适用范围本工艺标准适用于低压管道庭院安装项目。2 施工准备2.1 技术准备2.1.1 施工技术资料设计图纸、安全技术交底、各项施工规范2.1.2 施工标准规范城镇燃气设计规范 GB50028-2006 城镇燃气输配工程施工及验收规范CJJ33-2005 聚乙烯燃气管道工程技术规程CJJ63-2008 城镇高层设计防火规范GB50045-95（2005）现场设备、工业管道焊接工程施工规范GB50236-2011 城镇燃气技术规范 GB50494-2009 承压设备无损检测第2 部分：射线检测 JB/T4730.2-2005 2.1.3 施工方案包括项目的施工方案、焊接

2、工艺评定。2.2 施工人员序号工种持证上岗要求预计人数备注1 氩电联焊焊工要求持证1 2 电熔焊工要求持证1 3 管工2 4 辅工4 2.3 材料设备的验收、保管及使用材料进场材料，应按要求检查下列项目：1、检验合格证；2、检测报告；3、外观：检测管材内外表面是否清洁光滑，是否有沟槽、划伤、凹陷、杂质和颜色不均匀等；4、不圆度：取三个试样的试验结果的算术平均数作为该管材的不圆度，其值大于 5%为不合格；5、外径及壁厚：管材直径的检查用圆周尺进行，测其两端的直径，任意一处不合格则为不合格；壁厚的检查用千分尺进行，测圆周的上下四点，任意一处不合格则为不合格。2.3.2 材料设备的保管管材、管件和阀

3、门的贮存过程中应符合下列规定：1、管材、管件和阀门应存放在通风良好的库房或棚内，远离热源，并应有防晒、防雨淋的措施；2、管材应水平堆放在平整的支撑物或地面上。当直管采用三角形式堆放和两侧加支撑保护的矩形堆放时，堆放高度不宜超过1.5m；3、管件贮存应成箱叠放在平整地面上；当成箱叠放时，堆放高度不宜超过 1.5m；4、管材、管件和阀门存放时，应按不同规格尺寸和不同类型分别存文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R

4、9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H

5、2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R

6、9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H

7、2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R

8、9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H

9、2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R

10、9I2Z9Y4放。2.4 主要施工机具2.4.1 施工机械1、电熔焊机；2、热熔对接焊机。3、电焊机4、氩弧焊机5、套丝机2.4.2 施工工具1、清洁剂；2、龙门切管器；3、辊轮支架；4、切边器；5、角磨机6、扳手2.5测量及计量器具1、水平仪2、圆周尺；3、千分尺；4、平板尺；5、卷尺2.6.1 技术条件文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9

11、S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:C

12、Z5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9

13、S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:C

14、Z5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9

15、S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:C

16、Z5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y41、设计文件经过设计单位的相关审核、批准并进行了会审

17、；2、施工方案经过项目经理和监理的审核、批准；3、安全技术交底已经落实并办理签字手续；4、施工人员经过教育、培训考核合格，持证上岗。2.6.2 现场条件1、设备机具全部到位；2、施工现场具备施工条件，并能保证连续施工；3、沟槽开挖完毕并经验漕合格；4、施工现场用围挡进行封闭形成隔离作业区。2.6.3 管理条件1、技能熟练的施工人员，且配备了相关的技术责任人、安全责任人；2、对全体施工人员进行质量管理和质量标准的培训，并保存培训记录；3、进行班前安全技术交底，签字并存档。3 施工工艺3.1 工艺流程3.1.1 管道连接工艺流程图施工准备材料采购材料检验管沟开挖测量放线文档编码:CZ5X3S2H2

18、Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9

19、I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2

20、Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9

21、I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2

22、Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9

23、I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2

24、Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y43.2 工艺操作过程3.2.1、开挖管沟：、用测量仪器根据交底基准点采用引导法放出管线中心线位置，每隔 20M 设置中心桩一对（其中1 桩为管道实际中心线，另一桩设在管沟一侧易于保存的地方，便于下管时测量定位用）。材料运输管道布管沟槽验收对口管道焊接、丝接焊缝检验、丝扣检查回填交工验收系统吹扫、试压回填管身胸腔土文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z

25、9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6

26、HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z

27、9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6

28、HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z

29、9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6

30、HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z

31、9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4、在开挖过程中如有损坏其他管线，应该积极处理，对所损坏的管线及时修复。3.2.2 管道敷设：、对照图纸进行安装，先大管后小管，先主管后支管顺序.、与设备连接的管道在自由状态下检查法兰的平行度和同轴度，允许偏差为平行度 0.15mm，同轴度0.5mm，管道试压、吹扫后，复位检查允许偏差与此相同。、清除管腔内污物及清洁管口。、用吊车、葫芦和麻绳将管材慢慢放进沟内，大管材用吊装带。、严禁野蛮拖拉管道.3.3 施工中应注意的问题3.3.1

32、热熔连接应注意的问题1、操作人员应遵循该工艺规程和焊接工艺参数；2、管材、管件存放处与施工现场温差较大时，连接应将管材、管件在施工现场放置一定时间，使其温度接近施工现场温度；3、焊口的冷却时间可适当缩短，但应保证其充分冷却；4、在焊口保压冷却期间不得移动连接件或在连接件上施加任何外力；5、每次焊接完成后，应对其进行外观检验，不符合要求的必须切断返工。3.3.2 电熔连接应注意的问题文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S

33、6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ

34、5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S

35、6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ

36、5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S

37、6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ

38、5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S

39、6 ZG5R9I2Z9Y41、操作人员必须遵循该工艺规程和电熔管件所规定的焊接参数；2、管材、管件存放处与施工现场温差较大时，连接应将管材、管件在施工现场放置一定时间，使其温度接近施工现场温度；3、无环境温度自动补偿功能的焊机，在设置加热时间时，应予以必要时间补偿，具体参照管件使用的说明书；4、启动电熔焊机前，应再次检查管材插入长度是否达到标注尺寸，否则，可能应插接不当照成不良熔接；5、接头冷却期间不得移动连接件或在连接件上施加任何外力。3.3.3 氩电联焊应注意的问题1、操作人员必须遵循该工艺规程和管件所规定的焊接参数；2、管材、管件存放处与施工现场温差较大时，连接应将管材、管件在施工现场放

40、置一定时间，使其温度接近施工现场温度；3、焊接前将管材清理干净，破口打磨合格；4、焊接时严格按照焊接规程进行，焊接完毕后清理焊渣。3.4 季节性施工技术措施1、雨季施工时应设置防雨棚等防雨设施；2、夏季施工时应选择在当日温度较低或接近最低时进行，且管材应加遮盖；3、冬季施工时应设置防雨和防风的设施。4.1 质量检验序号质量控制点控制等级（A、B、C）控制措施1 设计交底A 设计中的特殊要求、施工中应注文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 H

41、G2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9

42、Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 H

43、G2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9

44、Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 H

45、G2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9

46、Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 H

47、G2S6A9I9S6 ZG5R9I2Z9Y4意的问题和材料选用等2 安全技术交底B 交清施工图中的重点、难点和容易出现质量问题的地方3 设备选用A 符合焊接工艺要求4 焊接参数A 符合焊接工艺卡的要求5.1 职业健康安全主要控制措施序号作业活动危险源主要控制措施1 材料运输吊装车辆伤害机械伤害1、特种作业人员持证上岗；2、按规定佩戴正确的劳保用品；3、设定作业安全区域、专人监护；2 材料切割及加工机械伤害触电灼伤噪声1、特种作业人员持证上岗；2、按规定佩戴正确的劳保用品；3、设定作业安全区域、专人监护；5.2 环境管理主要控制措施序号作业活动环境因素主要控制措施1 打磨、切割噪声扰民1、采取隔

48、音措施2 预制焊接固体废弃物污染、光污染1、设定作业区域，无关人员禁止进入；2、固体废弃物分类、集中回收存放；文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:

49、CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I

50、9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:CZ5X3S2H2Q6 HG2S6A9I9S6 ZG5R9I2Z9Y4文档编码:

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