供暖管道试压报告.docVIP

供暖管道试压报告 采暖管线试压方案 目录 1. 工程概况 ············································································· 1 2. 编制依据 ············································································· 1 3. 试压准备 ············································································· 1 4. 管道系统试验 ······································································· 1 5. 质量保证措施 ······································································· 2 6. 劳动力组织 ·········································································· 2 7. 主要施工机具及用料 ······························································ 3 8. 安全保证措施及文明施工 ························································ 3 9. 环境保护措施 ······································································· 3 10. 产品防护技术措施和技术要求 ················································· 4 11. 项目施工管理方针目标 ·························································· 4 12. 施工进度计划 ······································································ 4 13. 应填写的技术资料表格 ·························································· 4 1. 工程概况 采暖部分： 直埋敷设采暖管线9400m，翻建采暖阀井37座，补偿器4个，更换大小阀门共计200个。 2. 编制依据 2.1施工图纸； 2.2《黑龙江省建筑安装工程施工技术操作规程》DB23/T712-2003； 2.3《城市供热管网工程施工及验收规范》 CJJ28-2004 2.4其他相关技术资料。 3. 试压准备 3.1试压方案已制定，并向施工人员进行了安全技术交底。 3.2准备试压管道系统的焊接、安装工作已全部完成，安装质量经检查合格。 3.3试压所需的机具和材料已准备齐全，且可以保证使用要求。 3.4 每条试压系统至少准备2块量程适当的压力表，压力表必须使用经过检验合格且在有效期内的产品。 4. 管道系统试验 4.1管道系统分段试压位置 4.1.1 2#热力站至工程开发电工队南侧管线 4.1.2 2#热力站至4-45#楼南侧管线 4.1.3 2#热力站至7-2#楼分两段进行试压 4.1.4 2#热力站至7-6#楼分两段进行试压 采暖管线试压的思路是将不同位置楼底管线全部施工完毕后，分段整体试压。 4.2管线试压的要求 4.2.1 供热管网工程的管道和设备等应按设计要求进行强度试验和严密性试验，当设计无要求时应按本规范的规定进行。 4.2.2 二级管网应进行强度试验和严密性试验。强度试验压力应为1.5倍设计压力，严密性试验压力应为1.25倍设计压力，且不得低于0.6MPa。 4.2.3强度试验应在试验段内的管道接口防腐、保温施工及设备安装前进行严密性试验应在试验范围内的管道工程全部安装完成后进行；其试验长度宜为一个完整的设计施工段。 4.2.4供热管网工程应采用洁净水为介质做试验。 4.2.5试验范围内的管道安装质量应符合设计要求及本规范的有关规定，且有关材料、设备资料齐全。 4.2.6试验前应对有关操作人员进行技术、安全交底 4.2.7管道各种支架已安装调整完毕，固定支架的混凝土已达到设计强度，回填土及填充物已满足设计要求。 4.2.8焊接质量外观检查合格焊缝无损检验合格 4.2.9安全阀、爆破片及仪表组件等已拆除或加盲板隔离，加盲板处有明显的标记并做记录安，全阀全开，填料密实。 4.